Publications by Tal Galili

Upcoming Statistics.com courses on the use of R (all online)

20.02.2012

Guest post:  Statistics.com is offering a list of courses about R from some of the leading experts in their fields.  They offer a $200 discount for anyone who orders any 3 courses from them at one time.  Here is the list of R specific courses (with links): Feb 10:  Introduction to R – Data Handling (http://bit.ly/z9k0vk) taugh...

2140 sym

ggplot2 0.9.0 released

04.03.2012

This announcement was made by Hadley Wickham in the [R-pkgs] mailing list. ———————- # ggplot2 ggplot2 is a plotting system for R, based on the grammar of graphics, which tries to take the good parts of base and lattice graphics and avoid bad parts. It takes care of many of the fiddly details that make plotting ...

6628 sym

Do more with dates and times in R with lubridate 1.1.0

16.03.2012

This is a guest post by Garrett Grolemund (mentored by Hadley Wickham) Lubridate is an R package that makes it easier to work with dates and times. The newest release of lubridate (v 1.1.0) comes with even more tools and some significant changes over past versions. Below is a concise tour of some of the things lubridate can do for you. At the end...

7420 sym R (2150 sym/17 pcs) 17 tbl

Survey in R course taught by Thomas Lumley at Statistics.com

19.03.2012

Statistics.com is offering a new online course, “Survey Analysis in R,” debuts March 23 – April 20, with Dr. Thomas Lumley. Dr. Lumley is the creator of the R package “Survey,” and the author of the course text – “Complex Surveys: A Guide to Analysis Using R.” The course is suitable for those with some familiarity wi...

1006 sym

Google summer of code 2012 – and R – a call for students

26.03.2012

Google has again accepted R as a mentoring organization for Google Summer of Code. R has successfully participated in GSoC in multiple previous years, and is excited to be returning this year as a mentoring organization. In a nutshell:  If you are a student looking to write some code for the R community, Google is willing to pay you $5000 for...

1639 sym 2 img 1 tbl

useR!2012 – student’s scholarship for attending the conference

28.03.2012

Good news for students wishing to attend the annual useR conference (useR!2012). Through generous sponsor support (ASA, and RStudio), a limited number of student scholarships1 are available for reimbursement of travel and registration costs up to $500. The allocation will be based on merit and need. Students who wish to apply shou...

775 sym

R 2.15.0 is released

30.03.2012

Bellow is the announcement made by Peter Dalgaard: The build system rolled up R-2.15.0.tar.gz (codename “Easter Beagle”) at 9:00 this morning. This is the first release of the 2.15 series and contains several new features and changes; see the list below for details. You can get the source code from http://cran.r-project.org/src/base/R-...

17932 sym 2 img

Speed up your R code using a just-in-time (JIT) compiler

10.04.2012

This post is about speeding up your R code using the JIT (just in time) compilation capabilities offered by the new (well, now a year old) {compiler} package. Specifically, dealing with the practical difference between enableJIT and the cmpfun functions. If you do not want to read much, you can just skip to the example part. As always, I welcome ...

8746 sym R (1725 sym/7 pcs) 7 tbl

useR! 2012 – DEADLINE FAST APPROACHING!

07.05.2012

DEADLINE FAST APPROACHING – 8th Annual International R User Conference useR! 2012, Nashville, Tennessee USA Registration Deadlines: Early Registration: Passed Regular Registration: Mar 1- May 12 Late Registration: May 13 – June 4 On-Site Registration: June 12 – June 15 Please note: Nashville is offering several large enterta...

761 sym 2 img

data.table version 1.8.1 – now allowed numeric columns and big-number (via bit64) in keys!

09.05.2012

This is a guest post written by Branson Owen, an enthusiastic R and data.table user. Wow, a long time desired feature of data.table finally came true in version 1.8.1! data.table now allowed numeric columns and big number (via bit64) in keys! This is quite a big thing to me and I believe to many other R users too. Now I can hardly think any weak...

2217 sym R (791 sym/2 pcs) 2 tbl