- 2015: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
- 2014: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
- 2013: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
- 2012: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
- 2011: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
- 2010: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
- 2009: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
August 2015
- R 3.2.2 is released
- Slides from my JSM 2015 talk on dendextend
- dendextend: a package for visualizing, adjusting, and comparing dendrograms (based on a paper from "bioinformatics")
June 2015
- dendextend version 1.0.1 + useR!2015 presentation
- Setting Rstudio server using Amazon Web Services (AWS) - a step by step (screenshots) tutorial
- R 3.2.1 is released
- A step by step (screenshots) tutorial for upgrading R on Windows
April 2015
March 2015
- Israel's 2015 election polls' analysis with Shiny + ggplot2
- R 3.1.3 is released (+ easy upgrading for Windows users with the installr package)
November 2014
- The ensurer package (validation inside pipes)
- Analyzing coverage of R unit tests in packages - the {testCoverage} package
- R 3.1.2 release (and upgrading for Windows users)
August 2014
July 2014
- R 3.1.1 is released (and how to quickly update it on Windows OS)
- The dendextend package for visualizing and comparing trees of hierarchical clusterings (slides from useR!2014)
April 2014
March 2014
December 2013
- Plotly Beta: Collaborative Plotting with R
- R-bloggers: an example of how interest networks propel viral events
September 2013
August 2013
July 2013
- Analyzing Your Data on the AWS Cloud (with R)
- Tailor Your Tables with stargazer: New Features for LaTeX and Text Output
- Creating good looking survival curves - the 'ggsurv' function
June 2013
May 2013
April 2013
- R 3.0.0 is released! (what's new, and how to upgrade)
- Updating R (on Windows) through a menu-bar: installr 0.9 released on CRAN
March 2013
- Writing a MS-Word document using R (with as little overhead as possible)
- Updating R from R (on Windows) - using the {installr} package
February 2013
January 2013
- {stargazer} package for beautiful LaTeX tables from R statistical models output
- 100 most read R posts for 2012 (stats from R-bloggers) - big data, visualization, data manipulation, and other languages
December 2012
November 2012
August 2012
May 2012
April 2012
March 2012
January 2012
- Printing nested tables in R – bridging between the {reshape} and {tables} packages
- Interactive Graphics with the iplots Package (from “R in Action”)
- Merging two data.frame objects while preserving the rows’ order
- Aggregation and Restructuring data (from “R in Action”)
- Top 20 R posts of 2011 (and some R-bloggers statistics)
December 2011
November 2011
- Edimax EW-7811Un USB wireless – connecting to a network (on ubuntu 11.10)
- Diagram for a Bernoulli process (using R)
October 2011
August 2011
June 2011
- Calling R lovers and bloggers - to work together on "The R Programming wikibook"
- Engineering Data Analysis (with R and ggplot2) - a Google Tech Talk given by Hadley Wickham
April 2011
- How to upgrade R on windows 7
- Article about plyr published in JSS, and the citation was added to the new plyr (version 1.5)
March 2011
February 2011
January 2011
- How to label all the outliers in a boxplot
- Call for proposals for writing a book about R (via Chapman & Hall/CRC)
- R-bloggers in 2010: Top 14 R posts, site statistics and invitation for sponsors
December 2010
- The R Journal, Vol.2 Issue 2 is out
- New edition of "R Companion to Applied Regression" – by John Fox and Sandy Weisberg
October 2010
- R GUI now offers interactive graphics - Deducer 0.4-2 connects with iplots
- WP-CodeBox: A better R syntax highlighter plugin for WordPress
- A competition to recommend "relevant" R packages - and the future of R
- A new version of ff released (version 2.2.0)
September 2010
- Managing a statistical analysis project - guidelines and best practices
- R syntax highlighting for bloggers on WordPress.com
- Open source and money – why paying R developers might not always help the project
- Dumping functions from the global environment into an R script file
- Using the {plyr} (1.2) package parallel processing backend with windows
August 2010
- Tips for the R beginner (a 5 page overview)
- Rose plot using Deducers ggplot2 plot builder
- ggplot2 plot builder is now on CRAN! (through Deducer 0.4 GUI for R)
- ggplot2 gui: Major feature set complete
July 2010
- Blogging about R - presentation and audio
- Richard Stallman talk+Q&A at the useR! 2010 conference (audio files attached)
- Want to join the closed BETA of a new Statistical Analysis Q&A site - NOW is the time!
- ggplot2 GSOC progress
- Just updated the list of the new blog de…
- New versions for ggplot2 (0.8.8) and plyr (1.0) were released today
- StackOverFlow and MetaOptimize are battling to be the #1 "Statistical Analysis Q&A website” - to whom would you signup?
- Visualization of regression coefficients (in R)
June 2010
- Contest: Road Traffic Prediction for Intelligent GPS Navigation
- ggplot2 GUI progress
- A new Q&A website for Data-Analysis (based on StackOverFlow engine) - is waiting for you
- Clustergram: visualization and diagnostics for cluster analysis (R code)
- June 20, online Registration deadline for useR! 2010
- Could we run a statistical analysis on iPhone/iPad using R?
May 2010
- Syncing files across computers using DropBox
- Helping the blind use R - by exporting R console to Word
- useR-2010 is looking for a T-shirt design
- Exporting R output to MS-Word with R2wd (an example session)
- The new GUI for ggplot2 (using Deducer) - the designer wants your opinion
April 2010
- R is going to have a GUI to ggplot2! (by the end of this years google-summer-of-code)
- How to upgrade R on windows XP - another strategy (and the R code to do it)
- The difference between "letters[c(1,NA)]" and "letters[c(NA,NA)]"
- Parallel Multicore Processing with R (on Windows)
- An article attacking R gets responses from the R blogosphere - some reflections
- "The next big thing", R, and Statistics in the cloud
- Repeated measures ANOVA with R (functions and tutorials)
- Jeroen Ooms's ggplot2 web interface - a new version released (V0.2)
- Correlation scatter-plot matrix for ordered-categorical data
- R-Node: a web front-end to R with Protovis
- Quantile LOESS - Combining a moving quantile window with LOESS (R function)
March 2010
- The "Future of Open Source" Survey - an R user's thoughts and conclusions
- Google spreadsheets + google forms + R = Easily collecting and importing data for analysis
- A nice link: "Some hints for the R beginner"
February 2010
- Nutritional supplements efficacy score - Graphing plots of current studies results (using R)
- Fun interpretive dances for common statistical plots
- Siegel-Tukey: a Non-parametric test for equality in variability (R code)
- Post hoc analysis for Friedman's Test (R code)
- Is it harder to advertise to the more educated? Correlation in US States data will not be enough to answer us...
- R Web Application - "Hello World" using RApache (~7min video tutorial)
- Highlight the R syntax on your (Wordpress) blog using the wp-syntax plugin
- Barnard's exact test - a powerful alternative for Fisher's exact test (implemented in R)
- Web Development with R - an HD video tutorial of Jeroen Ooms talk
- Statistics plugins for Wordpress
December 2009
- Animation video of rgl in action
- Announcing R-bloggers.com: a new R news site (for bloggers by bloggers)
- A web application for R's ggplot2
***how can i write codes to illustrate the spread of distribution,center of distribution and correlation coefficient of bivariate normal distribution*** please help
I have a corpus which has 2000 files and in that 1-1000 is of class1 and 1001-2000 is of class-2. i am doing a classification program using ‘R’.but iam struck up after creating doc term matrix and data frame .iam unable to write a code to specify that 1-1000 goes to class1 and 1001-2000 goes to class-2.pls help me.