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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.

The Domain Name System. A mechanism for translating Internet domain names to IP addresses.
185 questions
Systemd is an init system developed for use on GNU/Linux, generally replacing the old SysV daemon.
185 questions
Questions about what and how to backup your Raspberry Pi
184 questions
a free software implementation of the SMB/CIFS networking protocol, providing file and print services for Microsoft Windows clients.
183 questions
A free open source software motion detector for CCTV software applications developed for Linux.
182 questions
Questions related to security of data on the Raspberry Pi. Also includes questions on using it in a security system (e.g. as a firewall).
179 questions
For questions about how to automate one's home with the Raspberry Pi. Home Automation allows control of lights, security systems, and other home appliances.
177 questions
Permissions grant certain abilities - read, write, or execute a file - on a user level. Unset permissions result in the corresponding rights being denied. Questions address issues with permission sett…
171 questions
For questions pertaining to the Apache web server.
171 questions
This file is parsed by the GPU before the initialisation of the ARM core. It can be used to set various parameters to alter the behaviour of the system, such as display resolution or overclocking sett…
165 questions
The Raspberry Pi B/B+/2B/3B has a standard Ethernet port for connecting it to the internet and to a network. Other RPi versions, such as all "A" versions, the RPi Zero and the Compute Module do not ha…
162 questions
For questions pertaining to running, configuring, installing or troubleshooting the Xorg Server on the Raspberry Pi.
161 questions
The Global Positioning System (GPS) is a space-based navigation system that provides location and time information to receivers on the surface of the earth. This tag should be used for questions how t…
160 questions
For questions pertaining to signal conversion, either through hardware or software.
156 questions
Regarding communication between a Raspberry Pi and another device. Communication that is not specific to any particular medium.
154 questions
For questions about Raspbian Wheezy, the Raspberry Pi operating system based on Debian 7 ("Wheezy"). It was superseded by Raspbian Jessie in April 2015 and Stretch in June 2017. Use this tag only wher…
154 questions
DC motors are commonly used in robotics and vehicles. They come in brushed and brushless versions; the latter also includes stepper motors. Note they are distinct from servos, for which there is a s…
153 questions
Omxplayer is a video player specifically made for the Raspberry Pi's GPU.
153 questions
152 questions
RFID stands for "radio-frequency identification" and is used to identify and track objects via wireless communication over short distances.
148 questions
Data transfer refers to the movement of data from one medium to another. This is commonly achieved via the dd Unix program.
147 questions
Storage is the retention of retrievable data on a computer or other electronic system; memory. This tag should be used for questions about how to store data on the Pi, how to store data to be used by …
146 questions
Streaming media is a process of constant receiving of multimedia delivered by a (content) provider and simultaneous presenting to an end-user. For streaming video use the tag streaming-video.
143 questions
For questions about Raspbian Lite, the minimal version of the Raspbian operating system, which does not include most of the graphical packages.
143 questions
For questions pertaining to setting up or connecting to a WiFi hotspot.
141 questions
to identify and authenticate as a user to a computer system to gain access.
140 questions
A package is a specific piece of software and data in an archive files. It can be installed and uninstalled usually be a distribution-dependent package manager (e.g. apt-get on Raspbian or pacman on A…
140 questions
Questions related to the CPU and instruction set of the Raspberry Pi. See also: cross-compiling
140 questions
Partitions are individual divisions of hard disk drives. Drives may be split up in to multiple partitions, so that they act as if many drives were connected.
140 questions
OpenELEC is the Open Embedded Linux Entertainment Center. It's a small Linux distribution for playing media.
139 questions
Emulation is the process of setting up one machine to act like another. This normally involves setting up virtualizers or emulators.
139 questions
Memory refers to the SDRAM (a kind of RAM) found on the Raspberry Pi.
137 questions
sudo stands for Super User Do. It allows users to run programs with the security privileges of another user (if configured access permissions allow it), by default the superuser and is therefore prefi…
137 questions
Items referring to physical wiring. For question to the wiringPi library use the tag wiringPi.
136 questions
Liquid Crystal Display. For questions regarding connection and control of small LCD displays.
135 questions
For questions pertaining to the hardware and software necessary to play back audio.
133 questions
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