{
  "title": "#DataScientists —&gt;download 2 FREE PDF eBooks: 1) Intro to Statistical Learning, with Applications in R. 2) Elements of Statistical Learning. —&gt;https://t.co/BkCzi2DBwU ————— #abdsc #BigData #DataScience #DataMining #Statistics #MachineLearning #AI #Algorithms #Rstats #Mathematics https://t.co/2PyuxMn6yI",
  "date": "2020-04-15"
}

# #rstats

> **Kirk Borne** (@KirkDBorne; 1456/414): #DataScientists —&gt;download 2 FREE PDF eBooks:
> 1) Intro to Statistical Learning, with Applications in R.
> 2) Elements of Statistical Learning.
> —&gt;https://t.co/BkCzi2DBwU
> —————
> #abdsc #BigData #DataScience #DataMining #Statistics #MachineLearning #AI #Algorithms #Rstats #Mathematics https://t.co/2PyuxMn6yI  [&#8618;](https://twitter.com/xieyihui/status/1249911228081876994)

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> **ÖzlemMedFT** (@koseozlem; 1028/149): Harvard’dan 64 ucretsiz online ders. Data science ve istatistik uzerine cok guzel dersler var. Ozellikle #Rstats ogrenmek isteyenlerin ilgisini cekebilir
> https://t.co/QXUwg1ADdA  [&#8618;](https://twitter.com/xieyihui/status/1249791071955099648)

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> **Rebecca Barter** (@rlbarter; 664/177): 🎉New blog post!
> >
> Tidymodels: tidy machine learning in R
> https://t.co/hDxb0gzMyi
> >
> A concise introduction to machine learning in R using the new(ish) tidymodels pipeline (essentially caret's successor). Thanks to @topepos and team!
> >
> #rstats #machinelearning  [&#8618;](https://twitter.com/xieyihui/status/1250159476910387200)

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> **Tyler Clavelle** (@tclavL; 466/98): Friendly reminder to myself that janitor::clean_names() exists and is awesome. #rstats https://t.co/bRnKfcYiRT  [&#8618;](https://twitter.com/xieyihui/status/1249847357337985025)

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> **boB • Everywhere is Baltimore • Rudis** (@hrbrmstr; 308/32): I *literally* use this function every. single. day. #rstats https://t.co/klgCxFXwOM  [&#8618;](https://twitter.com/xieyihui/status/1250227391747756035)

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> **Dr. Ganapathi Pulipaka** (@gp_pulipaka; 296/151): 13 Python #DataScience and #MachineLearning Libraries You Need to Know. #BigData #Analytics #AI #IoT #IIoT #Python #RStats #TensorFlow #Java #JavaScript #ReactJS #GoLang #CloudComputing #Serverless #DataScientist #Linux #Programming #Coding #100DaysofCode
> https://t.co/BlIlVqimZo https://t.co/CxPNA4Gecv  [&#8618;](https://twitter.com/xieyihui/status/1250262152172179462)

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> **RStudioEDU** (@RStudioEDU; 291/114): (1/4) Are you teaching Data Science online? The RStudio Education Team just released a series dedicated to open-source resources available to make your life easier.
> Watch the follow-up tweets and see https://t.co/CaqENbcLWV for more details.
> #rstats https://t.co/N71coKo6Rp  [&#8618;](https://twitter.com/xieyihui/status/1250005892994662400)

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> **Dr. Ganapathi Pulipaka** (@gp_pulipaka; 195/123): 20 Best Data Science #Books for Beginner in 2020. #BigData #Analytics #DataScience #IoT #IIoT #Python #RStats #TensorFlow #Java #JavaScript #ReactJS #GoLang #CloudComputing #Serverless #DataScientist #Linux #Statistics #Programming #Coding #100DaysofCode
> https://t.co/VCcz1kUL71 https://t.co/nQqeBLCcaD  [&#8618;](https://twitter.com/xieyihui/status/1250090006712107008)

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> **R-bloggers** (@Rbloggers; 176/62): Multilevel Correlations: A New Method for Common Problems  {https://t.co/fashH5xrjS} #rstats #DataScience  [&#8618;](https://twitter.com/xieyihui/status/1249936488407674883)

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> **David Smith** (@revodavid; 170/45): Microsoft's Forecasting Best Practices repository includes extended examples in R, including ARIMA-regression models and Prophet https://t.co/TScHHrDOLj #rstats  [&#8618;](https://twitter.com/xieyihui/status/1250100793669070848)

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> **AI for Learning .ۗۗۗۗۗۗۗۗۗۗۗۗۗۗۗۗۗۗۗۗۗۗۗۗۗ** (@PinakiLaskar; 133/96): #Tech terms usually pronounced wrong!
> >
> #Computerscience #PHP #Python #Java #Javascript #GoLang #Kotlin #Swift #Analytics #IoT #PyTorch #RStats #TensorFlow #Cloud #Linux #AI #womenintech #coding #100DaysOfCode #programming #developer #artificialintelligence #girlswhocode https://t.co/q4Jwb5cp7s  [&#8618;](https://twitter.com/xieyihui/status/1250078397914439680)

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# blogdown

> **Igor Levit** (@igorpianist; 134/26): Bitte folgt @GeorgDiez1. Sein Blogdown, eine Art Tagebuch über unser Heute, über diese verwirrende, neue Zeit, gehört zum Schönsten, was ich kenne. Und auch generell sollte man ihm hier folgen. https://t.co/8t9tE9cZ7E  [&#8618;](https://twitter.com/xieyihui/status/1248204614257836032)

