Programming Tutorials

From Learning Syntax to Building Systems When I started programming, I believed that mastering syntax was the main challenge. If I could u

Less boilerplate than raw SQL, less magic than ORM: generating PostgreSQL queries from Go structs

When working with Git, you often need to run several commands just to check the current state of your repository. You might use git status to see cha

Picking the wrong API protocol for a Go service costs you later: mismatched tooling, unnecessary latency, or clients that can't get what they need wit

I like writing SQL manually in Go. Especially with pgx or database/sql, it gives you explicit control over what happens: no hidden queries, no entity

Introduction to Building Technologies from Scratch with Go Building technologies from scratch using Go is more than a learning exercise—it’

What is a Monorepo? A monorepo is a single Git repository that contains multiple distinct services or modules. The alternative is a polyrep

Let's explore structs in Go. If you know Go's basic types like string, int, and bool, structs let you handle more complex data. Say you're building a

I've been watching the TypeScript Go port news since it first leaked, and I'll be honest — when they said "10x faster," I was ready to call marketing

1. Mental Model Shift {#mental-model-shift} Before you write a single line of Rust, it is worth pausing to understand why the two ecosystem

By Baris Kececi, Founder & CTO at GNSAC Information Technologies In 2021, I founded GNSAC with a simple observation: most organisations learn about d

In Part 15, I deployed the backend to a real VPS. But there was a problem I'd been ignoring: the test suite needed a running PostgreSQL database and a

TL;DR for the impatient. qdf is a schemaless Go serializer (struct tags, no .proto). On real batches it's up to 68% smaller than protobuf, decodes 4–

Golang Development has become one of the fastest-growing areas in modern software engineering. Created by Google, Golang, also known as Go, is a power

Three engineers, Robert Griesemer, Rob Pike, and Ken Thompson, at Google in 2007 were tired.Three engineers at Google, Robert Griesemer, Rob Pike, and

Building a Distributed Rate Limiter That Handles 18,769 req/s with Redis Lua Scripts How I implemented 4 atomic rate-limiting algorithms,

Every Go project that talks to PostgreSQL eventually faces the same question: GORM, sqlx, or pgx? The full ORM, the thin wrapper, or the raw driver. I

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🚀 Try it now: Open the Arthas web app — create a room, share the code, chat with E2EE. No signup needed. TL;DR — Try It in 2 Minutes No

For years, Elasticsearch was one of those tools I would almost automatically reach for whenever a system needed search. And honestly, for many use ca