How to install golang on ubuntu

Installation method: 1. Go to the go official website to download the Golang installation package; 2. Use cd to name the installation directory, use the tar command to decompress the installation package and install it; 3. Modify "/etc/profile" or "etc/ environment" file, add the text "/usr/local/go/bin"; 4. Use the sudo command to grant permissions; 5. Execute the "go env -w GOPROXY=https://goproxy.cn,direct" command to modify the proxy. .

The operating environment of this tutorial: Ubuntu 20.04 system, GO version 1.16.4, DELL G3 computer

Environment Description

Operating system: Ubuntu 20.04

Golang: v1.16.4

Golang basic environment

Download Golang

Download address: https:// golang.google.cn/dl/

Install Golang

cd /home/XXX/download # 导航到文件位置,根据自己的情况选定
# 将gox.x.x替换为相应的版本号,比如go1.16.4
tar -C /usr/local -xzf gox.x.x.linux-amd64.tar.gz

Set system environment variables

Two methods:

• Modify/etc/profile file, add

PATH=$PATH:/usr/local/go/bin

• at the end of the file, modify the etc/environment file, in the string after PATH= Add:/usr/local/go/bin

##Restart the system and check whether the environment variables are set successfully

echo $PATH

##Give permissions

sudo chmod +x /usr/local/go/bin

##Modify proxy

go env -w GOPROXY=https://goproxy.cn,direct # 修改代理
go env # 查看修改结果

##Check whether Go language Installation successful

Check version

go version

hello world

Create a new project folder

cd /usr/local
mkdir code
cd code
mkdir hello
cd hello

• Add permissions to the code folder

# code文件夹及其子文件夹全部具有权限
sudo chmod -R 777 /usr/local/code

• Create and edit the program file

sudo vim hello.go

• Edit the hello.go program file

package main
import "fmt"
func main(){
    fmt.Println("Hello World !")
}

Save and close the file after editing is completed

Compile and run

go mod init hello # 初始化go mod
go build . # 编译
./hello # 运行编译后的二进制文件

IDE environment (VSCode is used here)

Download VSCodeVisit the official website of Visual Studio Code,you can download it directly

Extract to the specified folder (/usr/local)<span style="font-size: 18px;"></span>

sudo tar -xzvf code-stable-code_x64-1620838810.tar.gz -C /usr/local

Go to the destination folder to view

cd /usr/local

##Give permission

sudo chmod +x /usr/local/VSCode-linux-x64/code

##Copy one VScode icon file to the /usr/share/icons/ directory (will be useful later)

sudo cp /usr/local/VSCode-linux-x64/resources/app/resources/linux/code.png /usr/share/icons/

Create the launcher, in the

/usr/share/applications/ directory<span style="font-size: 18px;"><pre class="brush:php;toolbar:false">sudo vim /usr/share/applications/VSCode.desktop</pre></span>Enter the following content in the file, save and exit

[Desktop Entry]
Name=Visual Studio Code
Comment=Multi-platform code editor for Linux
Exec=/usr/local/VSCode-linux-x64/code
Icon=/usr/share/icons/code.png
Type=Application
StartupNotify=true
Categories=TextEditor;Development;Utility;
MimeType=text/plain;

There is already a VSCode icon in the start menu

Install Golang plug-in

# #Open the project

##When you open the go project, you will be prompted to install

gopls

, click install all

##Compile Test

【 Related recommendations: Go video tutorial

,

Programming teaching】

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