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1500 questions
74
votes
10 answers
How do I modify my Raspberry Pi to be powered over PoE?
Is it possible to modify the Pi, so that it can receive it's power via Power over Ethernet (PoE)?
I would like to be able to power my unit via the ethernet cable, so that I don't have to worry about running power cords around the place.
darryn.ten
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74
votes
6 answers
How do I install packages from the AUR?
Arch Linux has the AUR (Arch User Repository), a collection of user-built packages. How do I install these packages on Arch Linux ARM though?
user46
74
votes
2 answers
Which SD cards are compatible?
The site http://www.raspberrypi.org/quick-start-guide says:
You will need an SD card with an operating system preloaded before you
can boot the Raspberry Pi. A brand-name (not generic) Class 4 card of
4GB or more is recommended. To obtain an SD…
Cade Roux
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74
votes
7 answers
Do I still need rpi-update if I am using the latest version of Raspbian?
I have a 512MB Pi. I am trying to make sure I am getting the most out of it. I just downloaded the latest version of Raspbian and installed it on the Pi. Do I also need rpi-update? Is rpi-update meant for upgrading from one version of Raspbian…
Scoop
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71
votes
18 answers
Easiest way to show my IP address?
After I've booted up, what's the easiest way to obtain and display the IP address that the device is currently using?
I'm using Raspbian, and ifconfig doesn't appear to be installed.
Are there any widgets that display this information in LXDE?
Zoot
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71
votes
6 answers
What is the maximum / minimum operational temperature?
As per the title, what are the maximum and minimum operational temperature ratings of the Pi before it stops reliably working? Could this also depend on the SD card in use?
berry120
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70
votes
7 answers
How do I build a cluster?
There have been a few articles floating around online over the last few years about building a cluster of computers at home - here for example.
The Pi strikes me as a good platform for building / testing this kind of thing due to their low cost;…
berry120
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68
votes
5 answers
Connect Pi to an old laptop screen
I recently received my Pi in the post and I'm now trying to think what to use it for.
I have had a look around and I quite like the idea of attaching a screen to it and using it as an RSS Reader/News updates etc.
The question I have is this, I have…
Max
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68
votes
6 answers
Is it possible to install VLC?
I would like to install VLC on my Raspberry Pi and wonder if it is possible?
I can not find a distribution that supports it, but wonder if anyone has done this or knows a link to a site or group who has done it. My search on google didn't give…
FarhadA
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67
votes
5 answers
How do I hard reset a Raspberry Pi?
How do I hard reset a Raspberry Pi?
Obviously you can power cycle, but is there a more subtle way, like a reset pin? It would be very useful to connect a watchdog in case the Raspberry Pi crashes (mine crashed last night).
EDIT:
The rev 2.0 board…
John La Rooy
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67
votes
6 answers
How do I determine the current MHz?
I've been trying to get an accurate reading of my Raspberry Pi's MHz, since I overclocked it in /boot/config.txt
My /boot/config.txt is as following:
pi@raspbmc:~$ cat /boot/config.txt
arm_freq=900
gpu_freq=350
disable_overscan=1
List of things I…
Sjaak Trekhaak
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- 2
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66
votes
5 answers
How do I install an OS image onto an SD card?
I have just ordered my Raspberry Pi, and I want to prepare my SD card. How do I install an OS image onto an SD card?
Alex Chamberlain
- 15,638
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66
votes
3 answers
How can I protect against intrusion and malware before connecting it to the internet (especially on a public IP address)?
With the large number of Raspberry Pis in the wild, and the fact that large groups of them are configured identically (when a newly-flashed SD card is installed with one of the few available images), they are likely to be a tempting target for…
finnw
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65
votes
9 answers
What password to use to log in after the first boot?
The first time I boot up my Raspberry Pi I get a login screen.
What username and password should I use? That is, what is the default password for Raspberry Pi?
Maria Zverina
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65
votes
12 answers
Why is my audio (sound) output not working?
I can't get the audio running. I don't hear anything and can not play anything.
Is there a solution to enable audio?
Itay Grudev
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