Golang tutorial series - 1.介绍与安装

前言

Go 亦称为 Golang(语言叫做 Go,Golang 只是官方网站的网址),是由谷歌开发的一个开源的编译型的静态语言。

Golang 的定位是系统编程语言,只是对 Web 开发支持较好。

以下是我使用 Go 语言时发现的一些优点:

  • 并发是语言的一部分(译注:并非通过标准库实现)。

所以编写多线程程序会是一件很容易的事。后续教程将会讨论到,并发是通过 Goroutines 和 channels 机制实现的。
Golang 是一种编译型语言。源代码会编译为二进制机器码。而在解释型语言中没有这个过程,如 Nodejs 中的 JavaScript。

  • 语言规范十分简洁。

所有规范都在一个页面展示,你甚至都可以用它来编写你自己的编译器呢。

  • Go 编译器支持静态链接。

所有 Go 代码都可以静态链接为一个大的二进制文件(译注:相对现在的磁盘空间,其实根本不大),并可以轻松部署到云服务器,而不必担心各种依赖性。

安装

Golang中文网: https://studygolang.com/

Golang下载: https://studygolang.com/dl

基本库安装完之后,编码过程中如果有依赖会遇到未找到 golang.org/x下的包

安装方法是:

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在 GOPATH 目录下新建 golang.org/x
git clone https://github.com/golang/net.git
git clone https://github.com/golang/sys.git
git clone https://github.com/golang/tools.git
git clone https://github.com/golang/text.git

环境变量:
Name | Value

  • | -
    GOBIN | D:\workspace\Go\bin
    GOPATH | D:\workspace\GoLib; D:\workspace\GoProgram
    GOROOT | D:\workspace\Go

此处根据本地路径修改,GOPATH下GoLib是个人喜好命名,所有项目公用库保存在这里。

IDE

Goland

http://idea.congm.in/

激活

C:\Windows\System32\drivers\etc 有可能被隐藏
使用前请将“0.0.0.0 account.jetbrains.com”添加到hosts文件中

注册码

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