Summary of Mac installation tools

Install ssh

1. The computer turns on remote sharing

System Preferences-Sharing

2. Generate secret key

ssh-keygen -t rsa

cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys

3. Verification

ssh localhost

HomeBrow

1. Installation

foreign:

Official website: https://brew.sh/index_zh-cn
Download: /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"

Domestic mirror (recommended)：

/bin/zsh -c "$(curl -fsSL https://gitee.com/cunkai/HomebrewCN/raw/master/Homebrew.sh)"
1. Select Chinese Academy of Sciences
2. Enter password

2. Mirror acceleration

Use the domestic mirror to replace the homebrew mirror, and accelerate the source of the mirror

When the brew command is executed to install, it is related to 3 warehouse addresses

• brew.git

• homebrew-core.git

• homebrew-bottles

Step 1: Replace all three warehouse addresses with addresses provided by Alibaba in China

	brew.git 仓库地址:
	cd "$(brew --repo)"
	git remote set-url origin https://mirrors.aliyun.com/homebrew/brew.git
	 
	
	homebrew-core.git仓库地址
	cd "$(brew --repo)/Library/Taps/homebrew/homebrew-core"
	git remote set-url origin https://mirrors.aliyun.com/homebrew/homebrew-core.git

Step 2: Replace homebrew-bottles, first check the shell version, execute echo $SHELL

• zsh terminal operation mode

echo 'export HOMEBREW_BOTTLE_DOMAIN=https://mirrors.aliyun.com/homebrew/homebrew-bottles' >> ~/.zshrc
source ~/.zshrc

• Bash terminal operation mode

echo 'export HOMEBREW_BOTTLE_DOMAIN=https://mirrors.aliyun.com/homebrew/homebrew-bottles' >> ~/.bash_profile
source ~/.bash_profile

above sea level

brew install node

Turn off Rootless

Rootless Apple has used the Rootless mechanism since OS X El Capitan 10.11. The system will lock the three directories /system, /sbin, and /usr by default. To get the write permission of these three directories, the user needs to turn off Rootless

• Restart the Mac and press Command+R after booting to enter the recovery mode.
• Find and open Terminal in the above menu utility
• Enter the following command: csrutil disable
• Restart the MAC and authorize /system, /sbin, /usr
  • sudo chown -R $(whoami) /usr/local

Home directory permission modification

1. Compile the /etc/auto_master file

   Comment out or remove the line starting with /home

   nano /etc/auto_master
   

   

2. Make the configuration effective

   cd /     # 进入到根目录
   sudo automount -vc
   

3. verification

   cd /home                   		 # 进入到home目录
   sudo mkdir 你的目录            	 # 创建work目录
   chmod 777 -R 你的目录          	 # 修改读写权限
   chown work:work  你的目录		·# 修改所属组为work