vhf/free-programming-books — pull request #344 by jessealtman (2013-11-07 15:21:04+00:00)
Title: Updating the list to include free Salesforce/Force.com books

Salesforce developers actually have a great resource on Developer Force - http://developer.force.com/ - but I wanted to add some of the books Salesforce has released to this list to share with everyone. Salesforce's languages are Apex (similar to Java) and Visualforce (similar to HTML)