This is just a link to an article on lullabot.com: https://www.lullabot.com/blog/article/debugging-drush-commands-xdebug-and-phpstorm

Here's a couple of quick examples of how to use the image cache API.

Sometimes it is necessary to run a custom implementation of a hook after other modules' implementations have run.

When exporting config in Drupal 8, it exports a uuid line in many of the .yml files. Here's a bash script for removing those lines from all files in a folder.

Creating actions for a rule: Johan Falk's screencast: http://drupalize.me/videos/creating-rules-action See https://drupal.org/node/878928 for more in depth examples including passing objects to the action.

Edit 20140319: There is a great screencast from DrupalCon London about Entity Construction Kit... in that presentation, from about minute 27 to minute 30, the presenter, Jeni Tehan, demonstrates how to create a rule that shows up in the VBO list ( http://youtu.be/hhUuv1cEgVY?t=26m59s ). It is a little more straightforward than the process I outline below. Instead of creating a rule

Here's how to use the field group module and form API in Drupal 7 to create a form with horizontal tabs.

It's hard to find really good documentation on creating custom ctools style plugins, like the stylizer that comes bundled with panels. For example, if you search the web, you'll come up finding a link to http://dustinbons.com/panels-styles-plugin-drupal-7 which is not really a very good tutorial. If you view the advanced help module page on this, it comes up blank.