Yihui's Blog

R · statistics · life · random thoughts

2023

2023-05-26 How to Fold Messages and Warnings in knitr
2023-05-26 Please Avoid Using Hugo v0.112.x
2023-05-17 My Webinar on R Markdown v1 at the ASA Philadelphia Chapter
2023-05-15 The Status of the DT Package

2023-04-28 Share Your Goodwill
2023-04-12 Do You Have to get() Objects?

2023-02-23 Convert Inline Footnotes to Regular Footnotes in Markdown
2023-02-22 Style Keyboard Keys and Shortcuts on Web Pages
2023-02-07 Manipulate SVG Plots with JavaScript in R Markdown
2023-02-07 Shiny App without Shiny: a JavaScript Exercise in R Markdown
2023-02-07 You Should Rarely Need eval(parse())
2023-02-06 Deprecating xfun::isFALSE()

2023-01-10 My Webinar on Explaining R Markdown with Minimal Applications
2023-01-05 An Upcoming Clean Progress Bar in knitr
2023-01-05 One Fewer Dependency of knitr
2023-01-04 litr: Write an R Package Entirely with an R Markdown Document
2023-01-01 Finding Function Calls in R Code

2022

2022-12-21 Starting a Personal Github Discussion Board
2022-12-21 Using Github Actions as Free Virtual Machines to Debug R Problems on Different Platforms
2022-12-19 A Change in the Meaning of the Chunk Option "message = FALSE" / "warning = FALSE"
2022-12-19 Migrating Comments from Disqus and Utterances to Giscus

2022-06-22 My Talk at useR! 2022 on blogdown

2022-05-19 TinyTeX Users can Install the Full TeX Live Now (It's a few Gigabytes)
2022-05-11 Two Upcoming Changes in TinyTeX and tinytex

2022-04-29 With Quarto Coming, is R Markdown Going Away? No.
2022-04-28 Substitute the magrittr Pipe '%>%' with R's Native Pipe Operator '|>'

2022-01-05 News from knitr v1.35 to v1.37: Alternative Syntax for Chunk Options, and Some New Engines

2021

2021-11-12 blogdown v1.6: Support for the config/ Directory, and Improvements in install_hugo()/new_post()

2021-10-28 Turn an Ordered List on an HTML Page into a Collapsible FAQ List
2021-10-19 An Upcoming Breaking Change in knitr on Unbalanced Chunk Delimiters

2021-06-15 One Little Thing: Spin a Child Script via knitr::spin_child()
2021-06-09 Simulating the OLS Consistency When X and ε are Dependent
2021-06-03 crandalf: Use Github Actions to Check Reverse Dependencies of an R Package
2021-06-03 Full-width Figures with Two Lines of CSS
2021-06-03 Let Your Markdown Breathe!
2021-06-03 News from formatR v1.9 to v1.11
2021-06-03 One Little Thing: The Docco Style with knitr::rocco()
2021-06-02 Don't Know Which LaTeX Package(s) to Install When Getting a LaTeX Error?
2021-06-01 Self-contained xaringan Slides

2021-05-30 blogdown: Knit on Save, or Save on Knit?
2021-05-28 One Little Thing: Reusing Code Chunks and Chunk Options with knitr

2021-04-27 Best Wishes for Your Retirement, John!

2021-03-31 Random Thoughts (Episode 1)
2021-03-22 A List of Mistakes that I Have Made in My Software Engineering Career
2021-03-21 What Does it Mean When Your Github Issue is Closed, and What Can You Do?

2020

2020-04-15 Accidentally Pressing 'm' on xaringan Slides

2020-02-25 Quick Notes on Some rstudio::conf(2020) Talks after I Watched the Videos
2020-02-24 My First Uncoast Unconference in 2019
2020-02-17 Is that a Mickey Mouse Blowing a Trumpet?
2020-02-12 Down? Not My Fault...
2020-02-11 On a Clear Night
2020-02-06 Back from rstudio::conf(2020)

2019

2019-07-16 Romain Lesur: The Most Wonderful Collaborator I Have Ever Worked With

2019-06-28 On TIOBE Index

2019-05-22 From RTFM to ITFM (Improve The Fine Manual)
2019-05-01 August 12, 1991 Review of S-PLUS Statistical Software

