Low-cost single-board computer the size of a credit card. Also check the Raspberry Pi SE: http://raspberrypi.stackexchange.com/

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0
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1answer
428 views

Location of wifi password/ssid in OpenELEC (Rasperry Pi version)

Where OpenELEC stores wifi password/ssid? Is it protected somehow or anybody who can get my SD card can read it? I unpacked my OpenELEC's squashfs image so I can browse freely inside its contents but ...
3
votes
1answer
5k views

Using DNSMasq for Local Hostname Resolution

I'm working on setting up a home intranet for me and my roommates. My idea is that we'll be able to store things like past utility bills in a place that's more accessible than a drawer in the kitchen ...
4
votes
2answers
10k views

Mount USB drive (FAT32) so all users can write to it

I have a USB FAT32 drive that is on /dev/sda2. I've mounted it as /media/bigdrive however, I get permission denied whenever I try to touch a file there as a non root user. When I run mount I can see ...
0
votes
1answer
755 views

qemu emulator for raspberry

I am trying to emulate a raspberry pi on ubuntu. I have tried several ways using several tutorials but every time, the emulator logs this: scsi: 0:0:0:0 ABORT operation started scsi: 0:0:0:0 ...
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votes
2answers
2k views

Can't connect to WLAN with netctl

I can't connect to a WiFi network. I tried various methods such as wpa_supplicant and wicd. At the moment I'm trying netctl. When I enter the command: systemctl --type=service I see the following ...
0
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0answers
27 views

Bananian Pi - HDMI cropped

I have downloaded the latest version of Bananian Pi for a standard Banana Pi model. After the SD card was written, I connected the Banana Pi to a HDMI TV. The screen is cut off at all edges. I can ...
0
votes
3answers
1k views

Creating directory on an external hard drive via command line (SSH) on Linux

I have tried many approaches to create a directory on my external hard drive. Here is the details when I do fdisk -l What I get: pi@raspberrypi:~$ sudo fdisk -l Disk /dev/mmcblk0: 3965 MB, ...
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0answers
12 views

Resources usage in x-forwarding

AFAIK, it's possible to forward X-Window sessions, i.e. a computer ("client") may work as a (dumb?) terminal for another ("server"), displaying the desktop, GUI, etc. (and playing sounds, etc.) This ...
0
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1answer
16 views

XLinux PPP: wvdial exit code 16 no debug details

I'm trying to use a 3G USB modem on a Rapsbian RPi and all goes well, except for some reason the PPP disconnects with exit code 16. I have debug mode enabled, but it doesn't say nothing, except that ...
6
votes
5answers
896 views

Can you make a linux system halt and boot my Raspberry-pi at certain times?

How to make a system turn itself off and back on at different times. For example I would have my "server" turn off at 4 A.M then turn back on at 5 A.M every day. Is this possible? I am using a ...
1
vote
1answer
35 views

How to continue a script after X has been closed?

I recently installed RetroPie on my Raspberry Pi and I'm trying to find a way to (once I'm in LXDE) run a shell script that kills X and then starts EmulationStation. I can kill X with pkill x but then ...
0
votes
1answer
39 views

Using tee or pipe to log console output will cause my program not to start [duplicate]

I'm running hostapd on my raspberry PI to let it function as an accesspoint. It's working fine with the following command: sudo hostapd /etc/hostapd/hostapd.conf This will start hostapd and log all ...
1
vote
0answers
16 views

How can I guarantee USB wlan0/wlan1 order? [duplicate]

From doing research, I think I understand that the order of wlan0 and wlan1 ( and so on ) is determined by the order that the USB devices are recognized. My question is whether or not this order is ...
0
votes
1answer
216 views

Raspberry pi running owncloud not reachable using no-ip URL

I have a problem reaching my raspberry pi from outside of my LAN and I don't remember having changed anything. It was working previously, but I don't know what changed. I've installed owncloud with ...
2
votes
2answers
994 views

Using sudoers to allow php to run command

I am trying to get my php page to run this command: shell_exec("sudo /home/xbian/433Utils/RPi_utils/codesend {$num}"); So I added this entry to my sudoers file with visudo: www-data ALL=NOPASSWD: ...
1
vote
1answer
65 views

How to use ARM as LTSP server? [closed]

Arm has a limited support for server packages on Linux but is it possible to use ARM board i.e Raspberry Pi or Banana Pi(it uses Armhf instruction set rather than dated Armv6 used by raspberry pi) as ...
0
votes
1answer
491 views