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> **Alison Presmanes Hill** (@apreshill; 103/36): 🗞️ Resources for our @RStudio webinar "Sharing on Short Notice: How to Get Your Teaching Materials Online with #rmarkdown" 🚀
> >
> Video: https://t.co/IuHOwP1tZV
> >
> Post: https://t.co/mdbY7Ky3zD
> >
> Demo #blogdown repo: https://t.co/psehFlUpht
> >
> #xaringan slides: https://t.co/eo0jftuysK https://t.co/f5HdSOMbkS https://t.co/SqFegeesyk  [&#8618;](https://twitter.com/xieyihui/status/1249038479658348545)

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> **Igor Levit** (@igorpianist; 60/13): “[...] Sie zeigen eine gewisse Gehorsamsfreude, dass sie eine rapide Komplexitätsreduktion genießen dürfen, und schreien auf Twitter alle an, die sich auch nur Gedanken darüber machen, ob dieser Lockdown in dieser Form sein kann...” Blogdown by @GeorgDiez1 https://t.co/8t9tE9cZ7E  [&#8618;](https://twitter.com/xieyihui/status/1249985894356070400)

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> **Olaf Radow** (@OlafRadow; 58/22): Wer vom ganzen #COVID19-Scheiß eh schon komplett fertig ist und jetzt auch noch die realitätsfernen Unsäglichkeiten der #Leopoldina einstecken muss, dem empfehle ich als Hoffnungsschimmer und Richtschnur den klugen Text von @GeorgDiez1 + seinen blogdown. https://t.co/0evKtoG7ne  [&#8618;](https://twitter.com/xieyihui/status/1249826790601883649)

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> **Georg Diez** (@GeorgDiez1; 24/5): „Was mich berührt, ist die Verbindung von Eingeschlossen-Sein und Ausweglosigkeit, was nur scheinbar das Gleiche ist.“ #albertcamus #nataliaginzburg #blogdown https://t.co/xQ2jjLPK6o  [&#8618;](https://twitter.com/xieyihui/status/1249406790963429376)

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> **R-LadiesSTL** (@RLadiesSTL; 16/4): We had attendees from Kenya 🇰🇪 (where it was 2am!), India 🇮🇳, Canada 🇨🇦, and the US 🇺🇸 at Dr. @Dorris_Scott's workshop on making a website with #blogdown tonight! Video is processing and will be available tomorrow. 💜💜💜 #rstats @RLadiesGlobal https://t.co/VfG4rszL6i  [&#8618;](https://twitter.com/xieyihui/status/1248440033373290502)

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> **Simon Coulombe** (@CoulSim; 15/2): Trying to re-run all my #rstats blogdown posts from the past 2 years...
> >
> Now I understand why people say that {packrat} is so important.
> >
> It feels like half the functions have been deprecated.  [&#8618;](https://twitter.com/xieyihui/status/1248051436686061568)

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> **Yanina Bellini Saibene** (@yabellini; 13/3): Do you want to made your personal web page?? ...check this 👇 #blogdown #rladies #MiR https://t.co/jQVvyvbpVA  [&#8618;](https://twitter.com/xieyihui/status/1248655530454892549)

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> **Dorris Scott** (@Dorris_Scott; 12/4): Happening today!🤸🏿‍♀️ Get cozy and ready to code as I go through how to make a personal website with #blogdown! I will also go through the basics of #rmarkdown for you need to know it to make your website! I believe it will be recorded if you are not able to attend. https://t.co/0L3wan9ar9  [&#8618;](https://twitter.com/xieyihui/status/1248271054402998278)

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> **R-LadiesSTL** (@RLadiesSTL; 9/8): Did you miss @Dorris_Scott's workshop on #blogdown yesterday? ☹️ Check out the video instead🙂:  https://t.co/2cUQBxXaio  [&#8618;](https://twitter.com/xieyihui/status/1248628186293862402)

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> **Gyan prakash mishra** (@gprakash047; 8/1): I created my first #Github webpage during #lockdown using R package #blogdown.
> https://t.co/uxLVD3QmfJ
> >
> Thanks @arupgsh for your help !  [&#8618;](https://twitter.com/xieyihui/status/1248511208665186305)

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> **Danielle Smalls-Perkins** (@smallperks; 7/1): New to #blogdown? Join @Dorris_Scott and @RladiesSTL tonight at 6 PM CDT to learn how to make a portfolio website to show off your skills and interests! Zoom link is on the Meetup page.
> >
> #RStats #rstudio #rladies #blogdown https://t.co/ro74SLsCUK  [&#8618;](https://twitter.com/xieyihui/status/1248254595425591298)

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> **Alexandra Braun** (@RAinBraun; 6/0): „Wie sich die Menschen bewegen, in der Sonne, in einer Mischung aus Scham und Vorsicht, weil sie wissen, dass das, was sie gerade erleben, jederzeit zurückgefordert werden kann. Sie sind auf Bewährung.“
> >
> Blogdown by @GeorgDiez1 https://t.co/tTmbwsUDLV  [&#8618;](https://twitter.com/xieyihui/status/1250407814729695233)

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> **Maëlle Salmon** (@ma_salmon; 5/0): @xieyihui @dgkeyes @apreshill Just saw https://t.co/HvyhbKlP6S
> >
> (I found this tweet via @statsgen 's https://t.co/FX4zqxzZ92)  [&#8618;](https://twitter.com/xieyihui/status/1247978478428880902)

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> **Dorris Scott** (@Dorris_Scott; 3/1): 👏🏿Good job with your #blogdown website! Keep up the good work! @RLadiesSTL https://t.co/9hsQxc368r  [&#8618;](https://twitter.com/xieyihui/status/1248433052880998405)

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> **Maëlle Salmon** (@ma_salmon; 3/0): @CoulSim Btw interesting hack https://t.co/caMmKFZkuB (I tend not to use blogdown::serve_site() myself, I knit the file I am working on and use Hugo serve)  [&#8618;](https://twitter.com/xieyihui/status/1249328736371179522)

