mac

HomeBrew  
	// 安装 homebrew
	/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

	// 搜索
	brew search 应用名（一般需英文名）  /gi*/ (正则搜索)

	brew install squirrel 	// 安装
	brew uninstall git   	// 卸载
	brew cask install app   // cask 开头的

	brew list 				// 列表
	brew info git 			// 信
	
	brew outdated 			// 检查需要更新
	brew upgrade 			// 更新
	brew upgrade 应用名

	// 安装的服务
	brew services start/stop/restart serverName

	// 清理缓存
	brew cleanup
	brew cleanup -n
	brew cleanup 应用名

	// 访问官网
	brew home 应用名

	// 帮组
	brew --help
	man brew


	// 软件  cask
	google-chrome
	steam
	virtualbox
	virtualbox-extension-pack
	cakebrew   				// 可视化管理 brew工具
	iina       				// 播放器 
	the-unarchiver  		// 压缩工具
	Karabiner-Elements		// 改键工具


	brew install lrzsz

	mas 	// MAS  官方 app    brew install mas
		mas search 关键词
		cmas search 关键字   
		mas list
		mas install 甲应用识别码 乙应用识别码 丙应用识别码
		mas upgrade
		mas upgrade 甲应用识别码
		mas upgrade 甲应用识别码 乙应用识别码 丙应用识别码

		// 切换账号
		mas signin Apple ID "密码"


VirtualBox + Vagrant  (装环境)
	下载安装 VirtualBox
	下载安装 Vagrant
		// 安装 要的环境 https://app.vagrantup.com/boxes/search
		mkdir box && cd box   // 新建一个文件夹 
		vagrant init centos/7

		// 配置文件 vi vagrantfile
			config.vm.network "private_network", ip: "192.168.33.10"

			config.vm.synced_folder "/Users/hugo/www","/www/wwwroot",type: "nfs",create: true,:nfs=>true,:mount_options=>['actimeo=2']
			config.vm.synced_folder ".", "/vagrant", disabled: true

			config.vm.provider "virtualbox" do |vb|
			vb.memory = "1024"
   			end

   		// 安装插件 (共享目录用)
   		vagrant plugin install vagrant-vbguest

		vagrant up		启动本地环境
		vagrant halt	关闭本地环境
		vagrant suspend	暂停本地环境
		vagrant resume	恢复本地环境
		vagrant reload	修改了 Vagrantfile 后，使之生效（相当于先 halt，再 up）
		vagrant ssh	通过 ssh 登录本地环境所在虚拟机
		vagrant destroy	彻底移除本地环境

		// 重载
		vagrant provision && vagrant reload

		vagrant status  // 查看状态

		not create | 执行vagrant init命令后，从未启动过
		poweroff | 关机
		running | 运行中
		saved | 休眠


Alfred Preferences


magnet   //窗口管理

// 快捷键提示
	CheatSheet 
	系统偏好设置 - 安全性与隐私 - 隐私 - 辅助功能」中勾选 CheatSheet 一项

ssh 连接乱码
	/etc/ssh/ssh_config 
	注释此行“ SendEnv LANG LC_*”


iterm2
	安装 Oh My Zsh
		sh -c "$(curl -fsSL https://raw.github.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"

		// 高亮
		brew install zsh-syntax-highlighting
		vim ~/.zshrc   最后一行加上
			source /usr/local/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh

		// 自动建议填充
		git clone https://github.com/zsh-users/zsh-autosuggestions ~/.oh-my-zsh/custom/plugins/zsh-autosuggestions
		vim ~/.zshrc   修改 plugins
		plugins=(
		  git
		  zsh-autosuggestions
		  zsh-syntax-hignlighting
		)

		// 快捷键
			ctrl + e 	// 自动补全
		
			d  			// 历史记录    在选数字进去

			g	git
			gst	git status
			ga	git add
			gp	git push
			gc	git commit -v
			gc!	git commit -v --amend