Raspian, Huawei E303, Public IP address

After configuring Raspian linux and a Huawei E303 3G USB stick, I am stuck accessing the machine from the Internet by its public IP address. Details: The E303 stick was configured to work as an ...
1
vote
1answer
452 views

Arch Linux Ethernet to WiFi bridge

I want to use a Raspberry Pi running Arch Linux to extend my WiFi network. My situation is that I have a spare WiFi router that I want to use to expand my WiFi reception range as well as give me a few ...
1
vote
1answer
2k views

Copy MBR and boot partition to a smaller disk

I'm using a 32GB SD card for my raspberry pi. I have successfully transferred the operating system (Archlinux ARM) to a usb harddrive. Which means that I only need the boot partition on the SD card. ...
4
votes
1answer
1k views

Disable PIN request for pairing on Raspbian

I'm running a Raspberry Pi with Raspbian Wheezy. I have a BT (Bluetooth) dongle attached to one of the USB ports (I have a model B RPi), I've downloaded and installed the following packages: ...
2
votes
2answers
2k views

NFS Shares (Windows using FreeNFS but connecting on Linux)

I am using a "FreeNFS" on a Windows 8.1 machine and I set up a share I:\Library. I am currently allowing all clients and using ANSI encoding. My Linux box is actually a Raspberry Pi, using Raspbmc. I ...
1
vote
2answers
161 views

Can't install any package with sudo apt-get install

I'm running Raspbian on my Raspberry Pi I just set up this day, the problem is that every time I try to install any package I get an error , for example, sudo apt-get install samba gives me : The ...
1
vote
1answer
301 views

QEMU can emulate SD card from Linux but not from OSX

Short version I am trying to emulate a RaspberryPi directly from the SD card (using the same commands as presented here from MacOSX. I am using QEMU. However, the partitions on my SD card are not ...
4
votes
1answer
579 views

How can I most simply transparently bridge traffic between wlan0 and eth0?

I am looking to do this on a Raspberry Pi, but I don't mind which operating system I have to install, so the easiest most out-of-the-box solution for Pidora (Fedora 20 Remix), Raspbian (Debian) or ...
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vote
0answers
30 views

Unmounted my home dir, how do I remount it? [closed]

I'm very new to linux and am running lubuntu on an old P4 (comp1) and raspian on a raspberry pi (comp2). I was messing around today and mounted the home directory of the comp1 on a directory on comp2. ...
1
vote
1answer
24 views

cross-platform audio streaming

I am helping a friend to set up his banana pi (raspberry pi clone) for use as a home server/NAS. At the moment we are trying to set it up to receive and play the audio of any other computer on the ...
4
votes
2answers
2k views

SSH not landing in the home directory

I have recently installed Raspbian into a Raspberry Pi. As part of the installation process I changed the user name and group from the default (pi) to my own (let's call it user) using usermod and ...
3
votes
1answer
2k views

Help compiling a Linux driver for a TV card stack

I've been trying to get my Raspberry Pi to work with one of two TV Cards that I have available on me. Unfortunately I live in Hong Kong where due to the digital broadcast standard, leaves me with few ...
2
votes
0answers
206 views

npm issues with uglify-js

I'm trying to use node.js to run a project on my Raspberry Pi (following this guide: http://blog.donaldderek.com/2013/06/build-your-own-google-tv-using-raspberrypi-nodejs-and-socket-io/ ) and I've run ...
0
votes
2answers
115 views

Why is my server intermittently refusing ssh connections?

Background I have an ssh and OwnCloud server. Frequently, my desktop's OwnCloud client disconnects. Attempting to ssh into my server results in Connection refused. I can ping the server, but cannot ...
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votes
0answers
125 views

Is it normal to irssi freezes when receiving dcc?

I'm running it over screen with Raspberry Pi Model B, maybe the hardware is not the best, but when a streaming begins, I am unable to type anything, even Meta + Arrow doesn't work, but changing ...
0
votes
0answers
19 views

How to use multiple webcams?

