100 Go Mistakes And How To Avoid Them Pdf Download - Better

// Best practice: use defer statements func readFile(filename string) ([]byte, error) file, err := os.Open(filename) if err != nil return nil, err

// Good practice ctx, cancel := context.WithCancel(context.Background()) go func() // code cancel() () 100 Go Mistakes And How To Avoid Them Pdf Download

Go's explicit error handling ( if err != nil ) is often criticized, but the book highlights mistakes in how we handle these errors. err // Good practice ctx

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