2019-04-30 Naming Software Packages with Common Words

2019-03-06 The Implementation of `yolo = TRUE` in xaringan via yolofy()

2019-02-20 The Ultimate Infinite Moon Reader for xaringan Slides

2019-01-25 Back from rstudio::conf 2019

2018

2018-12-26 On Marketing (on Social Media)
2018-12-24 On Disagreement

2018-11-29 Two Roads Diverged in a Wood; Take One without Blocking the Other
2018-11-21 Isn't Medium an Obviously Terrible Platform for Blogging?
2018-11-09 My Biggest Regret in the knitr Package
2018-11-09 On Cosmetic Changes in Pull Requests
2018-11-09 Some of My JS Tricks to Enhance the HTML Output of Markdown
2018-11-08 The Two Surprisingly Hard Things about the Otherwise Simple Markdown
2018-11-08 Things are Getting Better and Better
2018-11-07 Winners Take All in the Dependency World (or Hell)
2018-11-02 English is Still Hard for Me, and Thoughts on (Computer) Language Wars

2018-10-19 Rmd Files will No Longer be Rendered as Markdown on Github

2018-09-21 A Follow-Up Post on My Early Career Crisis Post (Finally)
2018-09-20 My Trick of Deciding if a Link Should Open a New Browser Tab
2018-09-18 How to Put All Your Code in the Appendix in R Markdown
2018-09-18 Serving a Website or Shiny App at 0.0.0.0
2018-09-10 The First Notebook War
2018-09-04 xfun::pkg_attach(): A Vectorized Version of library()

2018-08-31 Using TinyTeX from a Flash Drive
2018-08-29 Impact: Depth or Breadth?
2018-08-16 Create GIFs with gifski in knitr Documents
2018-08-09 makeActiveBinding(): The Most Magical Hidden Gem in Base R
2018-08-08 Double Negatives
2018-08-07 Reflections on 25+ Years of "50 Years of Data Science"
2018-08-06 Write a Book with bookdown and Publish with Chapman & Hall

2018-07-31 Two of My Use Cases of Lazy Evaluation
2018-07-30 In HTML and the Web I Trust
2018-07-30 Solving Statistical Computing Problems with SQL
2018-07-30 The Cool Hacker Emi Tanaka
2018-07-27 Help Needed: Add More Tests in My R Packages
2018-07-27 On source("https://bioconductor.org/biocLite.R")
2018-07-27 Quietly Struggling (with Software)
2018-07-27 The First Bookdown Contest
2018-07-24 Slowly but Steadily, They Started to Help Me Answer Questions
2018-07-22 The Best Way to Support LaTeX Math in Markdown with MathJax
2018-07-17 How Will an Animated GIF Work in a Textbook?
2018-07-17 The "Invisible Baby" Metaphor
2018-07-14 No Description, Website, or Topics Provided
2018-07-13 R Markdown: The Definitive Guide
2018-07-13 The User-Developer Spectrum in the R Ecosystem
2018-07-11 Do You Have to Use FontAwesome or Other Libraries for Web Symbols?
2018-07-11 One Little Thing: Embed a File in the HTML Output of R Markdown
2018-07-11 Write / Don't Write the Whole Book in bookdown
2018-07-11 Yue Jiang: A Ninja with Sharingan
2018-07-10 Only One Person Can Help You with That
2018-07-06 Once in a Blue Moon, I Reached "Issue Zero" in a Github Repo
2018-07-03 On "Quick Questions"
2018-07-01 A CRANextra Repository for Homebrew and R Users on macOS

2018-06-22 Ideally, I Hope to Simply Copy and Run Your Example
2018-06-22 On Cache Invalidation
2018-06-19 HTML Widgets for Non-HTML Output Formats
2018-06-18 One Little Thing: knitr::combine_words()
2018-06-16 One Little Thing: Quote a Poem with blogdown
2018-06-16 One Little Thing: Touch a Source File in a blogdown Website
2018-06-14 Build Binary R Packages for the Homebrew Version of R?
2018-06-13 Okay, it is Time to Try Pandoc 2.x Now
2018-06-12 The Best Experience in Remote Talks that I Have Given
2018-06-12 The xaringan Math Limerick
2018-06-04 Pour Positive Energy into Github Issues