I wanna capture images with two webcams via the Raspberry Pi. I am using the command streamer to capture the first camera and then the second camera. Via streamer i am selecting the imput with "-i ...
2
votes
1answer
736 views

Capture raw image from V4L (webcam) device

I'm using a Raspberry pi to monitor a self-service fridge. When the door opens, a shell script is being executed to capture pictures until the door closes again. The problem, however, is the speed of ...
1
vote
1answer
15 views

wc -m command in raspberry pi adding an extra number

I am writing a program on the pi using wc -m command to count the amount of letters in a string, however, it counts the letters but adds one extra. This is what I currently have. echo "enter a word" ...
0
votes
0answers
64 views

Cursor flickering/vanishing in XFCE, even with display compositing off

I am running XFCE4 with Raspbian (essentially Debian) on my Raspberry Pi. I read here on Stack Exchange that turning display compositing off should resolve my problem, which it didn't. Also I would ...
0
votes
0answers
23 views

Files and Directories Dissappearing from Software Raid on Power Failure

I have a home samba file "server" (a raspberry pi) with two hard drives in a software raid 1, which have proven less reliable than any of my non-raid disks. I know there is a chance for data ...
4
votes
1answer
987 views

How do I mount a Windows folder with cifs on Raspian

I'd like to access the music library from my desktop with my Raspberry Pi, and I'd like to do this via Samba/cifs. I did the following: Set the folder Q:\musik as a shared folder on my Windows ...
0
votes
1answer
137 views

Building NFS Server to be world writable

I'm trying to build an NFS server on my Raspberry Pi which will be writable by any server on the network. The NFS share is a directory on an external device mounted at boot: $ cat /etc/fstab proc ...
5
votes
1answer
325 views

Emulate RaspberryPi using QEMU

I would like to run a RaspberryPi system on my MacOSX using QEMU. I tried the following, using this tutorial: ./qemu-system-arm -M versatilepb -cpu arm1176 -m 256 -hda ArchLinuxARM-2014.06-rpi.img ...
18
votes
4answers
4k views

How can I put my HDMI display into (and out of) power save mode?

I am using a Raspberry Pi to run an information display in an office. I want the display in power save mode when outside of business hours. I was going to use cron to execute something at the ...
1
vote
2answers
456 views

Printing on serial printer via cups

I'm trying to set up my serial printer with cups, but I can't see any serial port in cups config page nor via lpinfo -v. I have serial port at /dev/ttyAMA0. I was trying to set proper permissions for ...
3
votes
2answers
142 views

fake monitor in a headless device

I have a raspberry running headless (no monitor nor TV) I have some programs that need X11 environment to start (but for nothing more) like for instance a midi sampler. I tried forwarding the X11 via ...
7
votes
3answers
1k views

Optimizing a `while` loop

I have created a mini script to reboot my Raspberry Pi upon the push of a button. The script simply uses wiringPi (gpio command) to set pin 0 (pin 17 in Raspberry Pi standard numbering order) to ...
3
votes
2answers
179 views

leaking memory with shell script and tty [closed]

I'm running a shell script on a raspberry pi to communicate with a arduino. Every hour my ram gets used up by about 50 megabytes more. The script itself just connects to ttyACM0 (the arduino's usb ...
0
votes
0answers
41 views

How to fix Module is Unknown error without logging in (PiLFS)

I've built a PiLFS distribution and was running it fine about a month ago. Now, when I turn on the Raspberry pi and attempt to login as root with the proper password, it gives the error Module is ...
0
votes
2answers
996 views

udev rule trouble on a Raspberry Pi (Raspbrian) using an ACR122U card reader

I am trying to get my ACR122U usable by all users on my Pi. I have the drivers installed correctly and nfc-list is working for root: root@raspberrypi:/etc/udev/rules.d# nfc-list nfc-list uses libnfc ...
0
votes
1answer
361 views

cannot mount W95 FAT32 (LBA) partition type in ArchLinux

I am trying to mount W95 FAT32 (LBA) partition type into /mnt/data on my Raspbery Pi B+. Therefore, I've created this parttion and the current partition table is as follows: I've checked ...
0
votes
2answers
40 views

How to run cgminer on boot?

I have the following commands I want to run when the raspberry pi boots up, it is for my bitcoin minner to start: cd /home/pi/cgminer-4.5.0 sudo ./cgminer -o http://xxxxxxxxxxx -u xxxxxxxx -p ...
0
votes
1answer
50 views

Cannot change dir while connected to Archlinux vsftp server [closed]

I have Raspberry Pi B+ with Archlinux installed. I've installed and configured its vsftpd ftp server and I connect to it from WinSCP (running on Windows 7 PC). I would like to upload some file, but I ...
1
vote
2answers
153 views

Can neither PING LAN nor when it is connected to OpenVPN

I try to configure OpenVPN on my raspberry-pi (minimal raspbian-wheezy distro). I run OpenVPN behind a Router and want to connect from a Windows client. I can connect to the server but I want to ...