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Replace Redis, MongoDB, Kafka & more with PostgreSQL. Reduce complexity, boost development speed. Complete guide with real examples.
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Even with Agile and Scrum waterfall will sneak in
Engineers optimize for efficiency by working in parallel, creating waterfall regardless of Scrum. True agile means fixing stakeholder queues.
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The simplicity of single-file Golang deployments
Deploy Go apps as single static binaries with systemd. No Docker, no npm, zero-downtime via socket activation. Modern complexity is often unnecessary.
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How to test without mocking
Mocking creates false security by testing isolation, not real behavior. Separate business logic from IO, use in-memory DBs, write server-side E2E tests instead.