May 5, 2020 · from the reference doc : (tour.golang.org) Inside a function, the := short assignment statement can be used in place of a var declaration with implicit type. Outside a function, every …

Golang does not allow pointer-arithmetic (arrays do not decay to pointers) and insecure casting. All downcasts will be checked using the runtime-type of the variable and either panic or return …

Setting the slice to nil is the best way to clear a slice.nil slices in go are perfectly well behaved and setting the slice to nil will release the underlying memory to the garbage collector.

Oct 28, 2017 · Here is my finding and I would like to share because it took me a few hours as all available installation guides were for Nginx and Apache HTTP configurations, not for the …

Oct 16, 2012 · []string is a string array. Technically it's a slice that references an underlying array. and we also use ...string as a parameter.

先说下我个人的情况吧，我本是个 Python 重度使用者，年初出于工作的需要，开始学习 Golang ，学到现在已经有4个多月的时间了。 期间为了记录自己的学习过程，同时给正想学习 Go 语 …

Apr 27, 2011 · The << and >> operators are Go Arithmetic Operators. << left shift integer << unsigned integer >> right shift integer >> unsigned integer

Feb 1, 2017 · The * in golang as pointers. A pointer holds the memory address of a value. The type *T is a pointer to a T value. It's zero value is nil. var p *int The & operator generates a …

Golang 程序中可以轻松支持10w 级别的 Goroutine 运行，而线程数量达到 1k 时，内存占用就已经达到 2G。 Go 调度器实现机制： Go 程序通过调度器来调度Goroutine 在内核线程上执行，但 …

Jan 20, 2017 · Here is an example that will prove useful when there are many enumerations. It uses structures in Golang, and draws upon Object Oriented Principles to tie them all together …