interface comparison in Go

2020-07-04    Gavin

Why is my nil error value not equal to nil?

WaitGroup in Go

2020-06-22    Gavin

WaitGroup waits for a collection of goroutines to finish. Which means we have a main goroutine, and bunch of other goroutines, we could use WaitGroup to make sure our main goroutine wait for other gor

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