Drupal hook_form_alter for Taxonomy admin...

Stumped on Drupal 7 - adding user_profile_form #validation callback via hook_form_alter...

Conditionally change field widget type with Drupal hook_form_alter...

alter "required" property of the form element in drupal 7...

Drupal 8: Taxonomy page limit exposed filter options based on parent term...

How to alter country dropdown in location module?...

Drupal 7 form_alter removes form field completely...

Display all nodes for which user appears as a field on that user's profile?...

Unable to add --select--value at the top of drop down drupal entity registration module required fie...

Workbench hook_form_alter changes...

Using Hook_form_alter on webform submitted values...

Drupal 7 - Can't get form values from form_alter in node_presave...

After submit action in form_alter...

remove a drupal select list option from a node add form...

drupal alter node edit form...

hook_form_alter changes array, but is not rendering in contact form...

Drupal 7: How to alter image field widget "alt" or title" label...

How to run custom validation on '#type' => 'select' field on custom form using ho...

hook_form_FORMID_alter not working...

How to programmatically set a conditional field with OR functionality in Drupal 7...

Drupal 7 Views Expose Filter Price Range as Checkboxes...

hook_alter uc_addresses submit function in Drupal/Ubercart...

set webform component value using hook_form_alter in drupal...

Drupal hook_form_alter: how to target only node/edit and NOT node/add. Aso, why #disabled doesn&#180...

Accessing content of textarea in Drupal-7-Theme-Form...

Why can't I move a field into a fieldset in a Drupal form - fails to pick up current value...

how to set default option of node reference cck field through form alter...

How to make file attachment required for a content type in Drupal...

Drupal 7 Edit User Page Override...

Why am I not getting my own page - drupal hook_menu...