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> **Aurore Paligot** (@AurorePaligot; 3/0): Here's what we'll cover in our next #Amsterdam #RLadies webinar 🌷 BLOGDOWN: Creating blogs and websites with #Hugo and #RMarkdown. Meetup:  https://t.co/LLduCy4f8e I'm really looking forward to it 🌟 https://t.co/L4bdEs9GGe  [&#8618;](https://twitter.com/xieyihui/status/1248894980715958272)

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> **Adithi R. Upadhya** (@AdithiUpadhya; 3/0): @Dorris_Scott Thank you! @Dorris_Scott and @R-LadiesSTL for a wonderful session on personal websites using #blogdown. Truly simple and very informative!  [&#8618;](https://twitter.com/xieyihui/status/1248413724341239815)

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> **Christophe Dervieux** (@chrisderv; 3/0): @damien_dupre @RaoOfPhysics Awesome! Great post! 👍
> Glad it helped you ! 
> >
> This gets me some motivation to go further. I was thinking about an integration with knitr to make every Rmd document interactive more easily Still 🤔 though. 
> >
> Please keep me in the loop of your progress with blogdown !  [&#8618;](https://twitter.com/xieyihui/status/1248311091924525062)

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> **Luke Zappia** (@_lazappi_; 3/0): @CoulSim This was my attempt to save future me from this problem https://t.co/SYg7i1y4rz  [&#8618;](https://twitter.com/xieyihui/status/1248262890768957441)

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> **Arshi Arora** (@arorarshi; 2/1): Using this time to finally set up my website. Check it out! https://t.co/82XECkO5em
> #blogdown #netlify #MadeWithAcademic  [&#8618;](https://twitter.com/xieyihui/status/1250058631917305858)

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> **Ming (Tommy) Tang** (@tangming2005; 2/1): @bioigor @ctitusbrown @SBAmin those are for different purposes: mkdoc is purely markdown for documentation. I use workflowr 
> @jdblischak
>  for sharing project in Rmarkdown and blogdown for writing blogs in Rmarkdown.  [&#8618;](https://twitter.com/xieyihui/status/1248819688110514181)

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> **Oscar Baruffa 📊🇿🇦🇳🇱** (@OscarBaruffa; 2/0): Anyone used Distill before? Pros or cons vs blogdown? https://t.co/0pamqgkTD5  [&#8618;](https://twitter.com/xieyihui/status/1250045158810320896)

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> **Igor Dolgalev** (@bioigor; 2/0): @tangming2005 @ctitusbrown @SBAmin @jdblischak But, for example, couldn't you turn blogdown/Hugo site into a documentation site just by applying a theme: https://t.co/XMc0N4Y5nD  [&#8618;](https://twitter.com/xieyihui/status/1249000006201335809)

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> **Vasant Marur** (@vasantmarur; 2/0): @tangming2005 @jdblischak Ya I'm using this time to write documentation on lab systems and backup strategy etc. So fits well. +1 for blogdown  [&#8618;](https://twitter.com/xieyihui/status/1248799706949521408)

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> **Benjamin Wolfe** (@BenjaminWolfe; 1/3): Q:
> >
> On a nascent #DataScience team w/ some #python some #rstats people. I'm a huuuge fan of sustainability + want to set us up for success. Trying to decide on platforms:
> >
> —#blogdown: shares, def
> —#bookdown: style guide, cookbook, general docs?
> —@gitlab wiki?🤷
> —what else ya got?  [&#8618;](https://twitter.com/xieyihui/status/1247978183699214336)

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> **Tim Klimeš** (@TimKlimes; 1/0): „Ich verstehe die Situation etwas anders, für mich geht es um die Verhältnismäßigkeit, einerseits, vor allem aber um den Diskurs über Alternativen, die Vorbereitung, die so anders hätte laufen können.“ Spannende Gedanken von ⁦@GeorgDiez1⁩ zu #COVID19 https://t.co/K0hYHSPwDF  [&#8618;](https://twitter.com/xieyihui/status/1249960550664155136)

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> **Maëlle Salmon** (@ma_salmon; 1/0): @CoulSim Oups pour les limitations du format je veux dire https://t.co/dAtpPtZ8BP  [&#8618;](https://twitter.com/xieyihui/status/1249389755810414592)

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> **Igor Dolgalev** (@bioigor; 1/0): @tangming2005 @ctitusbrown @SBAmin Gotcha. I just thought you would stick with blogdown (since I think you are already familiar with that).  [&#8618;](https://twitter.com/xieyihui/status/1248809119068426246)

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> **Grecia White** (@Grecia_White; 1/0): @yabellini literaly added "look more into blogdown" to my mental list earlier this week! thank yous🙋🏽‍♀️🥳  [&#8618;](https://twitter.com/xieyihui/status/1248963558387470340)

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> **VicB** (@wicky_vic; 1/0): Blogdown by @GeorgDiez1 https://t.co/lPSA9SIda0  mehr als lesenswert!  [&#8618;](https://twitter.com/xieyihui/status/1248953402312310784)

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> **Aurore Paligot** (@AurorePaligot; 1/0): This webinar will give you tips and tricks to build your website step by step (script included). My main source is the #rseries book https://t.co/TjuU9joJDb by @xieyihui, @ProQuesAsker, and @apreshill 🌻 thanks for this great contribution to the #rstat community! https://t.co/KeEmXJDBF5  [&#8618;](https://twitter.com/xieyihui/status/1248897910923804672)

