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jQuery Essentials

Selectors, events, effects, and pragmatic jQuery patterns for legacy and modern projects.

jQuery selectors are still one of the friendliest ways to grab elements. Here's the complete reference, with examples.

Events are where jQuery really shines. Here are the patterns you'll use in 90% of projects.

jQuery isn't dead — it's just often used badly. Here's how to keep jQuery code clean and performant in 2026.

jQuery AJAX still powers a huge slice of the web. Here's the practical guide for maintaining or migrating it.