Raspberry Pi Stack Exchange
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1500 questions
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How can I access Raspbian Jessie packages from Wheezy?

I need a package that's in jessie, the newer version of Raspbian, but not in wheezy, the one I have installed. Can I use it somehow? Can/should I just upgrade to jessie?
goldilocks
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Precautions to be taken while using the GPIO pins

As a newbie to the Raspberry Pi and electronics in general, I would like to start hacking around with the GPIO pins but any tutorial around the Internet warn me about frying the Pi one way or the other. I would like to know what are the bare minimum…
gokul_uf
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Shutdown, reboot not working

I often SSH into my Raspberry Pi, which is connected to my network via a wired connection. The last time I tried to reboot it, though, it failed: pi@raspberrypi ~ $ shutdown now -bash: /sbin/shutdown: cannot execute binary file pi@raspberrypi ~ $…
PitaJ
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How can I get Raspivid to skip h264 encoding? (getting rid of 5 second latency streaming video)

There are gazillions of forums and threads about getting rid of a 5 second latency when using a Pi together with a PI-Cam as a surveillance camera. Many tutorials show how to use vlc to encode and stream the images using the RTP protocol which…
Louis Somers
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Hide cursor in Raspbian

I am not using a mouse in the installation of the Raspberry Pi. However, the cursor shows up right in the center of the screen. Ideally I would like it to be there for 5 seconds, then disappear. Or have it only appear when the mouse is plugged…
Scoop
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If I power my Pi from GPIO, can I detect that it's not being powered by USB?

I'd like to create a backup power solution for my Raspberry Pi, and I'd like a notification to come up that the Raspberry Pi is running on this backup power. This notification has to tell me that something happened and I'm running out of time. Can I…
User7391
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4 answers

How do I install Arch Linux?

How do I install Arch Linux on my Raspberry Pi? Related: What are the benefits of using Arch Linux over the standard Debian build?
user46
11
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1 answer

How do I install LibreOffice?

When I type $ sudo apt-get install libreoffice I see there are 141 tab completions. All the language packs are there as well as several support packages. But libreoffice itself is absent. Recently the LibreOffice package has been added to the…
John La Rooy
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1 answer

System not shutting down properly

I'm running Arch, and when I shut down with the poweroff command (or with shutdown -h now) the 3 LEDs mentioned stay on. In addition, if I've plugged it into a screen, it displays > POWER OFF System halted but doesn't actually power off - this…
DenverCoder8
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How to identify the USB to Serial wire mismatched?

I am not alone, I experienced a similar problem as: "...instead of having the pin connections described as they should be they were mismatched so GND is described as TXD, TXD as RXD, and RXD as GDN." Having hours of problem and doubts, I found out…
Alain
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2 answers

Outputting audio to multiple sound devices simultaniously

I'd like my RasPi to send audio to my on board audio out port, and also to my Digital out card (an I2S Hifiberry Digi). This ought to be possible with ALSA. I have the drivers loaded and can send to both sound devices individually, but combining…
Christi
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11
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7 answers

Detect if iphone/Android nearby?

I'm working remotely and it would be handy to know when someone has gone out for a meeting / lunch in my office. I thought I might be able to passively detect what phones near the raspberry pi (and then publish them to the web / dropbox /…
ACooleman
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2 answers

Custom Raspbian image fails to boot with "no init found"

I'm building a custom SD image of Raspbian using debootstrap, and the resulting image fails to boot with Kernel panic - not syncing: No init found. on both my Raspberry Pi and under qemu. I can successfully boot the 2012-07-15-wheezy-raspbian image…
mgorven
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3 answers

How to have remote desktop on Macbook with Raspberry Pi?

I want to ssh into the raspberry pi from a mac and be able to run an application with a basic GUI. SSH is already working and good. I thought it'd just be as simple as ssh -X myusername@mystaticip Then I could launch my program via the command line…
tarabyte
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When set to boot in to X-server, RasPi is booting without password

Regardless of whether I boot to a GUI or to the console, I always want a password enabled on all of my machines. I've looked at as many tutorials as I can find regarding this, and although there are apparently a myriad of ways to make debian boot to…
zenbike
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