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> **Ming (Tommy) Tang** (@tangming2005; 1/0): @vasantmarur this is purely markdown for documentation. I use workflowr @jdblischak for sharing project in Rmarkdown and blogdown for writing blogs in Rmarkdown.  [&#8618;](https://twitter.com/xieyihui/status/1248799338475794433)

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> **Luke Zappia** (@_lazappi_; 1/0): The first post on my updated website is a post about how I got the posts to post in the way I want https://t.co/SYg7i1gt2Z  [&#8618;](https://twitter.com/xieyihui/status/1248246489794527233)

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> **Ulrike E.** (@fantasiafragile; 1/0): "Wie wird das Leben sein, wenn es zurückkehrt? Wie werden wir uns erinnern,  wer wir waren, in der Krise? [...] Sie wartet, diese Antwort; aber später werden wir die Frage vergessen haben. Auch das bedeutet Überleben."
> Georg Diez - Notizen zur Krise
> https://t.co/NdYfxsceCb  [&#8618;](https://twitter.com/xieyihui/status/1248243499020894210)

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# bookdown

> **We are R-Ladies** (@WeAreRLadies; 116/29): Some functions to read and write data in R. Reference: 
> >
> https://t.co/XafjqofIFg
> >
> What other read/write R functions you use? https://t.co/8TzVcgTR5p  [&#8618;](https://twitter.com/xieyihui/status/1248589111931224064)

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> **boB • Everywhere is Baltimore • Rudis** (@hrbrmstr; 49/10): I totally forgot abt this (even after @dataandme took a pass at it for me #ty) but I turned my #30daymapchallenge blog post into a {bookdown} 📖. 
> >
> I need to tweak it based on feedback, but https://t.co/ZHBhHpgqQA might be useful for #rstats folks looking for a covidistraction.  [&#8618;](https://twitter.com/xieyihui/status/1250037266208129024)

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> **Thomas J. Leeper** (@thosjleeper; 37/4): @notanastronomer https://t.co/3hlZ7tXlX6  [&#8618;](https://twitter.com/xieyihui/status/1249067116051017729)

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> **Alison Presmanes Hill** (@apreshill; 31/3): @nathangs20 @riannone All of the tables in this #bookdown chapter of Stat545 were made with gt (thanks to @riannone and @jcheng for the help!):
> https://t.co/lxfenChpzC
> >
> Here is the code:
> https://t.co/9h2iWZP1JI https://t.co/JW8Tf17vv0  [&#8618;](https://twitter.com/xieyihui/status/1248010518960279552)

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> **Marc de Falco** (@MarcdeFalco; 18/2): J'ai trouvé exactement ce que je voulais pour écrire mes polys. Export HTML super propre, export Latex très propre aussi, possibilité d'écrire et du C et du Python... mais c'est écrit en R 😭
> (et, oui, il va falloir en faire pour ajouter OCaml...)
> https://t.co/402Oq1fuqf  [&#8618;](https://twitter.com/xieyihui/status/1248685111924621314)

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> **Thomas J. Leeper** (@thosjleeper; 15/0): @Andrew___Baker https://t.co/3hlZ7tXlX6  [&#8618;](https://twitter.com/xieyihui/status/1249067284448129024)

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> **ATG** (@wittequeen; 14/2): bookdown, R Markdown üzerine kurulmuş bir R paketi. R bilenler bu paketi kullarak hem kendileri online kitap/döküman oluşturabilirler hem de sitesinden bu paket ile oluşturulmuş, veribilimi üzerine olan kitaplara erişebilirler:
> https://t.co/CjtqTVyuzu  [&#8618;](https://twitter.com/xieyihui/status/1250020298923085824)

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> **R posts you might have missed!** (@icymi_r; 9/1): 📝 "rOpenSci | 10 Things We Learned in Creating the Blog Guide with bookdown"
> >
> 👤 @stefaniebutland; @ma_salmon; rOpenSci @rOpenSci
> >
> https://t.co/4hmIXO6ENI
> #rstats  [&#8618;](https://twitter.com/xieyihui/status/1249641528198381568)

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> **Solomon Kurz** (@SolomonKurz; 9/0): @JamesHWade @BenjaminWolfe @EmilyRiederer @rlmcelreath @CRC_MathStats Thanks for the shout out! You might use this link to work with the current 1.1.0 edition: https://t.co/U6SjLKPxiM  [&#8618;](https://twitter.com/xieyihui/status/1249372539622690817)

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> **𝔻𝕣. 𝕃𝕖𝕚𝕘𝕙 𝔾𝕣𝕒𝕧𝕖𝕤 𝕎𝕠𝕝𝕗** (@gravesle; 8/4): Big news on the open source book front - Data Science in Education Using R is ready &amp; out in the world. Kudos to the incredible team of authors!! @ebovee09 @ryanes @kierisi @jrosenberg6432  @ivelasq3 
> https://t.co/XLo8ZsMGWI 
> #rmarkdown #bookdown #OpenEd #OER #oer20  [&#8618;](https://twitter.com/xieyihui/status/1247904151318564865)

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> **tipsder** (@tipsder; 6/3): ¡Investigación reproducible desde #R! 
> 3 documentos con todo lo que se debe saber para publicar los resultados de su trabajo desde R. Lo mejor, buen material en español.
> https://t.co/85P7CrxI8F
> https://t.co/fsA3F2gVAx
> https://t.co/c7HN4YUvuO
> #DataScience 
> #rstats
> #data
> #dataviz https://t.co/X6Vhh0hgfl  [&#8618;](https://twitter.com/xieyihui/status/1248250888377925643)

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> **Gabriel González Medina** (@Gabriel00602805; 6/2): A very naive question. What means here::here in #rmarkdown? . I can generate pdf or html because an error with that . Not Found. #rstudio #bookdown #rmd  [&#8618;](https://twitter.com/xieyihui/status/1250083103135141888)