		// 添加 fbi 警告
		vim ~/.zshrc
			_COLUMNS=$(tput cols)
			_MESSAGE=" FBI Warining "
			y=$(( ( $_COLUMNS - ${#_MESSAGE} )  / 2 ))
			spaces=$(printf "%-${y}s" " ")

			echo " "
			echo -e "${spaces}\033[41;37;5m FBI WARNING \033[0m"
			echo " "
			_COLUMNS=$(tput cols)
			_MESSAGE="Ferderal Law provides severe civil and criminal penalties for"
			y=$(( ( $_COLUMNS - ${#_MESSAGE} )  / 2 ))
			spaces=$(printf "%-${y}s" " ")
			echo -e "${spaces}${_MESSAGE}"

			_COLUMNS=$(tput cols)
			_MESSAGE="the unauthorized reproduction, distribution, or exhibition of"
			y=$(( ( $_COLUMNS - ${#_MESSAGE} )  / 2 ))
			spaces=$(printf "%-${y}s" " ")
			echo -e "${spaces}${_MESSAGE}"

			_COLUMNS=$(tput cols)
			_MESSAGE="copyrighted motion pictures (Title 17, United States Code,"
			y=$(( ( $_COLUMNS - ${#_MESSAGE} )  / 2 ))
			spaces=$(printf "%-${y}s" " ")
			echo -e "${spaces}${_MESSAGE}"

			_COLUMNS=$(tput cols)
			_MESSAGE="Sections 501 and 508). The Federal Bureau of Investigation"
			y=$(( ( $_COLUMNS - ${#_MESSAGE} )  / 2 ))
			spaces=$(printf "%-${y}s" " ")
			echo -e "${spaces}${_MESSAGE}"

			_COLUMNS=$(tput cols)
			_MESSAGE="investigates allegations of criminal copyright infringement"
			y=$(( ( $_COLUMNS - ${#_MESSAGE} )  / 2 ))
			spaces=$(printf "%-${y}s" " ")
			echo -e "${spaces}${_MESSAGE}"

			_COLUMNS=$(tput cols)
			_MESSAGE="(Title 17, United States Code, Section 506)."
			y=$(( ( $_COLUMNS - ${#_MESSAGE} )  / 2 ))
			spaces=$(printf "%-${y}s" " ")
			echo -e "${spaces}${_MESSAGE}"
			echo " "

		// 不支持正则匹配
			1.在 ~/.zshrc 中加入：setopt no_nomatch 
			2.执行 source ~/.zshrc

	注销重新登录
		sudo chsh -s $(which zsh)设置zsh为默认shell



	查看shell
		cat /etc/shells
		chsh -l
	当前使用的shell
		echo $SHELL
	切换shell
		chsh -s /bin/bash
		chsh -s /bin/zsh

		bash
	shell执行的目录
		/etc/passwd
	是否有权执行sudo命令
		/etc/sudoers


	// 保存连接脚本 
		// 方式1   vi 出现混乱
		#!/usr/bin/expect -f
		set user root
		set host 192.168.94.134
		set password javen.zhou
		set port 12345
		set timeout -1

		spawn ssh -p $port $user@$host
		expect "*assword:*"
		send "$password\r"
		interact
		expect eof

		expect /Users/hugo/ssh/ubuntu

		// 方式2 (sshpass)
		https://github.com/kevinburke/sshpass

		tar -xvf sshpass.tar.gz 
		cd sshpass 
		./configure
		sudo make install  

		/usr/local/bin/sshpass -p 密码 ssh -p 22 用户名@IP


karabiner
    更改按键
    ~/.config/karabiner/karabiner.json


软件安装 允许任何来源
	sudo spctl --master-disable





显示 隐藏文件
	Shift + Command + .


显示隐藏文件夹
	chflags hidden ~/Desktop/Hidden

隐藏文件
	显示
		defaults write com.apple.finder AppleShowAllFiles -bool true
	隐藏	
		defaults write com.apple.finder AppleShowAllFiles -bool false

隐藏桌面图标

defaults write com.apple.finder CreateDesktop -bool false; killall Finder


// 重新布局启动器  行数 列数

defaults write com.apple.dock springboard-columns -int 8; defaults write com.apple.dock springboard-rows -int 7; defaults write com.apple.dock ResetLaunchPad -bool TRUE; killall Dock

// 启动台 背景模糊程度   0~255
defaults write com.apple.dock springboard-blur-radius -int 100; killall Dock


// Option + Keyboard 输出特殊字符
	难