AlexWebLab

Explore a wide range of web development topics, from JavaScript to React and beyond, and uncover valuable insights to enhance your skills.

Latest 2 articles:

AbortController: Cancelling Fetch Requests and Async Operations

Web APIs & Async

Every fetch request you fire without a cancellation mechanism is a potential source of race conditions, memory leaks, and stale state. AbortController is the standard browser API that solves this — and it is simpler than most developers realise.

Layout Thrashing: What It Is and How to Fix It

Performance

Layout thrashing is one of the most common and most fixable causes of janky UIs. It happens when JavaScript forces the browser to repeatedly recalculate layout in a single frame — and it can turn a 60fps animation into a stuttering slideshow.