ubuntu openSUSE centOS common config
screenfetch
apt-get build-dep
ssh-keygen -t rsa -C "your_email@youremail.com"
ssh -T git@github.com
git config --global user.name "your name"
git config --global user.email "your email@youremail.com"
gpg --gen-key
gpg --list-keys
gpg --armor --output public-key.txt --export [public-key ID]
git config --global user.signingkey [public-key ID]
git config --global commit.gpgsign true
git config -l
git remote rm origin
git remote add origin git@github.com:iyuangang/linuxconf.git
git push origin master
change string by one line code
sudo sed -i "s/oldstring/newstring/g" `grep oldstring -rl yourdir`
Chmod user:group dir
sudo chown nobody:nogroup /home/share