DevOps

df3

　　MAC os
　　ssh-keygen -R 192.168.53.109, do this if you reinstall a server,
　　


　　VmBoxManage controlvm <name>
　　


　　sed  's/properties/property/g'  build.xml > build.xml.tmp
　　原地修改文件
　　   sed -i '100, 200d' new.txt
　　Find yaml file in current directories recursively
　　   find . -name &quot;*.yaml&quot;
　　if .gitignore not working, try following commands
　　

git rm . -r --cached
git add .
git commit -m &quot;fixed untracked files&quot;
　　to remove lines end with ^{} in remote tags:
　　    git ls-remote --tags origin | sed '/{}$/d' | sed &quot;s/^.*refs/:refs/&quot;
　　Docker
　　delete all images : docker rmi $(docker images -q -a)
　　  stop ps
　　   docker
stop $(docker
ps -a -q)
　　


　　Set textmate file browser
　　



defaults write com.macromates.TextMate.preview fileBrowserPlacement left


VI
SHIFT&#43;o to the beginning of a line
SHIFT&#43;$ to the end of a line
SHIFT&#43;G to the end of a file
twice GG to the beginning of a file
　　

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