When designing for the web, placeholder images can come in handy during initial layout, and even during wireframing, if you happen to wireframe in markup. I’ve been using a TextExpander snippet to generate instant placeholder images at any size (almost) and with appropriate titles using Placehold.it. It’s a really handy snippet to have in your web design toolkit.
This is a companion discussion topic for the original entry at https://brettterpstra.com/2010/08/04/instant-placeholder-images-with-textexpander