Independent · Jargon-free
Build better software
Practical, hype-free guides for developers — programming languages, developer tooling, web performance, DevOps and the craft of shipping real software. Written for people who build.
Latest guides
AI for Developers
Using AI Coding Assistants Without Shipping Their Mistakes
AI assistants write plausible code fast — including plausible bugs. A practical approach to getting the speed without lowering your standards or your security.
9 min read
Web & Performance
Why Your Web Page Is Slow (and the Metrics That Actually Matter)
Speed is not one number. A practical tour of what makes pages feel slow, the Core Web Vitals worth watching, and the highest-return fixes for real sites.
10 min read
Ship & Operate
What Actually Happens When You Deploy to Production
Deploy is a scary word until you know the steps behind it. A plain walk through building, releasing and the safety nets that let you ship without holding your breath.
9 min read
Languages & Fundamentals
Big-O Notation in Plain English (No Maths Degree Required)
Big-O is just a way to describe how slow your code gets as the data grows. A practical guide to reading it, why it matters, and the handful of classes you meet in real work.
9 min read
Tools & Workflow
Git Beyond Commit and Push: The Commands That Save You
Most developers use a fraction of Git. A practical set of commands for recovering from mistakes, understanding history, and working with more confidence.
9 min read
Languages & Fundamentals
Value vs Reference: The Bug Behind Half Your Surprises
Why changing one variable mysteriously changes another. Understanding how languages copy values versus share references explains a huge share of confusing bugs.
8 min read
Ship & Operate
Environment Variables and Secrets: Stop Committing Your Keys
Hardcoded API keys leak constantly. A clear guide to configuration through environment variables, keeping secrets out of source, and what to do if one slips.
8 min read
Web & Performance
Semantic HTML: The Accessibility Win You Get for Free
Using the right element instead of a generic container is one of the cheapest, highest-impact things you can do for accessibility, SEO and maintainability.
7 min read
Tools & Workflow
The Testing Pyramid: Where to Spend Your Test Effort
Not all tests are equal. A practical model for how many unit, integration and end-to-end tests to write, and why the shape matters for speed and confidence.
8 min read
Tools & Workflow
Writing Commit Messages Your Future Self Will Thank You For
A commit message is a note to whoever debugs this later — often you. A short guide to writing history that actually explains why the code changed.
6 min read