100 Go Mistakes And How To Avoid Them Pdf Download |best| · Verified & Extended

Over-reliance on integration tests only. Fix: combine unit, integration, and e2e tests.

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Go (Golang) has become the backbone of modern cloud-native development, powering everything from Docker to Kubernetes. But even experienced developers fall into subtle traps—nil pointer panics, data races, leaky goroutines, and inefficient memory allocation. Over-reliance on integration tests only

Assuming zero values are always valid — check when zero means “unset.” Fix: initialize explicitly or use pointer/option pattern. Example: var t time.Time // zero is 0001-01-01 — test with t.IsZero(). They occasionally offer a free ebook Go (Golang)

Using errors.Is/As incorrectly by comparing strings. Fix: use sentinel errors or custom types with errors.Is/As.

// Bad practice var x int go func() x = 5 ()

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