CodeTools
Safari, Caching and Third-Party Resources
What Safari’s shared caching means from a performance perspective.
CodeSamples
Preloading Fonts and the Puzzle of Priorities
When should fonts be loaded.
CodeSamples
Improving Perceived Performance With the Link Rel=preconnect HTTP Header
A small change can have a huge effect.
CodeSamples
Experimenting With Link Rel=preconnect Using Custom Script Injection in WebPageTest
How it can help to make a webpage faster.
CodeOpinions
The Case Against Anti-Flicker Snippets
Why they are actually the symptom of a bigger problem.
CodeOpinions
The dangers of data URIs
Do you really want to embed resources directly?