Saturday, October 23, 2010

Start a new shell from Vi editor in emergency !!

Have you ever faced a situation where you unfortunately edited a Read-only file and later realized that either you need to start a duplication putty session to make that file chmod +w or come out from vi editor without saving the data.

If you know this probably you can handle this situation better that to very fast in efficiently!


While being on the bash Vim editor itself go to the command mode and type -


sh will look up the user's default shell (e.g. the Bourne shell or the C shell) and starts a new shell. In that shell change the permission of the file, type exit(ctrl+d), you will be in the same vi session; now save your file.


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