4min chapter

Syntax - Tasty Web Development Treats cover image

Fundamentals × What Makes a Website Slow?

Syntax - Tasty Web Development Treats

CHAPTER

What Is Render Blocking a Request?

Caching as a big concept is you're putting something somewhere to use it later, and it means that's faster. Let's talk about render blocking requests. By default, CSS and JavaScript files will stop the browser from rendering while it goes and downloads and parses those requests. That can cause your website to be extremely slow, especially if you're just throwing everything into the head of your document.

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