Cache stampedes flood your database with duplicate work. Go's singleflight collapses concurrent calls into one, with a shared-result edge to watch.
Book: The Complete Guide to Go Programming
Also by me: Hexagonal Architecture in Go — the companion book in the Thinking in Go series
My project: Hermes IDE | GitHub — an IDE for developers who ship with Claude Code and other AI coding tools
Me: xgabriel.com | GitHub
A hot key expires in Redis. In the same millisecond, 5,000 in-flight
Four cache layers sit between your user and your database. Most teams use two. Here's where each layer wins and how to stop them…
Goroutine leaks pass every test until prod runs out of memory. Wire goleak into TestMain and read the stack back to the guilty go…
Stop printf-debugging Go. Learn Delve breakpoints, conditional breakpoints, goroutine inspection, and attaching to a live process.
The Go proverb in practice: when a channel that transfers ownership beats a mutex that guards state, and how to pick per…
Stamp version, commit, and build time into a Go binary with -ldflags -X, and read the git revision back from runtime/debug…
Consumer-defined interfaces keep Go surfaces small, fakes trivial, and import cycles gone. The rule most Java-shaped Go code…
