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Screen to return to a remote session

Oftentimes I need to run long computations on a remote machine. Sometimes it's enough to just pipe the results into a text file

In many cases this is not enough, when something goes wrong, or when you need to work with the results, or when you're inside an important irb session and want to come back later. The thing to use then is screen. It allows you to come back, when the ssh connection has been closed, and find your old terminal just the way you left it.



When coming back to the remote machine, you can check on the results:

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