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> **James Wade** (@JamesHWade; 6/0): @BenjaminWolfe @EmilyRiederer @rlmcelreath @CRC_MathStats That was exactly me. Just made it through Ch. 9 and following it reasonably well, I think. I recommend lectures and reading brms/tidy implementation from @SolomonKurz  
> >
> https://t.co/UHe8r9eAYY  [&#8618;](https://twitter.com/xieyihui/status/1249351235339255809)

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> **Peter Higgins** (@ibddoctor; 5/2): Some new div tips with help from @dcossyle https://t.co/xXTulKtt8f https://t.co/YV38wugbJ9  [&#8618;](https://twitter.com/xieyihui/status/1250185428910604288)

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> **Ryan Timpe** (@ryantimpe; 5/0): @tylermorganwall @djnavarro @skyetetra @robinson_es I think the next logical step in this game is for @djnavarro to clone @skyetetra &amp; @robinson_es's bookdown repo, change all the examples to flametrees, render the pages one at a time in spinning 3D, &amp; tweet them with rtweet.  [&#8618;](https://twitter.com/xieyihui/status/1250064496946798593)

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> **Isabella R. Ghement** (@IsabellaGhement; 5/0): @ucfagls Would anything on this page help, Gavin? https://t.co/BZakgC3mHD  [&#8618;](https://twitter.com/xieyihui/status/1249101469032148992)

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> **Grant McDermott** (@grant_mcdermott; 4/0): @straightedge @Andrew___Baker @shom_mazumder @arieda_muco I haven't tried it myself, but I think that repo you linked to is the preferred way.
> >
> Interestingly, R Markdown provides "native" support for Stata chunks (https://t.co/0NjnPraqGl) but I think that's only syntax lexing, not code evaluation.  [&#8618;](https://twitter.com/xieyihui/status/1248669913268375552)

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> **Rick Morgan** (@Rickmorgan2; 4/0): @Andrew___Baker @soashworth @econsarahreber @gregsasso @keithschnak @stevenwwebster @erinhengel The bookdown package 
> (output:
>        bookdown::pdf_document2:) is my preferred template as it makes referencing figures and tables a lot easier... 
> https://t.co/T1dvYO2BcC  [&#8618;](https://twitter.com/xieyihui/status/1248663200545026049)

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> **Federico Marini** (@FedeBioinfo; 3/2): ... and by the way: the Conference is now completely FREE of charge!
> >
> Have a look at the many #rstats excellent contributions that are planned in the program booklet -&gt; https://t.co/KQNR5bXGoh (yes, practicing what we preach: a bookdown book!)  [&#8618;](https://twitter.com/xieyihui/status/1248952628819693570)

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> **Danielle Navarro** (@djnavarro; 3/1): @o_guest @Gabriel00602805 As far as I can tell, here::here() should have its usual meaning inside an R markdown document or bookdown project: it specifies the path to the .Rproj file or the .here file. There is some weirdness because the .Rmd file is executed within a *new* R session though (1/2)  [&#8618;](https://twitter.com/xieyihui/status/1250121819475959808)

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> **tj mahr 🍕🍍** (@tjmahr; 3/1): @sakrejda @danieljhicks @PhDemetri it's very good for R. i hit build in rstudio and it creates everything that needs to be updated based on the dependencies, just like make. plus, i can get a graph for my current project. all those nodes are pointing to a bookdown file i'm using as a project notebook. https://t.co/1fbriKU3JH  [&#8618;](https://twitter.com/xieyihui/status/1248711868711153664)

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> **Ingolf Schaefer** (@TheIngolf; 2/1): @ArneBab @dustyweb @beslayed Really tried to switch to bookdown which is similar in spirit to org-mode, if you work from RStudio, but ended up writing my stuff in TeXmacs or org-mode again.  [&#8618;](https://twitter.com/xieyihui/status/1248566611906265088)

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> **Landry Cancer Biology Consortium** (@LandryCancerBio; 2/0): I’ve been working on writing up my science and going through the Pirate’s Guide to R: https://t.co/17wpnWmeO1. Also using @LabXchange  to continue developing resources for DFCI YES for CURE outreach program, with the wonderful @ireneGLwong ! 
> 6/n  [&#8618;](https://twitter.com/xieyihui/status/1250186578128965643)

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> **Jozef Hajnala** (@jozefhajnala; 2/0): @CoulSim That would depend on your use case. I have one example that is fully automated and open sourced - Output is the bookdown book hosted at https://t.co/BJDBLBtI7d. This is the repo with the content: https://t.co/Pca84SswpJ.  [&#8618;](https://twitter.com/xieyihui/status/1249403787837661184)

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> **Le Néandertal en costard 🐘🍓** (@HydrePrever; 2/0): @MarcdeFalco Mouais je trouve l'export html par défaut super moche et très incommode à l'usage. Y en a partout en plus... En plus ça gère très mal la compilation en plusieurs chapitres. 
> >
> Rmarkdown c'est très bien. Mais bookdown pour moi c'est ni fait ni à faire.  [&#8618;](https://twitter.com/xieyihui/status/1248705788132163584)

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> **tidyverse tweets** (@tidyversetweets; 1/2): Need to do a few layout changes in bookdown #tidyverse #rstats https://t.co/JSgSYy8Gd6  [&#8618;](https://twitter.com/xieyihui/status/1250105373203234817)

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> **Anna Weinstein** (@annapurna82; 1/2): #rstats I'm trying to get my #bookdown PDF output into 6x9in format, and put the epub version into epub3, but I am stuck! And the bookdown website is 504ing, although the google snippets look tantalizingly relevant for solving this... Anybody have any tips?  [&#8618;](https://twitter.com/xieyihui/status/1250188307742457856)

