#code-quality

Understanding yield in Java: The Missing Piece of Switch Expressions

“I know what switch does, but why does Java suddenly have a yield keyword?"

Change Risk Anti-Patterns (CRAP) คือ อะไร

พอดีผมได้ Review งานน้อง และดู Coverage Report ที่ได้ Generate จาก ReportGenerator แล้วในส่วน Risk Hotspots ตอนแรกมันจะมีแค่ตัว Cyclomatic…

Best Practices of Coding

Why clean coding principles still matter in the age of AI—and the practices every software engineer should follow.

Before You Refactor, Answer These 5 Questions

Before we start

The Senior Developer in the Machine: How Ponytail Teaches AI to Write Code Like a 50-Year Veteran

A Bug Is Not Fixed When the Error Disappears

Before we start

Entropy Always Wins

There’s an unwritten law in software, more reliable than any design pattern and more universal than any team’s conventions: your codebase…

RubyCritic Found Problems Hiding in Plain Sight

Learn how to detect complex methods, duplicate code, and maintainability risks with a single HTML report

The Hidden Ruby Style Rules Every Developer Breaks

Discover how RuboCop automatically catches mistakes, enforces consistency, and helps teams write Ruby that’s built to last

Who Approved This Code?

AI can generate software. Governance still owns production.

Faster Code. Bigger Risks. Why Security Matters More Than Ever in the Age of AI

A centralized hub for application security, dependency auditing, workflow protection, and the future of code quality across the…

Your 90% Code Coverage Is the Most Expensive Vanity Metric

The coverage report is not wrong. It is answering a question you never asked.

AI Writes Most of Your Code Now. That’s the Problem.

Here’s a number you won’t find on any engineering dashboard: 861%.

We Built Linters to Catch Our Own Mistakes. Now We Need Linters to Catch the Robot’s.

A new category of tools has appeared almost overnight: linters that scan your codebase specifically for the mess AI coding agents leave…

6 tools that keep your dbt project clean

There is more to dbt linting than SQLFluff

Building a Robust CI Quality Gate: Enforcing Code Quality with flake8, mypy, pytest, and Coverage…

Most development teams have experienced this scenario.

George Hotz called AI code ‘slop.’ He’s half right.

When George Hotz described AI-generated code as “slop,” everyone knew exactly what he meant.

How to Connect GitHub to Your Local Project:

The Complete End-to-End Workflow

The Evolution of TokenSave

Saving tokens, and then a great deal more.

Bagaimana TDD Mengubah Cara Saya Mengerjakan Fitur dengan Lebih Terstruktur

Refleksi penerapan TDD selama empat sprint dan bagaimana pengujian membantu saya merancang kode dengan lebih disiplin.

Technical Debt Analysis for Engineering Teams Using Excavate CLI

Technical debt grows quietly. It usually appears as slower delivery, fragile releases, and increasing fear around core files. A small…

From Messy Commits to an Enterprise-Grade Git Workflow

A framework-agnostic engineering system that scales across Flutter, React, Node.js, Python, Java, Go, AI/ML, and beyond.

Lo que nadie te dice sobre el código que funciona en conferencias vs.

Llevo más de cinco años en el equipo de baseline. Para quienes no lo sepan, baseline es ese equipo al que nadie quiere pertenecer pero que…

Git for AI Engineers: The Version Control Skill That Saves Your Projects, Experiments, and Sanity

AI Agent Engineer Roadmap Series: Foundations

Why AI-Generated Code Starts Breaking Down as Products Scale

There’s a pattern I’ve seen play out more than once. A small team adopts an AI coding tool like Cursor AI, GitHub Copilot, Claude Code…

Root Cause Analysis in Product Engineering: Why Production Crashes Must Never Be Ignored

In modern software systems, crashes are not just technical failures — they are business events. A single production issue can impact…

Why My AI Agent’s Tests Were All Green — But the Code Was Broken

> ⏱ Part 2 of 6 in the **oh-my-bmad** series.

The 14-Year-Old Stack Overflow Answer That Is Currently Running in Production at 3,000 Companies

Nobody audited it. Nobody questioned it. They just copied it, pasted it, and shipped it.

Line vs. Branch Coverage: Which Metric Actually Guarantees Code Quality?

We’ve all seen it: a Pull Request arrives with a sparkling 98% Code Coverage badge. It looks perfect on paper, yet within minutes of…

Stop Picking a Side: Unit Tests and BDD Both Have a Job

Unit Tests vs. BDD: Stop Choosing, Start Stacking

Space Metrics: Measuring Developer Productivity in 2026

Introduction

Zero Tolerance: Building a Fortress of Code Quality Through CI/CD, Behavioral Testing, and Absolute…

In the software development lifecycle, there is a highly dangerous comfort zone for engineers: accepting the “Good Enough” principle.

Clean Code vs. Spaghetti Code - Which One Is Your Codebase?

The difference between a codebase that scales and one that slowly destroys your team and how to know which side you’re on.

Kodunuz Bir Suç Mahalli: Adam Tornhill’in Gözünden Yazılım Adli Bilimi

Gerçek Bir Kod Tabanı Üzerinde Uygulamalı Rehber

array_map Is Not A Design Pattern

The Moment It Clicked

Measuring is Better Than Not Measuring

In the early 1980s, while working at Digital Equipment Corporation, I built a Fortran instrumentation tool from scratch as a way to learn…

The First Law of Computer Programming

There’s a law that every programmer learns eventually, usually the hard way. At its most fundamental, a computer is nothing more than a…

AI Productivity: Hype vs Reality (2/6): Quality is the new bottleneck

I’ve been reaching out to a few of my friends that work in big tech, senior engineers and product managers on the front lines of AI…

【 Java Unit Test學習】- 讓防護網具象化 — 深入解讀測試涵蓋率 (Test Coverage)

前幾篇文章帶大家寫了 Assert、用了 Mockito、也擁抱了優雅的 JUnit 5。我們確實織出了一張防護網，但心裡難免會問：「這張網夠大嗎？有沒有漏掉哪個角落？」

Building a Scalable React Codebase with ESLint, Prettier & Husky

In any collaborative React project, code consistency is usually the first thing to break.

PHP Code Quality Tools in 2026: PHPUnit, PHPCS/PHPCBF, PHPMD, PHPStan, Psalm, Phan, PHPLint…

If you maintain a PHP codebase — Laravel, Symfony, WordPress, custom frameworks — code quality is the difference between shipping…

Pre-Commit Hooks

Automate code quality check with pre-comit hooks

The Scaling Challenge of Microservice Testing: A Modern Approach

Modern software development has been revolutionized by the adoption of microservice architectures. The promise of building applications as…

Test && Commit || Revert: Why Architects Should Master TCR

It was 2:47 AM when Sarah, a principal architect at a rapidly scaling SaaS company, finally admitted defeat. She’d been debugging for six…

Software Quality Attributes in the AI Era

Introduction: The Enduring Importance of Architecture

Setup a Code Quality Checker in Your Project Today

explaining why it is important using my experience with SonarQube for years.

7 Secrets to Legible Software : The MIT Method That Slashed My Complexity

The MIT Method That Slashed My Complexity

Django Code Smells: The 30 Patterns That Signal Trouble

Spot problems in seconds, not hours

The Real Reason Your Code Is Hard To Understand: Understanding Cognitive Complexity

If you’ve ever pushed a PR and SonarQube yelled at you with something like:

How to integrate SonarQube / SonarCloud)…

…for free without loosing control over my code