Every Go codebase has one: that function with a growing switch statement. It starts with two cases — a direct
Continue readingThe Strategy Pattern in Go: Replacing Switch Statements with Interfaces
Go’s context package is one of the most frequently used and frequently misunderstood parts of the standard library. It appears
Continue readingContext Done Right: Cancellation, Timeouts, and Propagation in Go
Automated tests that hit real databases, live APIs, and production file systems are slow, flaky, and expensive to maintain. The
Continue readingTest Doubles Demystified: Stubs, Spies, Mocks, and Fakes in Go
Business rules have a nasty habit of multiplying. What starts as a simple if check grows into nested conditionals scattered
Continue readingThe Specification Pattern in Go: Composable Business Rules Without the Spaghetti
Every codebase has one: a function that started as a simple if/else and grew into a 200-line switch statement with
Most unit tests are liars. They pass confidently with a handful of carefully chosen examples, then fail spectacularly in production
Continue readingStop Guessing Edge Cases: Property-Based Testing in Go and Python
Every senior developer has been there: staring at a 15-year-old PHP codebase that’s held together by global variables, copy-pasted database
Continue readingRefactoring Legacy PHP Without Breaking Everything: A Practical Guide