How architecture decision records help engineering teams capture context, avoid repeated debates, and ship better systems. A practical guide with examples.
David White 7 min read A practical guide to database connection pooling for Postgres and Node.js. Pool sizing, timeouts, PgBouncer, serverless pitfalls, and real numbers.
David White 8 min read A practical guide to identifying and fixing flaky tests. Root causes from timing and async bugs to test pollution, with strategies to stabilise CI.
David White 7 min read A practical guide to API versioning strategies, from URL paths and headers to semantic versioning, with real-world examples and trade-offs.
David White 8 min read Learn how to use AI for code review effectively. What AI catches, where it falls short, and how to build a workflow combining AI with human review.
David White 9 min read A practical guide to choosing the right database for your project, comparing relational, document, key-value and graph options with clear criteria.
David White 9 min read British Summer Time starts today. If your code stores local times, you probably have a bug. Here is how to handle time zones properly.
David White 8 min read Learn what MCP servers are, how they connect AI tools to your codebase, and how to build your own. A practical guide to the Model Context Protocol.
David White 11 min read A practical guide to API rate limiting. Covers algorithms, implementation patterns, response headers, and best practices for resilient APIs.
David White 9 min read