2018-05-25 One (Perhaps Surprising) Reason Why I may Silently Ignore a Github Issue
2018-05-07 No Slap in the Face to Those Who are Smiling
2018-05-02 Make the Right / Positive Things Easier to Do than Wrong / Negative Things

2018-04-06 The Trouble of .Rprofile if it Doesn't Have a Trailing Newline

2018-03-26 Timezones, and Worse, Daylight Saving Time
2018-03-23 On Adjectives
2018-03-20 Let MiKTeX Install Missing LaTeX Packages Automatically
2018-03-20 The "Talk-Driven Development" Model
2018-03-15 Don't Use Spaces or Underscores in File Paths; Use Dashes Instead
2018-03-12 Miao YU is Looking for a Postdoc Position in the US
2018-03-07 The Second Pull Request Could be (Much) Better
2018-03-06 Hacking the R (HTML) Help Pages
2018-03-06 The R Markdown Source Documents of My Presentations
2018-03-05 Thanks, Eduardo Junior, for Giving Up your Pull Request
2018-03-05 The Video of My Talk on blogdown at rstudio::conf 2018

2018-02-27 "Bite-sized" Pull Requests
2018-02-27 And They Closed a Valid Question on Stack Overflow Again
2018-02-27 The TAMU Theme for xaringan
2018-02-23 Netlify is Hiring Its First Data Scientist
2018-02-23 Thanks, Alicia Schep, for Digging into knitr Engines
2018-02-21 And They Started to Share Procrastination Techniques
2018-02-21 The #1 Question to Ask Yourself when Designing a Questionnaire
2018-02-19 A Twist of Hygge in xaringan
2018-02-16 My Early Career Crisis (2014 - 2015)
2018-02-15 Another R-Podcast with Eric Nantz
2018-02-14 Looking for a New Maintainer of the tikzDevice Package
2018-02-07 Perhaps My Documentation is not Too Bad
2018-02-06 All Hidden Features will Eventually be Discovered
2018-02-06 Thanks, Marie Dussault, for Reading the Full blogdown Book
2018-02-03 What is More Convincing than a CV?
2018-02-02 How to Pretend Typing Super Fast in RStudio

2018-01-31 The Large Variance in the Attention Level of Readers
2018-01-30 Anything that Can Look Like Cats will Look Like Cats
2018-01-30 How to Properly Write a URL
2018-01-30 Ian Lyttle is the Most Serious Conference Attendee I've Met
2018-01-30 It is Hard to Imagine the Limit of Bureaucracy
2018-01-26 Install RGtk2 From Source on macOS
2018-01-19 Back To The DT Package After Two Years
2018-01-17 Nothing Feels Better Than Someone Else Answering Questions For You
2018-01-16 Screenshots Can Be Helpful, But Only Text Can Be Copied And Executed
2018-01-02 stop() / return() Early for Shorter Code

2017

2017-12-30 I Don't Always Offer Bounties on Stack Overflow. When I Do...
2017-12-29 Help Needed: Use Sentence Styles in knitr's Documentation
2017-12-27 library(methods): Human Time vs Computer Time
2017-12-21 Add an on.exit() Call to a Parent Function
2017-12-21 Someone Should Help Prof Alice Silverberg Set Up A Blog
2017-12-20 Being Busy vs Being Productive
2017-12-19 Another Year, Another R Package, Another Book, and Endless Joy
2017-12-16 How To Stop Sexual Harassment Or Other Misconduct At Conferences
2017-12-16 The Most Unexpected Discovery of An R Language Feature
2017-12-15 More Than "Last 13 lines of output" in R CMD check?
2017-12-13 One Little Thing To Consider When Naming Things (Software)
2017-12-12 save() vs saveRDS()
2017-12-09 How I Learned R
2017-12-08 The Spreadsheet Lady
2017-12-07 Embed A Live Video of Yourself Through Your Camera in HTML5 Slides
2017-12-07 How Twitter Shaped Us
2017-12-07 Reproducible Research With A Marmot
2017-12-07 Why Are Some Good Old Ideas Buried in the History of Statistical Graphics?
2017-12-05 A Desiccated baseR-er's Snowflakes via Base R Graphics
2017-12-04 Please Help Me Test TinyTeX: A Lightweight LaTeX Distribution
2017-12-04 The #1 Reason Why I Don't Want to Work in Academia

