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shell cmd ​

签名 app ​

bash
sudo xattr -rd com.apple.quarantine /Applications/x.app

允许安装任何来源 ​

sh
su -i # ?
sudo spctl --master-disable # 关闭
sudo spctl --master-enable  # 开启

复制文件到剪切板/粘贴文件到剪切板 ​

pbcopy/bpaste

shutdown after 60mins ​

sh
shutdown -h +60

network speed test ​

sh
networkquality

查看内存使用情况 ​

sh
memory_pressure

获取自己公网ip ​

sh
# 注意 clash tun
curl https://ipinfo.io/ip
curl -4 https://icanhazip.com
curl -6 https://icanhazip.com

关闭长按字母显示上标 ​

bash
defaults write -g ApplePressAndHoldEnabled -bool false
defaults write -g ApplePressAndHoldEnabled -bool true # 恢复

获取自己局域网ip ​

sh
ipconfig getifaddr en0 #通常 en0 是 Wi-Fi
ifconfig | grep 'inet'

查看系统版本 ​

bash
sw_vers

重置dns ​

bash
sudo dscacheutil -flushcache
sudo killall -HUP mDNSResponder

设置wifi dns服务器 ​

bash
sudo networksetup -setdnsservers Wi-Fi 172.18.0.2

将 wifi 网络的dns指向 172.18.0.2

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