This is how u can fix General error: 2006 MySQL server has gone away.

How to create nested OR, AND conditions in drupal query builder

Chain Animation function using deffer / promise in jquery. This simple function will let you execute your chain of animations in sequence very easily.

CSS to resize / crop / center background image. Especially helpful when you are using a full screen background image.

How to delegate / bind a toggle event to an element using jquery

Using jQuery and jquery.mouswheel plugin, We can easily convert mousewheel scroll to scroll content horizontally instead of vertically.