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.
a full-screen window manager that multiplexes a physical terminal between several processes (typically interactive shells). For computer monitors, see the tag /monitors.
the process of selecting paths in a network along which to send network traffic.
Hard disk space usage: how much space do my files take?
a Linux process that manages device file entries under /dev
the name of an environment variable on Unix-like operating systems, DOS, OS/2, and Microsoft Windows, specifying a set of directories where executable programs are searched fo…
One or a set of directives issued in the *nix environment to get information, change the state of something or to execute something. In other words: To gain an objective.
a program that controls the incoming and outgoing network traffic on a system. Use this tag for all questions related to firewall configuration and operation.
Sorting text files or other data, for example with the sort utility.
a free & open source, distributed version control system designed to handle everything from small to very large projects with speed and efficiency.
a general-purpose programming language and a computing platform called the Java Virtual Machine (JVM). Use this tag when you are dealing with a java program, installing java, or configuring a …
a shell with advanced scripting features, commonly found on commercial unices and some BSD systems but rarely used on Linux.
the Kernel Virtual Machine, a virtualization hypervisor built into the Linux kernel.
a utility that automates the build process by managing dependencies amongst targets.
A representation of a device that asynchronously transmits and receives serial data.
A Linux distribution for the Raspberry Pi, derived from Debian
an application tool to simplify the multi network model on a single or multiple interfaces.
a free virtual private network (VPN) client and daemon.
an application (or set of applications) that runs in the background waiting to be used, or carrying out essential tasks.
encoding information in a way so that it can only be decoded if a secret is known; used to prevent exposure of data to other parties
essentially nothing more than a keyboard shortcut, an abbreviation, a means of avoiding typing a long command sequence. This can save a great deal of typing at the command-line and avoid h…
devices refers to questions about the Unix/Linux device special files, normally these are under /dev. Do not use this tag for physical devices (for that use e.g. usb or pci).
wget - command-line utility to download content non-interactively(can be called from scripts, cron jobs , terminals without the X-Windows support, etc.)
the startup sequence, from the time the kernel goes live to when all services are up and running
a journalling file system for Linux, developed as the successor to ext3. Use this tag for question that are ext4 specific, generic file system related questions sh…
the chip in the computer that actually performs the operations and calculations that are done as a program runs. It is essentially what executes a program.
A feature provided by interactive programs such as shells and text editors that inserts text to complete a word or phrase that the user is likely intending to compose.
String manipulation: extracting a part of a string, text replacement, formatting to a given width, etc.
Obtaining real-time values of system parameters or events (processor load, server responsiveness, intrusion attempts, …), or getting alerted when certain events happen
AIX (Advanced Interactive eXecutive, pronounced "a i ex") is a series of proprietary Unix operating systems developed and sold by IBM for several of its computer platforms.
Questions about the Unified Extensible Firmware Interface (UEFI), the software interface aiming to replace typical BIOSes. This tag may also be used for questions related to UEFI partitions and system…