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> **Yohan J. Rodríguez** (@hasdid; 1/1): #R  #Automated | 10 Things We Learned in Creating the Blog Guide with bookdown https://t.co/awQF5f51ry  [&#8618;](https://twitter.com/xieyihui/status/1250103275782840320)

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> **Luis Chamba-Eras** (@lachamba; 1/1): Interpretable Machine Learning https://t.co/T2bUeWrcFx #rmarkdown #bookdown  [&#8618;](https://twitter.com/xieyihui/status/1249779816758419456)

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> **dr_xeo** (@dr_xeo; 1/1): @kuda_xbt Unfortunately not 🙄 but you have a lot of free online books, for instance, https://t.co/R9ptPwDCrH or https://t.co/x3KET5LjeT  [&#8618;](https://twitter.com/xieyihui/status/1248573106647597056)

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> **Andrew Heiss** (@andrewheiss; 1/0): @EmilyRiederer I just found this page in the bookdown book and thought I was having a stroke bc comic sans https://t.co/1TbmZAZyOl  [&#8618;](https://twitter.com/xieyihui/status/1250438044542361600)

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> **ɐɔıssǝſ Burnett** (@TrashBirdEcol; 1/0): @gabbspalomo here's yihui's reveal.js presentation tips https://t.co/jkF5a1XgAO  [&#8618;](https://twitter.com/xieyihui/status/1249792332041314307)

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> **Maëlle Salmon** (@ma_salmon; 1/0): @CoulSim Oui, mêmes limitations que .Rmarkdown -&gt; .Markdown cf https://t.co/gPvwd85Zox
> >
> Mais cf par exemple https://t.co/q1kCdKn26V (il y a une section sur les widgets) et sa source GitHub  [&#8618;](https://twitter.com/xieyihui/status/1249388749978468354)

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> **Teren Teh 🇲🇾🇨🇦🏴󠁧󠁢󠁥󠁮󠁧󠁿** (@Teren_Teh; 1/0): Interpretable Machine Learning https://t.co/ljwGY8J3yF #rmarkdown #bookdown  [&#8618;](https://twitter.com/xieyihui/status/1249356370538831873)

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> **Davi Simon** (@Davi_simon; 1/0): @PHuenermund @Andrew___Baker @thosjleeper QR decomposition is  the choice  due to advantages related to collinearity https://t.co/Rfiog2LwHf  via @rdpeng  [&#8618;](https://twitter.com/xieyihui/status/1249088220756881408)

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> **AJ Wray** (@WrayAJ; 1/0): @RobinMazumder You could try Bookdown in R, or a Markdown document, once you have the sequence of everything to write a short script that puts your figures and text all in one? Latex without the Latex code!  [&#8618;](https://twitter.com/xieyihui/status/1249011098680004609)

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> **𝙳𝚊𝚟𝚒𝚍 𝚁𝚎𝚒𝚗𝚜𝚝𝚎𝚒𝚗** (@GivingTools; 1/0): @jdblischak @zentree I've been meaning to look into this. Currently doing something similar with Bookdown. Does this/can this use the #Bookdown @xieyihui format?  [&#8618;](https://twitter.com/xieyihui/status/1248735070355152896)

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> **We dem Foreigns** (@uNyashaJames; 1/0): Lockdown bookdown. I highly recommend. malcolmgladwell Bravo 👏🏿 @ Prestbury PMB https://t.co/MJmRRjUbFW  [&#8618;](https://twitter.com/xieyihui/status/1248507216786632704)

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> **Adam Lauretig** (@lauretig; 0/3): via @thosjleeper: "Advanced Statistical Computing" in R: https://t.co/7xwnToZhFJ. Looks like a great read!  [&#8618;](https://twitter.com/xieyihui/status/1249070850483126272)

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> **CAP'N** (@nathangs20; 0/2): How does one add the `link_attributes` Pandoc extension so that it gets included in `bookdown::serve_book()`? #bookdown #YAML #Pandoc #extensions #rstats  [&#8618;](https://twitter.com/xieyihui/status/1249726400959000579)

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> **tidyverse tweets** (@tidyversetweets; 0/1): Create epub version 3.0 in bookdown? #tidyverse #rstats https://t.co/RK3M2pEaZo  [&#8618;](https://twitter.com/xieyihui/status/1250435030284828674)

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> **Bothe（￣□￣；）** (@geschichtenpost; 0/1): #rdwd is an #Rstats package to select, download and read climate data from the German Weather Service (Deutscher Wetterdienst, @DWD_klima ). https://t.co/I1LSf7WlrX  [&#8618;](https://twitter.com/xieyihui/status/1250097084801433600)

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> **Michael Barrowman** (@MyKo101AB; 0/1): @Tfeend Wait till you get onto making your own gitbooks in bookdown 😁😁  [&#8618;](https://twitter.com/xieyihui/status/1249057026791137282)

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# knitr

> **dr_xeo** (@dr_xeo; 80/19): Did you know that you can convert an R Markdown document to an R script? 😱I didn't, but it is very easy and useful. #rstats  #rmarkdown
> >
> knitr::purl("document.Rmd")  [&#8618;](https://twitter.com/xieyihui/status/1249629456458747906)

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> **atusy** (@Atsushi776; 9/0): 朝モクでknitrにPRキメた！
> マージされれば、kableで全角文字使った時に文字の揃えが崩れるバグが直る。
> https://t.co/pO3BLqOHZs  [&#8618;](https://twitter.com/xieyihui/status/1249498610607083520)

