Sorted:

Saving widget gets an undefined variable-Collection of common programming errors

NullPointerException Crash-Collection of common programming errors

System crashes and reboots while using drag and drop-Collection of common programming errors

Bootstrap Select2 – Unable to populate via AJAX-Collection of common programming errors

Jquery fly to cart animation-Collection of common programming errors

Using LinkedIn oauth2.0 with rauth-Collection of common programming errors

Pass variable into hibernate criteria-Collection of common programming errors

Make Smarty compile templates to memcache-Collection of common programming errors

Cannot create Order History CSV download for customers in Prestashop-Collection of common programming errors

SQLSTATE[42S22]: Column not found: 1054 Unknown column 'main_table.sfo.customer_email' in 'where clause' [closed]-Collection of common programming errors