One really simple ruby script to check if your site is up or not
How should you handle the association ids with strong parameters?
Look out this default behavior of rails, before you do any really bad mistake and you have two same records.
A simple way for creating automatically sprites with compass. Guide for a rails 4+ app with assets pipeline
One small and cool tip of how to automatically change your ruby version and your ruby gemset per folder / project.
Parse a json, store the results in the database and display them.
How I managed to get many specific facebook pages using fql for doing some basic research.
Max one mail per week.