XING Devblog

Monthly Archives: August 2009

A Rails plugin to store a collection of boolean values as a single bit field

As you probably know, boolean values in software systems represent the states “true” or “false”. For some use cases in a software application, you may need a lot of them. To give you a very simplified example, imagine a form where the user can check which languages he or she speaks:         Let’s   Continue Reading…