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.

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the traditional MTA (message transfer agent), i.e. the traditional server program to send, transfer and deliver email. If your question is about sending mail in general, see the tag /email…
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Everything about comparing Unix variants like Linux distributions, BSD family and others. Try to be specific about what you need; otherwise your question might be closed.
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a collection of commercial services centered around virtualized, commodity and clustered computing, networking, database and storage, as well as supporting tools that are …
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when describing a specific portion of a particular group of entries in a table or a matrix or any other structured data set which is vertically aligned.
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when the topic is related to coordinating systems to have the same data or state or time. It can be part of redundancy.
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when the topic is about system process management. Commands used for this are like ps and kill -9 xxxx and service xyz start|stop|restart and htop, for example. Often used in conjunctio…
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Amazon Elastic Compute Cloud (EC2), which allows users to rent virtual computer systems, is part of Amazon Web Services.
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Everything that includes the source code of Unix programs for example compiling, installing or how to retrieve the code for studying.
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not responding
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A Linux package manager, originally developed for the Arch Linux distribution.
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Questions about text editors in general (i.e. programs used for editing plain text files).
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Something related to visual data files
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a lightweight data representation format that resembles JavaScript source and that is can be easily red by machines and edited by humans with some effort.
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a cross-platform framework for creating graphical user interfaces.
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An open source telnet and SSH Client for the Windows and Unix platforms.
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a free software, mass collaboration project. The founding goal of the project was, in the words of its initial announcement, to develop "a sufficient body of free software [...] to get …
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Conversion between file formats.
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text intended for human readers, generally consisting of sentences in a human language organized in paragraphs
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A public-key certificate states that a specific public key belongs to a specific identity. Use this tag for all questions on certificates and authentication of public keys (not public-key authenticati…
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small programs used on the command line to do a specific job
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a fast and volatile data-storage bank used in computers to store data and machine code currently being used.
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the official file manager in GNOME.
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Computer monitors (i.e. screens or displays). For system/application monitoring, please use the /monitoring tag.
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creating packages for software installation, such as .deb (Debian & derivatives), .rpm (RHEL/CentOS), .bff (AIX), Solaris pkg / pkgadd, etc. Do NOT use this tag for /software-installation or /package-…
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the de facto standard DNS server
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a free partition editor for graphically managing disk partitions on Unix/Linux.
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the path through the network packets take in order to reach their destinations. The route command lets the user view and modify the IP routing table
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a program in the X Window System that handles all access to the graphics cards, display screens and input devices.
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fsck - check and optionally repair a file system.
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LXDE (Lightweight X11 Desktop Environment) is a lightweight desktop environment for resource-limited systems.
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All about programs and services that use the Hypertext Transfer Protocol.
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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 shell for Unix-like operating systems and an enhanced, but completely compatible version of the Berkeley UNIX C shell (csh).