Object oriented programming takes away pointers to functions and introduces polymorphism. PHP doesn’t use pointers in a way that C does, but a variant of these pointers to functions can (…) Read more
The key to WordPress’ flexible foundation is in its use of hooks. Be it in themes, plugins, or the core, hooks allow unparalleled growth while ensuring compatibility with future versions of WordPress. As a result, understanding them should undoubtedly be a part of any developer’s repertoire. Join in as we uncover the intricacies of this simple yet sophisticated system from the inside out.
Source: http://wp.tutsplus.com/tutorials/plugins/reel-em-in-understanding-hooks-from-the-inside-out/
Source: I just found a sweet and short introduction on how to attach HTML to the current content! add_filter(‘the_content’, ‘add_post_content’); Basically, you append the post content after your custom content, (…) Read more