A handy code snippet to show how to use the new WordPress 3.3 image_size_names_choose filter to display all image sizes (ie those created by add_image_size() as well as the default image sizes) in the Media Uploader.
Remove WordPress default media image sizes
October 1, 2011 28 Comments
A follow up to my add_image_size() demo article, showing you how to stop WordPress from automatically creating all or any of the default image sizes (thumbnail, medium, large) during the media upload process.
WordPress $current_screen variable for admin screens
January 2, 2011 8 Comments
The $current_screen global variable contains information useful for plugin and theme authors to find out which WordPress file is generating the current admin screen. This article gives an overview of the $current_screen variable and how to access it.
WordPress Featured Images – add_image_size() resizing and cropping demo
November 23, 2010 167 Comments
An overview of WordPress image handling, default Media sizes, WP Post Thumbnails and Featured Images, and how to use the_post_thumbnail() and add_image_size() functions to create and display additional image sizes.
