How to Check an Element Exists with and Without jQuery
Check whether an element exists with jQuery or vanilla JavaScript before running DOM code, avoiding null errors and fragile client‑side behaviour.
Practical notes and articles on React, Next.js and web platform work.
Check whether an element exists with jQuery or vanilla JavaScript before running DOM code, avoiding null errors and fragile client‑side behaviour.
Opening a new browser window programmatically on‑click is very simple to achieve with jQuery, and no more complex to achieve with vanilla JavaScript too!
A bug in the WebKit engine that only affects website Retina screen devices means that setting a zero‑blur filter in CSS isn't as easy as it should be.