Ubuntu

Linux and cmds

How to Set Temporary Java Environment
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export JAVA_HOME=/usr/lib/jvm/jdk1.7.0_03
export PATH=$PATH:$JAVA_HOME/bin
javac -version
which javac

How to populate data
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nano ~/.bashrc
alias populate='RAILS_ENV=development bundle exec rake projectname:db:populate' /** paste the below in bashrc **/
Ctrl + y to save bashrc | Ctrl + x to quit bashrc
$ SYSVINE=true populate
RAILS_ENV=development bundle exec rake db:migrate

How to avoid typing sudo all time
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sudo -s
sudo subl /** sublime **/