select all contacts with Javascript code to easily invite or recommend friends to a page on facebook 

CSS to center the drupal pager. Default drupal pager sometimes become problem to align.

Error : An illegal choice has been detected. Please contact the site administrator.

while trying to use ajax to load dynamic options in select field in drupal form api. Using Auto load on scroll of table select will give same error.

How to unlock Android phone after too many pattern attempts without factory reset , samsung galaxy s.

Beginners guide to programming in javascript for non programmers.Kick start programming with the least requirement of computer applications and resources. All you need is browser and a text editor (Notepad)

Easiest way to change android bootscreen animation. This process will require root / superuser permission.