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23 Jan 10
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Thus, GUIs are almost always less capable than the command or commands that form the backend.
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the standard GNU shell, intuitive and flexible
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The file /etc/shells gives an overview of known shells on a Linux system:
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Your default shell is set in the /etc/passwd file, like this line for us
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If you don't know which shell you are using, either check the line for your account in /etc/passwd or type the command
echo $SHELL
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such as log files, mailboxes, lock files, spoolers etc. are kept in a subdirectory of /var.
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This is one reason why the /var directory, including all its subdirectories, is usually on a separate partition. This way, there is for instance no risk that a mail bomb, for instance, fills up the rest of the file system, containing more important data such as your programs and configuration files.
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A typical example on Linux systems is /var/www, which contains the actual HTML pages, scripts and images that a web server offers.
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Because this data is publicly accessible and often changeable by anonymous users, it is safer to keep it here, away from partitions or directories with sensitive dat
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On most workstation installations, /var/spool will at least contain an at and a cron directory, containing scheduled tasks.
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