Code Snippets

jQuery Snippets

For the codebases that still have it, which is most of them: the selectors and handlers worth keeping, and where plain JavaScript is now simpler.

Everything in jQuery Snippets

09/26/2026
jQuery 4: "$.trim is not a function" and other removed APIs
jQuery 4 removed $.trim, $.isArray, $.parseJSON and more, so old plugins throw "is not a function". Native replacements, Migrate, and a narrow shim.
02/26/2014
Make elements match heights across a row
There are some new CSS tricks coming out that will allow for this to be done natively, but until then, here’s a way to make sure that all elements in a page, say gallery thumbnails or excerpts from posts, all display…