Sorted:

Why does val() returns undefined?-Collection of common programming errors

Is it possible to validate multiple values upon form text entry in JavaScript?-Collection of common programming errors

Ruby on Rails – rake routes giving error about a model-Collection of common programming errors

EAV and DataTypes-Collection of common programming errors

How do you handle multi-argument JavaScript functions?-Collection of common programming errors

IE9 Javascript Error :: Undefined/Null-Collection of common programming errors

Facebook Graph API parse JSON feed with PHP-Collection of common programming errors

Why does ghci desugar type lists and type families? Can this be selectively disabled?-Collection of common programming errors

Why can I query with an int but not a string here? PHP MySQL Datatypes-Collection of common programming errors

Drupal 7 CCK feilds deconstruction from $content in node.tpl.php file-Collection of common programming errors