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JavaScript

Learn JavaScript fundamentals, DOM manipulation, asynchronous programming, and practical frontend development.

LATEST ARTICLES2 articles

JavaScript device detection beginner example with user-agent checks and phone, tablet and laptop illustrations.

JavaScriptOctober 27, 20267 min read

JavaScript Device Detection: A Beginner Example.

JavaScript Device Detection: A Beginner Example JavaScript device detection can be a simple exercise for learning how to read a value, check its…

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JavaScript API error handling with an error message and retry button

JavaScriptOctober 20, 202611 min read

When the API Fails: Building Clear Error States with JavaScript

Introduction JavaScript API error handling helps a news feed explain failed requests instead of leaving readers with a blank screen. In this tutorial,…

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