events

4 tutorials

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jQuery Intermediate

Namespaced jQuery Events: The Teardown Trick Plugins Rely On

.off("click") nukes every click handler including ones you don't own. Namespaces let you unbind exactly your handlers - one suffix, surgical cleanup.

Apr 11, 2026 2 min 502

JavaScript Beginner

Why Your Click Handlers Die After AJAX (and the One-Line Fix)

Buttons work until the list refreshes over AJAX, then silently stop. Delegated events fix it permanently - and the same pattern is two lines in vanilla JS.

Nov 19, 2024 2 min 2,390

JavaScript Beginner

The Third Argument of addEventListener You've Been Ignoring

once, passive and capture change how listeners behave in ways that delete cleanup code and fix scroll jank. Most developers never touch them.

Feb 15, 2024 2 min 1,796

JavaScript Intermediate

One AbortController Can Tear Down All Your Event Listeners

AbortController is not just for fetch(). Pass its signal to addEventListener and you can remove dozens of listeners with a single abort() call - no more keeping references to bound functions.

Jan 13, 2024 2 min 965

Carlo Fontanos

Namespaced jQuery Events: The Teardown Trick Plugins Rely On

Why Your Click Handlers Die After AJAX (and the One-Line Fix)

The Third Argument of addEventListener You've Been Ignoring

One AbortController Can Tear Down All Your Event Listeners