2017-11-22 Generate A Verbatim Code Chunk or Inline R Expression in knitr Output
2017-11-22 One Little Thing: the knitr Chunk Option include=FALSE
2017-11-22 Study the Hugo-XMin Theme If You Wish to Customize A blogdown Website
2017-11-22 Thanks, Elio Campitelli, for Testing My Guess!
2017-11-21 Ask Only (?) 12 Questions to Fix An Issue
2017-11-21 Thanks, Sergio Oller, for Closing Your Own Pull Request!
2017-11-20 Thanks, TJ Mahr, for Reading the Pandoc Documentation!
2017-11-19 301 Redirect: The Most Important Technique in Maintaining Websites
2017-11-16 On Saying No
2017-11-16 One Step Ahead
2017-11-15 No Need to Upgrade to Pandoc 2.0 (Yet)
2017-11-02 x[matrix(ncol = 2)]
2017-11-01 Thanks, Rebecca Condit, for Proofreading the blogdown Manuscript!

2017-10-25 Buy the Case and Return the Pearl
2017-10-24 I'm Also A Desiccated baseR-er Like Karl Broman
2017-10-23 R Package Vignettes: One Fundamental Contribution of Duncan Murdoch
2017-10-21 Thanks, Claus Ekstrøm, for Watching My Github Repo!
2017-10-19 A Few Joyful Moments of A Software Developer
2017-10-19 Schedule R Code to Be Executed Periodically in the Current R Session
2017-10-19 The 501st Reminder About Reproducible Examples
2017-10-13 "I thought it was obvious to you," he said. "No."
2017-10-13 Are These Still The R Manuals I Knew?!
2017-10-13 The blogdown Logo
2017-10-10 Thanks, Karl, for Cross-referencing on Github!
2017-10-09 Emoji Stats of Github Issues?
2017-10-09 Thanks, Jean-Olivier Irisson, for Mentioning Cross-posting!
2017-10-04 Different Degrees of Freedom for Bloggers and Book Authors
2017-10-03 Help Me: xaringan / remark.js CSS Themes?
2017-10-03 The Downside of Sharing A Personal Favorite

2017-09-29 Thanks, Max, for Not Emailing or Messaging Me!
2017-09-19 One Little Thing: knitr::fig_chunk()
2017-09-18 The Minimal Reproducible Example Paradox
2017-09-15 One Little Thing: knitr::imgur_upload()
2017-09-15 Pull Requests as A Teaching Tool
2017-09-12 Some Articles on Time Management
2017-09-11 Python: The Incredibly Confusing Language?
2017-09-11 Redundancy in "if (x == TRUE)"
2017-09-11 The bookdown Book in Retrospect
2017-09-06 Getting Rid of the .DS_Store Crap
2017-09-04 Am(az|us)ingly Arrogant

2017-08-31 Incremental Slides with xaringan / remark.js
2017-08-31 Twitter Threads vs Blogging
2017-08-31 We Cannot Be Friends If You Share Source Code As Screenshots
2017-08-29 Why xaringan / remark.js for HTML5 Presentations?
2017-08-24 Stack Overflow (or RStudio Community) First, Github Issues Second, and Emails Last
2017-08-22 Generate A Summary for A Post in Hugo
2017-08-22 Jump-start a Pull Request

2017-07-12 Number of Lines of Code
2017-07-06 On Syntax Highlighting
2017-07-03 How Was the JSM Attendees Data Leaked?

2017-06-09 On Formality
2017-06-08 The Ghost Printer Behind Top-level R Expressions
2017-06-07 Consider Netlify instead of GitHub Pages for Your Static Websites
2017-06-06 Rediscovering Rd2roxygen

2017-05-22 Finally, Four Backticks on Github
2017-05-19 A Note on on.exit()
2017-05-18 How I Find, Manage, and Use GIFs
2017-05-17 When in Doubt, Try to Upgrade Your Software Packages
2017-05-16 A Note on missing()

2017-04-14 Some Facts about Jeff Leek

2014

2014-11-18 A Letter of Recommendation for Nan Xiao

2014-07-26 A Few Notes on UseR! 2014
2014-07-26 library() vs require() in R

2013

2013-10-19 Markdown or LaTeX?

