Sometimes, due to git or other "accidents", important files get deleted or overwritten.

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At a state when even Ctrl+Z doesn't work anymore, you maybe can rescue your files with RubyMines "Local History"-Feature!

To do this try the following:

• If the file got deleted, recreate a new empty file with the same name on the exact same place
• Open that file in the editor
• Go to RubyMine and click on VCS -> Local History -> Show History
• In the now open window, you should see all greater changes made to the File, even before it got deleted/tempered with

Now you can restore your file at any desired state.