Backup your bashrc on gist with a very simple command. It preserves the gist url and updates the same file you backed up on gist before.
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|# Target OS: Linux/Mac|
|# Prerequisites: Make sure you have installed and setup gist (https://github.com/defunkt/gist), and modified bashrc path as per your own setup which in my case was $HOME/.bash_profile.|
|gist -u $(cat $HOME/.bashrc_gisturl) -c -p -f "my_last_bashrc" -d "`date`" $HOME/.bash_profile > $HOME/.bashrc_gisturl|