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This article describes how to enable and use CORS in GoLang. Go language CORS Cross-origin resource sharing (CORS) is a process based on HTTP headers that defines the origins from which browsers are allowed to load and use resources. CORS i...

A pointer in Go is a special-purpose variable that stores the memory address of other variables and the point where the memory is located. It can also access the value stored in that memory location. Pointer declaration in Go var pointer_na...

Go duration conversion can be done in a variety of ways. The time library and the time.duration method are often used to calculate and display time. Note that duration refers to the time elapsed between two defined time objects, as an int64...

Go has many ways to create directories, one of which is os.Mkdir . We can assign specified names and permission bits to the newly formed directory. os.MkdirAll Useful for recursively creating multiple directories, including any missing pare...

The Go language provides a lot of file manipulation tools, one of which is how to read files into strings. ioutil.ReadFile() , File.Read() , buf.ReadFrom() and strings.Builder are just a few of the methods that can be used to efficiently wr...

Map is a collection of key-value pairs which can be sorted in any order. It assigns values ​​to keys. The keys in a Map are always unique, but the values ​​are not always unique. The map data structure is used for fast key-based dat...

This article describes how to merge two maps in Golang. Golang does not provide any in-built functionality to merge mappings, but this can be achieved using Copy method or by following the corresponding procedure. Let’s try both the metho...

This article introduces how to create a Map of Maps in Go language. GoLang Map of Map Maps of Maps or nested maps are those maps whose key-value pairs are also maps. In Go language, you can create Maps of Maps. When we define a Map, we have...

This article introduces how to copy slices in Go language. Copying a Slice in GoLang Copying a slice in Go can be achieved by different methods. The copy() and append() methods are commonly used for this purpose, where copy() takes a deep c...

This article describes how to sort structure slices in Go. GoLang sorting structure slices GoLang provides two methods to sort a struct slice; one is sort.Slice and the other is sort.SliceStable . We also need to use the less function with...

Go allows us to serialize data from structures using a variety of simple standard methods. Converting a structure to a string using String method in Go The GoLang package String helps implement simple functions to manipulate and edit UTF-8...

This article describes how to convert JSON to struct in GoLang . Convert JSON to Struct using Unmarshal method in Go The encoding/json package of the Go language provides a function Unmarshal to convert JSON data into byte format. This func...

本篇文章介绍了在 Golang 的 HTML 模板中使用 if-else 和 switch 循环。因此，只要输出是 HTML，就应该始终使用 HTML 模板包而不是文本模板。 ...

本篇文章介绍 nil 在 Golang 中的含义，nil 是 Go 编程语言中的零值，是众所周知且重要的预定义标识符。...

本篇文章介绍如何在 Golang 中创建 lambda 表达式。Lambda 表达式似乎不存在于 Golang 中。 函数文字、lambda 函数或闭包是匿名函数的另一个名称。...