Neal Caren's (UNC) data scraping/processing tutorial. Potentially a useful teaching/learning resource?
SF0 (SF-zero?) seems to be a collaborative game focused on team-based challenges and achievements.
A hosted, place-based wiki project created by the founder of DavisWiki, probably the most successful place-based wiki around
Phil Spector's course website for "Computing With Data." Contains great documentation and intro materials for new R users and other tools.
Carbonation without abomination!
Introduction to a theoretically very efficient system for writing academic papers
Listing of classic R datasets used in various packages
Handy info on branching and merging with Git.
WoWWiki entry chronicling the conflict and history of Wowpedia. Super useful for thinking about a future study of authority and leadership in the context of wikis, online collectives, and open organizations
Hadley Wickhams's GitHub page for his advanced R development courses. Includes useful material on advanced programming in R as well as package development.
Markdown package for the R statistical software environment. Handy for publishing R code (e.g. to Rpubs) and for integrating latex, comments and other text more seamlessly into code.
Project page for google-blockly, which looks a whole lot like Scratch, just without all the fun kids stuff.
A set of blogposts making the case that Unix can be used as an IDE. Also describes a bunch of handy commands and a conceptual approach to Unix that even non-Unix-as-IDE users can appreciate.
This little python program is handy in the (quite frequent) event that Amazon is giving away music files
An example of R code that tests for a mediation relationship.
Resources on statistical mediation curated by David MacKinnon. Very thorough.
David Kenny's homepage. Especially useful for resources related to mediation and moderation, but also full of stuff on other sorts of statistical modelling techniques
A somewhat hard-to-find-but-useful set of ggplot2 examples buried on Hadley Wickham's site.
Yet another Git tutorial that proved useful to me at some point.