Archive for November, 2010

Changing file ownership

By grigoris | Filed in Astronomy

These are two commands to help us change the ownership of files, but we must be in the root or su mode first. > chown <username> <file/folder> : used to change the owner of a file or folder > chgrp <group> <file/folder> : used to change the group of a file or folder > chown […]

Extracting rpm and deb packages

By grigoris | Filed in Astronomy

[ Information from G-Loaded journal – many thanks! ] The packages rpm and deb are used mainly by the package managers in order to easilly and successfully install any additional stuff. At the same time rpm and deb packages are also archives (cpio and ar archives respectively) that can be axtracted. One way is of […]

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