2013-09-30 Testing R Packages
2013-09-05 After Three Months I Cannot Reproduce My Own Book

2013-07-21 My first Bioconductor conference (2013)

2013-06-27 R Package Versioning
2013-06-10 You Do Not Need to Tell Me I Have A Typo in My Documentation
2013-06-03 A Few Tips for Writing an R Book

2013-04-12 Travis CI for R! (not yet)
2013-04-07 Travis CI for R?

2013-03-14 On ENAR, or Statistical Meetings in General

2013-02-17 Contribute to The R Journal with LyX/knitr
2013-02-10 Publishing from R+knitr to WordPress

2013-01-26 Code Pollution With Command Prompts
2013-01-05 Find Out Available Usernames with R

2012

2012-12-10 ICERM Reproducibility Workshop: Day 1

2012-11-23 IPython vs knitr, or Python vs R

2012-10-30 Can We Live Without Backslashes?
2012-10-29 Build Static HTML Help Pages for R Packages
2012-10-29 Visiting FHCRC, JHSPH and Meeting Xi'an
2012-10-03 A Quick Note On Large 2D Data

2012-09-10 R Package Vignettes with Markdown

2012-08-07 For the Stupid Password Rules at Iowa State

2012-06-25 Making Reproducible Research Enjoyable

2012-05-08 Learn formatR in Two Minutes
2012-05-01 How to Make HTML5 Slides with knitr

2012-04-22 Fancy HTML5 Slides with knitr and pandoc

2012-03-15 Ideas on A Really Fast Statistics Journal

2011

2011-12-12 How to Become an Efficient and Collaborative R Programmer
2011-12-01 knitr: Elegant, flexible and fast dynamic report generation with R

2011-08-16 The fun Package: Use R for Fun!

2011-05-25 Sweave and pgfSweave in LyX 2.0.x (experimental)

2011-04-30 Produce Authentic Math Formulas in R Graphics
2011-04-09 New versions of GGobi and rggobi for Windows users

2011-01-06 formatR update (0.1-6)
2011-01-04 Customizing the Theme of Your R HTML Help
2011-01-01 Happy New Year with R (2011, Fireworks!)

2010

2010-12-22 A Special Graphics Device in R: the Null Device
2010-12-03 formatR update (0.1-5)
2010-12-01 Rd2roxygen: Convert Rd to roxygen documentation

2010-10-30 How to Start Using (pgf)Sweave in LyX in One Minute
2010-10-24 Grabbing Tables in Webpages Using the XML Package
2010-10-17 On the Gory Loops in R

2010-09-28 A Slider to Control Two Plotting Windows
2010-09-11 SyntaxHighlighter Brush for the R Language

2010-08-22 Numbered Figure/Table Captions in beamer
2010-08-14 Auto-completion in Notepad++ for R Script

2010-07-21 My Talk on Animations at useR! 2010 (NIST, Gaithersburg)

2010-04-17 alphahull: an R Package for Alpha-Convex Hull
2010-04-15 R is an Epic Fail?
2010-04-13 formatR: farewell to ugly R code
2010-04-05 Rules of Thumb to Meet R Gurus in the Help List
2010-04-03 Demonstrating the Power of F Test with gWidgets

2010-03-28 Looking for Software Paths in Windows Registry
2010-03-24 A Demo for the Ratio Estimation in Sampling Survey (Animation)
2010-03-24 Font Families for the R PDF Device
2010-03-23 R Tips in Stat 511
2010-03-12 Guess the Random Seed

2010-02-18 Press Enter in LyX Sweave as You Wish

2009

2009-12-31 Happy New Year with R
2009-12-24 Merry Christmas Using R

2009-11-11 Create Animations in PDF Documents Using R

2009-10-19 swfDevice, RGoogleTrends, FlashMXML, and SVGAnnotation
2009-10-10 50000 Revisions Committed to R

