A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

Type to find tags:
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the first actual process (PID 1) spawned during the boot sequence of a UNIX system. Some systems may rely on alternative solutions such as systemd or Upstart (Ubuntu).
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the Lightweight Directory Access Protocol (LDAP), a protocol used for modifying and querying items stored in directory services
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Conversion between file formats.
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a network device which transparently forwards packets between two or more network segments so that they appear as one local area network (LAN).
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for questions about running Linux on laptops.
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Something related to visual data files
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usually defined as the actual value passed to a function, procedure, or command line program.
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A technique for scheduling tasks to be run at a specific time or on a specific event.
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a cross-platform framework for creating graphical user interfaces.
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the latest version of the Internet Protocol (IP), the communications protocol that provides an identification and location system for computers on networks and ro…
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the name of the default output file descriptor of a process. Since there is nothing special about `stdout`, you *should not* use this tag. Use [tag:io-redirection] for questions on how to r…
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a filesystem designed for use on CD-ROMs. An “ISO image” is a file that contains an ISO 9660 filesystem and can be burnt to a CD.
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Shrinking (compressing) and restoring (decompressing) of data.
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Questions about either the shell builtin or `/bin/echo`. This tag should not be used if your question is simply about printing to the terminal, only apply it if your question is specific to the `echo`…
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BusyBox combines tiny versions of many common UNIX utilities into a single small executable.
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An open source telnet and SSH Client for the Windows and Unix platforms.
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a command-line utility that provides disk partitioning functions.
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a directory holding configurations regarding programs to be started at boot time by the `init` process. For questions regarding the `init` process itself, use [init].
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a protocol built upon TCP/IP, used for outgoing email transmissions, and email relaying. It uses ports 25 (clear) and 465 (SSL) by default.
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A GNU/Linux based firmware program for embedded devices such as residential gateways and routers.
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ACL stands for access control list. ACLs extend permissions on files beyond the traditional user-group-others triple.
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a bootable cd with a (Linux) OS
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a userspace interface for operating system-level virtualization features in the mainline Linux kernel, such as kernel namespaces and control groups (cgroups). These allow mul…
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the abbreviation for the X Keyboard Extension used to describe and configure differ keyboard layouts, etc. under X11.
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Alternative package manager for Debian and derivatives which offers an ncurses based text-mode user interface (TUI) and mighty search patterns besides a command-line interface similar to `apt-get`'s c…