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> **Colin Gillespie** (@csgillespie; 5/4): Setting the optimal graphics device in an RMD file https://t.co/VMoI0DdvRQ #RStats A follow on from https://t.co/TQFsKl7fiE  [&#8618;](https://twitter.com/xieyihui/status/1249696964494712832)

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> **R Weekly Live** (@rweekly_live; 4/2): Setting the Graphics Device in a RMarkdown Document #rstats #datascience https://t.co/JQ17HaFiWz  [&#8618;](https://twitter.com/xieyihui/status/1250432287591632897)

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> **Clemens Brunner** (@cbrnr_; 3/1): Create a data frame of all loaded package versions with my package_versions #rstats function: https://t.co/L4f5A30igE
> Very nice for including in Rmd documents with knitr::kable(package_versions(base=TRUE)): https://t.co/5ag3RURs6t  [&#8618;](https://twitter.com/xieyihui/status/1250367927850860545)

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> **Brian Vancil** (@bvancil; 2/2): I have to call out @xieyihui and #knitr for having the nicest and most readable error messages! Thanks for realizing that users are human. #rstats https://t.co/BP2FLhaCU1  [&#8618;](https://twitter.com/xieyihui/status/1249726183882833923)

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> **Emily Riederer** (@EmilyRiederer; 2/0): @andrewheiss Yes! My one tiny tiny contribution the the pkg. 
> >
> As a sidenote, there are so many awesome knitr engines that I always keep learning about like {cat} (https://t.co/58K7GidEOI) These really need more publicity!  [&#8618;](https://twitter.com/xieyihui/status/1250437739490635778)

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> **Toni R E Santos** (@ToniRicardoES; 2/0): @thattommyhall I wrote my 2015 thesis in LaTeX. I am writing my papers in LaTeX using Sweave/Knitr in RStudio  [&#8618;](https://twitter.com/xieyihui/status/1248937118719770625)

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> **Luis Guirola** (@lm_guirola; 1/1): @mioana Standard solution is Pandoc. Usually I do through Rstudio-knitr. For figures you probably need to attach them manually  [&#8618;](https://twitter.com/xieyihui/status/1247977961355083777)

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> **Emily Riederer** (@EmilyRiederer; 1/0): @andrewheiss knitr also has a native {sass} engine. I haven’t tried with xaringan but it might work to just add in a {sass} chunk  [&#8618;](https://twitter.com/xieyihui/status/1250436000767041537)

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> **Hannington Bukomeko** (@hbukomeko; 1/0): @askimeze @dr_xeo I would think the function "purl" of the package "knitr" strips the #rmakrdown document of all other parts except the 'r chunks' and then convert that chunks from .rmd to .r  [&#8618;](https://twitter.com/xieyihui/status/1250076647308636160)

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# tinytex

> **Achim Zeileis** (@AchimZeileis; 40/8): New R/exams release on CRAN! #rstats #rexams #elearning
> >
> Simplified PDF output through integration of the wonderful #tinytex pkg by @xieyihui.
> >
> More tools for customizing random exercise variations by setting seeds or fixing parameters.
> >
> And more:
> https://t.co/7KBmKjw61v  [&#8618;](https://twitter.com/xieyihui/status/1248336832695341057)

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> **R-bloggers** (@Rbloggers; 30/6): New R/exams Version: TinyTeX, Fixing Parameters and Random Seeds, and More  {https://t.co/BFI4S1jMCK} #rstats #DataScience  [&#8618;](https://twitter.com/xieyihui/status/1248351056167350273)

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> **Bryan Jenks** (@Tall_Viking; 2/1): my latest #latex tutorial: LaTeX Document Classes, Sections, and Outlining https://t.co/Q9Y47Vg7kU with sweave and tinytex in #rstudio this is useful report typsetting knowledge #rstats  [&#8618;](https://twitter.com/xieyihui/status/1248269158627733509)

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> **Vivek Das** (@ivivek87; 1/2): `Knit to PDF` just got better today 😃
> >
> https://t.co/b9buBzqAd5
> >
> #rstats #Markdown #Statistics #Report #LaTex  [&#8618;](https://twitter.com/xieyihui/status/1250087314337890305)

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> **R Weekly Live** (@rweekly_live; 1/2): New R/exams Version: TinyTeX, Fixing Parameters and Random Seeds, and More #rstats #datascience https://t.co/SDjqym2Nb0  [&#8618;](https://twitter.com/xieyihui/status/1248872898493853697)

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> **ladies, gaydies, and theydies...** (@communist_bully; 1/0): HOW MANY TIMES do I have to install tinyTeX. HOW MANY TIMES!!!!!!  [&#8618;](https://twitter.com/xieyihui/status/1249826172076265472)

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> **Thomas Hütter** (@DerFredo; 0/1): Posted by R/exams, now on R-bloggers: New R/exams Version: TinyTeX, Fixing Parameters and Random Seeds, and More #rstats https://t.co/rKnNzAHMHi  [&#8618;](https://twitter.com/xieyihui/status/1248360894020583425)

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# xaringan

> **Kevin Wang** (@KevinWang009; 21/3): My Xaringan slides for a Zoom lecture for making a #Rshiny application last week: https://t.co/OlyywiP8eA. 
> >
> Slides will take you from building a skeleton app in Rmd (slide #11) to a working app (#16, #17) to a more functional app with reactives (#26, #29). https://t.co/dyNGmPLwhd  [&#8618;](https://twitter.com/xieyihui/status/1249250042738692097)

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> **mikefc** (@coolbutuseless; 17/1): I just went looking for a racing barchart with {gganimate} and it seems like @EvaMaeRey has a great xaringan/flipbook for me to steal from!
> >
> #RStats #nice 
> >
> https://t.co/yPbNK8dwSI https://t.co/OTpphXv6mp  [&#8618;](https://twitter.com/xieyihui/status/1249193403495198731)

