Sorted:

Undefined Variable error in View-Collection of common programming errors

Fatal error: Call to undefined function validation_errors() in-Collection of common programming errors

GTK+ Code Demos – compile Color Selector-Collection of common programming errors

SQL Error on Calendar View with Relationships-Collection of common programming errors

Do humans have an abnormal attachment to life?-Collection of common programming errors

gcc -Wl,–defsym on Mac OSX-Collection of common programming errors

Validating template variables in JavaScript-Collection of common programming errors

coupons in order table view in Ubercart drupal 7-Collection of common programming errors

Thinking-Sphinx-Raspell configuration-Collection of common programming errors

Xcode 4 FLTK 1.3.0 undefined architecture x86_64-Collection of common programming errors