2009-09-26 How to Import MS Excel Data into R

2009-08-31 Formatting Decimals in Texts with R
2009-08-29 Counterintuitive Results in Flipping Coins

2009-06-12 Simulation of Burning Fire in R
2009-06-10 Creating Tag Cloud Using R and Flash / JavaScript (SWFObject)
2009-06-04 Insert Google Adsense Code in bbPress Forum

2009-05-30 Convert MySQL Database to UTF-8 in Wordpress

2009-03-31 Enhanced tidy.source() (Preserve Some Comments)
2009-03-16 Identify Data Points in Off-Screen R Graphics Devices

2009-01-07 When Bell-shaped is Far Far Away from Gaussian

2008

2008-11-05 Brownian Motion Using Google Visualization API and R

2008-10-20 Quincunx (Galton box, Bean machine) in R
2008-10-15 Dynamically Selecting Points Using R
2008-10-12 How to Open a File from a Hyperlink

2008-09-23 Eyeball Test to Identify An Unfair Coin (or A False Record)
2008-09-18 To Observe Interactions in Bubble Plots
2008-09-06 To See A Circle in A Pile of Sand

2008-08-14 Statistical Animations Using R - A Talk at useR! 2008

2008-07-21 Never Lonely
2008-07-07 Girls / Women are Talkative?

2008-06-20 Set framerate in pdf2swf
2008-06-15 Dirt in the Mouse & Glivenko-Cantelli Theorem
2008-06-13 Flash Animations by saveSWF() in Package animation
2008-06-04 Dokuwiki Plugins animation and math Added

2008-05-31 AniWiki: Animations in Statistics
2008-05-13 Handbook of Computational Statistics
2008-05-11 Random Number Generation on the Glasses (A Natural RNG)
2008-05-09 To See A World In A Range of Function
2008-05-02 On Scientific Writing

2008-04-28 How Did I Notice the Notice from Hadley Wickham
2008-04-26 Animations for Spatial Patterns (simulation only!)
2008-04-26 Finding Splitting Values for A Regression Tree

2008-01-20 Going Home
2008-01-17 R Doc: Using R for Data Analysis and Graphics
2008-01-11 Structural Equation Modeling: Where Are Advantages?
2008-01-09 Obligation for Statistics to Draw Conclusions?
2008-01-01 A Cartoonizer Web Site
2008-01-01 At the Beginning of the Year 2008

2007

2007-12-31 Line Breaks for LaTeX Code in R Documentation Files
2007-12-29 Be Careful with the Value Returned in R Functions
2007-12-28 When Does Statistics Become Meaningless?
2007-12-27 Listening is A Better Way to Improve Pronunciation
2007-12-26 On Christmas Eve...
2007-12-24 Availability of the PNG Device in R
2007-12-22 Make Optical Illusions in R Graphics System
2007-12-20 Terrible Functional Data Analysis?
2007-12-17 Updating the Web Site Animated Statistics Using R
2007-12-03 Funny Mark Twain

2007-11-21 Quick Notes for VI Editor
2007-11-12 Package animation: Statistical Animations in R
2007-11-08 Statistical Modelling: Fitting Models or Fitting Data?

2007-10-29 Machine Learning: Machine is Learning Like a Human Being
2007-10-25 Animations in Survey Sampling
2007-10-19 Slight Changes to Boadilla Theme in Beamer Class
2007-10-08 Linux Font Equivalents for Verdana, Courier New & Georgia
2007-10-05 Spring in Fall
2007-10-04 Jokes in Statistics - A Talk to be Given in CUEB (Slides & Materials)
2007-10-03 multicol -- Multi-column Pages in LaTeX
2007-10-02 Demonstration of Confidence Intervals Using R (Animated)

2007-09-23 All Models are Wrong, and Some Models are Useless
2007-09-14 Semi-transparent Colors in R: Color Image as an Example
2007-09-11 R Language Definition File for Highlight
2007-09-08 A Lovely Donkey :-D
2007-09-08 Draw A Map of China onto A Color Image
2007-09-06 Process of Minimization by Gradient Descent (2D)

2007-08-25 Dare be defeated?
2007-08-12 Tidy up your R code