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> **@hackyhourUSQ** (@hackyhourusq; 15/4): Don't miss tomorrow's USQ Hacky Hour @adamhsparks  will highlight some work that he has been undertaking on a USQ xaringan theme for making presentations in R. It's still in early stages but usable. https://t.co/Ngwt9GF7Hu  [&#8618;](https://twitter.com/xieyihui/status/1249924732784238594)

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> **magdalena bennett** (@maibennett; 8/0): I have @paulgp’s (great) beamer tips linked on the “Resources” section of my website, but now I’m actually thinking of replacing that whole section for a big, bold “Don’t”, with just a couple of links to Xaringan examples 💕  [&#8618;](https://twitter.com/xieyihui/status/1250259719287119879)

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> **Ted Laderas** (@tladeras; 7/0): Weird xaringan/reveal.js thing - pressing `m` reverses your slides, as in mirror flips them. 
> >
> It's probably in the documentation somewhere, but it's a little hard to search for it. https://t.co/5J9Z69EQ2f  [&#8618;](https://twitter.com/xieyihui/status/1249827822174007296)

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> **Andrew Heiss** (@andrewheiss; 6/0): I'm becoming a *huge* fan of xaringan! Check out this re-creation of some of my normal slides now, with all sorts of CSS magic! https://t.co/eepYkJO4S0
> >
> No more making math in LaTeXit, making figures in, and remembering to keep them all up to date in PowerPoint https://t.co/Sn76gyk530  [&#8618;](https://twitter.com/xieyihui/status/1248454428471914496)

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> **Andrew Heiss** (@andrewheiss; 4/0): Operation "Convert my standard PowerPoint template to xaringan" is going swimmingly. PowerPoint on left, xaringan/remark dot js on right.
> >
> Live version: https://t.co/6cpn2up9Eq https://t.co/XmOSzp3pWz  [&#8618;](https://twitter.com/xieyihui/status/1248349744281399304)

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> **Wei Yang Tham** (@wytham88; 4/0): @paulgp @maibennett as a CSS noob, I find this super helpful: https://t.co/sqXtmia1Ry
> >
> my main complaint about xaringan is I find it hard to convert to PDF. I still use it but can be frustrating when you occasionally need a static copy. not sure if it's just particular to my setup  [&#8618;](https://twitter.com/xieyihui/status/1250270285430804482)

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> **John Helveston** (@JohnHelveston; 4/0): @andrewheiss https://t.co/LQwWpuqKvz https://t.co/9XWJJpeejV  [&#8618;](https://twitter.com/xieyihui/status/1248274410747944960)

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> **Andrew Heiss** (@andrewheiss; 2/3): #rstats world: is there some way to incorporate Sass with xaringan? I’d love to have Sass compile to CSS when knitting without having to use a Makefile…  [&#8618;](https://twitter.com/xieyihui/status/1250287346324369408)

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> **magdalena bennett** (@maibennett; 2/0): @paulgp I think this procedure is basically the same for Xaringan, reaveal.js, ioslide, etc. And at least I think those skills are useful.. not like when I spent days trying to edit a class file for a beamer theme 🙄 haha  [&#8618;](https://twitter.com/xieyihui/status/1250263247246237697)

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> **John Helveston** (@JohnHelveston; 2/0): @andrewheiss @apreshill This is the best intro to #xaringan I've seen. Truly amazing stuff.  [&#8618;](https://twitter.com/xieyihui/status/1248276910779576325)

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> **Alberto Torres Barrán** (@albertotba; 1/2): Anyone in #rstats has suggestions on how to add code that errors in a xaringan slide? I'd like to show the code and the error as if it was the output. I can only think of `eval=FALSE` and manually copy-pasting the error.  [&#8618;](https://twitter.com/xieyihui/status/1249698141516988416)

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> **Maths Oddity** (@ElzbthMcCrthy; 1/0): Sorry to have missed this notification.  @adamhsparks is this the type of functionality that can be achieved?  https://t.co/mQdlplsEsD https://t.co/UTZLyM3NZG  [&#8618;](https://twitter.com/xieyihui/status/1250351562259435526)

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> **Paul Goldsmith-Pinkham** (@paulgp; 1/0): @maibennett Interesting, would love to see some examples if you get the change. I've been using reveal, but maybe Xaringan is better?  [&#8618;](https://twitter.com/xieyihui/status/1250261733400293382)

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> **Fausto Bustos** (@FaustoBustos; 1/0): @andrewheiss I am fully in support of this, if only for the selfish reason that later on I will asked you for halp with xaringan https://t.co/k1oiiEYVPr  [&#8618;](https://twitter.com/xieyihui/status/1248351005672013824)

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> **Bululú.** (@ChebKhesus; 1/0): xaringan**  [&#8618;](https://twitter.com/xieyihui/status/1248234880238059520)

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> **tidyverse tweets** (@tidyversetweets; 0/1): include Xaringan slides without titles in document outline #tidyverse #rstats https://t.co/mYVOHn2ANx  [&#8618;](https://twitter.com/xieyihui/status/1248287177097822208)

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# yihui.name

> **Cédric Scherer** (@CedScherer; 9/1): @jpkrooney @visnut Simply never use require. https://t.co/OOQzY7LVsc  [&#8618;](https://twitter.com/xieyihui/status/1248204543890018304)

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> **Gordon Shotwell** (@gshotwell; 2/1): @avibryant The thing I like about R notebooks relative to other designs is that they're a rendering engine which sits on the base language, which means that there are fewer of those "why doesn't my notebook have &lt;feature&gt;" problems. https://t.co/rGGcJ4bmdI  [&#8618;](https://twitter.com/xieyihui/status/1248310809568165888)

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