Most Popular
1500 questions
99
votes
8 answers
How to uninstall X Server and Desktop Manager when running as headless server?
I'm using my Raspberry Pi as a headless server which I can ssh into. I don't need the X Server, LXDE etc.
I'm running Raspbian "wheezy". I've already disabled "Start desktop on boot" using raspi-config as described here. But I keep getting lots of…
Day
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98
votes
3 answers
How do I update software and firmware?
I understand that the software on the Raspberry Pi is divided into three sections: the closed-source GPU firmware, the patched ARM Linux kernel and the user space software.
Is the GPU firmware on the chip or SD card?
Is there an easy way to update…
Alex L
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97
votes
3 answers
Differences between Raspbian Jessie and Raspbian Jessie Lite
What are the differences between Raspbian Jessie and Raspbian Jessie Lite?
What's better for a Owncloud server: Raspbian Jessie or Raspbian Jessie Lite?
user38660
97
votes
7 answers
Installing Raspbian from NOOBS without display
I am trying to install Raspbian from NOOBS, but I have no other screen/keyboard available than my laptop screen/keyboard. I find enough information about using a laptop screen/keyboard for a Pi, but then you already need to have an OS installed. But…
ProgramFOX
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90
votes
9 answers
Definitive List Of Operating Systems
What is a definitive list of operating systems that work with the Raspberry Pi?
I know of the distributions listed on their sites of course, but it could be beneficial to have a complete list of everything known to work (broken down by OS, and then…
Matt Lacey
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89
votes
3 answers
How much energy does the Raspberry Pi consume in a day?
My searching efforts have failed when trying to find this. On average, how much energy does the Raspberry Pi consume in 24 hours (minimal usage vs. max usage in a day and USB vs. Micro-USB powered)?
Zero
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89
votes
11 answers
How do I get the serial number?
Where can I find the serial number of the Raspberry Pi I am currently using?
Alex Chamberlain
- 15,120
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88
votes
6 answers
What should be done to secure Raspberry Pi?
Having tens of thousands of Raspberry Pi's connected to the internet is eventually going to capture the interest of some people who would like to do unsavory things to the little computers especially when many people are using their Pi to do network…
Dan B
- 2,897
- 2
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87
votes
5 answers
How do I prevent the screen from going blank?
I am running the Debian wheezy beta and using my Pi to display my geckoboard dashboards using midori, as a result I want to prevent the screen from going blank, which it does after 10 minutes (though it doesn't seem to turn off the backlight). I…
Steve Robillard
- 34,158
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87
votes
8 answers
How do I build a GCC 4.7 toolchain for cross-compiling?
I already asked this question on Stack Overflow, but I would like to know if anyone managed to build a GCC 4.7 toolchain for ARM cross-compilation (for a x86/x86-64 Linux host). There are many instructions for building GCC from source and many…
user13
82
votes
6 answers
Differences between /etc/dhcpcd.conf and /etc/network/interfaces?
I have this configuration in /etc/network/interfaces:
auto lo
iface lo inet loopback
allow-hotplug wlan0
iface wlan0 inet manual
wpa-conf /etc/wpa_supplicant/wpa_supplicant.conf
allow-hotplug wlan1
iface wlan1 inet manual
wpa-conf…
CuriousGuy
- 961
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82
votes
12 answers
How to set up Raspberry Pi without a monitor?
I recently bought a Raspberry Pi, type B model. I want to set it up directly to my laptop screen, without any other monitor. I have not set it up yet. How do I connect my laptop's screen as the Raspberry Pi's display?
I do not want to buy an HDMI…
Damodar Dahal
- 965
- 1
- 7
- 7
81
votes
2 answers
Raspberry Pi Power Limitations
There are very many, often contradictory, claims about the power requirements and limitations of the Pi.
What are the exact requirements?
Milliways
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80
votes
8 answers
How to automatically reconnect WiFi?
I'm using my pi to monitor my power meters. Data is transferred to PC by WiFi connection using Edimax EW-7811UN USB adapter. When the Wifi connection drops (switched off over night, or shaky connection), the USB adapter remains disabled.
Is there a…
andig
- 1,047
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79
votes
10 answers
What do I need to know to power from batteries?
What voltage range can it accept? What sort of batteries are appropriate?
Highly Irregular
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