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:

Streaming SSR: How Servers Send HTML Before the Page Is Ready

Rendering & Frameworks

Traditional server-side rendering waits for all data to be fetched before sending any HTML. Streaming SSR changes this by sending HTML in chunks as it becomes ready, dramatically improving time to first byte and perceived performance for data-heavy pages.

Web Workers vs Service Workers: Different Tools for Different Problems

Web APIs & Async

Web Workers and Service Workers both run JavaScript off the main thread, but they serve fundamentally different purposes. Understanding when to reach for each one — and when not to — is key to building performant, reliable web applications.