Restrict SSH login access on CentOS
By default CentOS allows ssh access to all users who can authenticate with the server.…
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Embed images in gmail messages
The only working way I\'ve found is to first insert and image into a google…
Changing Windows timezone from the command line
To change the timezone from the command line in Windows, type the following at the…
Listing used ports in Linux
The lsof command can display all open files in Linux. With some filtering you can…