<ul><li>Lazy loading is a JavaScript trick that can significantly improve the speed of web apps.</li><li>It involves loading only the essential parts of the app first, such as main content and visible features.</li><li>Images, charts, and hidden sections are loaded only when the user interacts with them.</li><li>Implementing lazy loading and deferring or async loading of third-party scripts can lead to a 10x increase in app loading speed.</li></ul>

The Hidden JavaScript Tricks That Increased My App’s Speed by 10x!

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