Best-practices

Microservices aren't always the answer. Sometimes a monolith is exactly what you need.

Fast JavaScript makes happy users. Here's what actually matters.

Keep secrets out of code. Configure apps properly across environments.

Slow queries kill apps. Learn to read EXPLAIN and fix the common problems.

Real-time updates without polling. Understand when and how to use WebSockets.

GitFlow, GitHub Flow, trunk-based - which one fits your team?

Cache invalidation is hard. These patterns make it manageable.

Regex isn't magic. Learn the patterns that cover 90% of use cases.

Create useful command-line tools that your team will actually use.

When things break at 2 AM, you need a systematic approach.

Reviews that improve code without crushing morale.

All code has debt. Here's how to keep it from sinking your project.