Go's JSON v2 (encoding/json/v2): Faster, Stricter, and What Breaks
Go's encoding/json/v2 is a reported 2–10x faster at unmarshaling but flips v1 defaults: duplicate keys, nil slices, case matching. How to enable it and migrate.
Golang
How to Build an AI Agent in Go (From Scratch, No Framework)
Build an AI agent in Go from scratch: a tool-calling loop against the Anthropic API in ~120 lines, no frameworks, with real code and the gotchas I hit.
Go Generic Methods: A Hands-On Go 1.27 Tutorial
Go 1.27 finally adds generic methods: type parameters on methods at last. A hands-on tutorial on the syntax, the chaining it enables, and the interface catch.
Rust vs Go in 2026: Benchmarks, Salary, and When Each Wins
Rust vs Go compared with real benchmarks, salary data, and production use cases. Go for 80% of backends, Rust for the 20% where latency and memory matter.
Go 1.26 Tutorial: Green Tea GC, SIMD, and 8 Features Worth Knowing
Go 1.26 ships Green Tea GC by default (10-40% less overhead), experimental SIMD, runtime/secret, and a rewritten go fix. Hands-on code for each feature.
Go Iterators: A Practical Guide to the iter Package
How to write a custom Go iterator using iter.Seq and iter.Seq2, handle early termination, convert push to pull with iter.Pull, and avoid the yield traps.