OS Info

Show private IP

$ hostname -I

Show Network

$ /sbin/ifconfig

Set/Show proxy

export http_proxy=http://your_proxy_ip.com:port/
export https_proxy=http://your_proxy_ip.com:port/
echo ${http_proxy}

Environment Variable

System/ local environment variables

sudo does not normally preserve local environment variables. You should use it with the -E switch to do so, i.e. sudo -E su will preserve $MYVAR for root.

Alternatively, to create persistent variables that are truly system-wide, you should set them in

/etc/environment
GitHub 加速计划 / li / linux-dash
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A beautiful web dashboard for Linux
最近提交(Master分支:2 个月前 )
186a802e added ecosystem file for PM2 4 年前
5def40a3 Add host customization support for the NodeJS version 4 年前
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