Homewbrew installation, common commands and installation path

One 、 install

1、homebrew What is it? ？

Homebrew Is a Mac OS Software package management tools under the platform , Own installation 、 uninstall 、 to update 、 see 、 Search and many other practical functions . A simple command , Package management can be realized , You don't have to worry about dependencies and file paths , It's very convenient .

2、 install homebrew
homebrew Installation is introduced on the official website homebrew Just one script .

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"

After entering this command through the terminal , Connection rejection will occur .

curl: (7) Failed to connect to raw.githubusercontent.com port 443: Connection refused

Solution one

• modify hosts file , Add the following to hosts At the end of the middle .

sudo vi /etc/hosts

199.232.68.133 raw.githubusercontent.com
199.232.68.133 user-images.githubusercontent.com
199.232.68.133 avatars2.githubusercontent.com
199.232.68.133 avatars1.githubusercontent.com

• Re enter the installation script , Make a cup of milk tea , Static Download ( It takes a long time ).
  

Solution two

/usr/bin/ruby -e "$(curl -fsSL https://cdn.jsdelivr.net/gh/ineo6/homebrew-install/install)"

• The above script uses the image of China University of science and technology to speed up access .

If the command execution is stuck in the following information ：

==> Tapping homebrew/core
Cloning into '/usr/local/Homebrew/Library/Taps/homebrew/homebrew-core'...

Control + c Interrupt the script execution and run the following command ：

cd "$(brew --repo)/Library/Taps/"
mkdir homebrew && cd homebrew
git clone git://mirrors.ustc.edu.cn/homebrew-core.git

After successful execution, continue to execute the installation command ：

/usr/bin/ruby -e "$(curl -fsSL https://cdn.jsdelivr.net/gh/ineo6/homebrew-install/install)"

3、 Enter the command brew -v Verify that the installation was successful .

Two 、 Common commands

 Use the following command to git Operation as an example 

brew -v                  see homebrew Installed version 
brew --help              Simple command help 
man brew                 Full command help 
brew search git          Search package 
brew install git         Install package 
brew uninstall git       Uninstall the installation package 
brew list                Displays all installed packages 
brew list git            Check the installation address of the installation package 
brew pin git             Lock packages you don't want to update 
brew unpin git           Unlock packages you don't want to update 
brew outdated            Check which installed packages need to be updated and the update status 
brew update              Synchronize remote updates , It has installed and updated software for this machine * mark 
brew upgrade git         Update individual packages 
brew info git            View package information 
brew home git            Visit the official website of the software package 
brew cleanup -n          Check out older packages that can be cleaned up , Do not perform actual operations 
brew cleanup             Clean up historical versions of all installed packages 
brew cleanup git         Clean up historical versions of individual installed packages 

3、 ... and 、homebrew The installation path

/usr/local/Cellar        all homebrew Installed programs , Are subject to [ The program name / Version number ] Stored in this directory 
/usr/local/bin           Launch link for storing all installation programs （ It's like a shortcut ）
/usr/local/etc           The default storage path of the configuration file of the installer 
/usr/local/opt          homebrew Download package storage path 
/usr/local/Homebrew     homebrew Own storage folder