Premature optimization is about delaying solving problems, not about performance

What’s the difference between a Rust char and a Go rune?

What percentage of hacker news readers block trackers?

Making rust as fast as go

Is mobx magic?

Estimating the answer to a hard puzzle

Big Red Buttons

Avoiding race conditions in JS

Garbage Collection Hook in Python

Bytes, Code Points and Grapheme Clusters

Breaking down “A monad is just a monoid in the category of endofunctors”

An Extremely Basic Guide to Writing PDFs by Hand