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Note that there’s an infinite number of real values between math.SmallestNonzeroFloat64 (the float64 minimum) and math.MaxFloat64 (the float64 maximum
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posted @ 2024-02-14 21:31
ZhangZhihuiAAA
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func main() { fmt.Printf("math.MaxInt32: %d\n", math.MaxInt32) fmt.Printf("math.MinInt32: %d\n", math.MinInt32) var counter int32 = math.MaxInt32 coun
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posted @ 2024-02-14 20:10
ZhangZhihuiAAA
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A linter is an automatic tool to analyze code and catch errors. To understand why linters are important, let’s take one concrete example. In mistake #
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posted @ 2024-02-14 17:16
ZhangZhihuiAAA
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Documentation is an important aspect of coding. It simplifies how clients can consume an API but can also help in maintaining a project. In Go, we sho
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posted @ 2024-02-14 16:22
ZhangZhihuiAAA
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The Go language maintainer has no strong convention about structuring a project in Go. However, one layout has emerged over the years: project-layout
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posted @ 2024-02-14 12:01
ZhangZhihuiAAA
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Here, WithPort returns a closure. A closure is an anonymous function that references variables from outside its body; in this case, the port variable.
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posted @ 2024-02-14 11:45
ZhangZhihuiAAA
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Because the mutex is embedded, we can directly access the Lock and Unlock methods from the i receiver.We mentioned that such an example is a wrong usa
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posted @ 2024-02-13 21:41
ZhangZhihuiAAA
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Go 1.18 adds generics to the language. In a nutshell, this allows writing code with types that can be specified later and instantiated when needed. On
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posted @ 2024-02-13 19:05
ZhangZhihuiAAA
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With Go 1.18, the predeclared type any became an alias for an empty interface; hence, all the interface{} occurrences can be replaced by any. If futur
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posted @ 2024-02-13 17:12
ZhangZhihuiAAA
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All in all, in most cases, we shouldn’t return interfaces but concrete implementations. Otherwise, it can make our design more complex due to package
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posted @ 2024-02-13 16:12
ZhangZhihuiAAA
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