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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9 views

Why do I keep getting a “cannot connect to X server error”?

I am using the FLIR camera with my Raspberry Pi and running it on a Raspbian destro of linux. I've followed the instructions on the Github page perfectly when trying to setup the raspberrypi_video ...
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1answer
22 views

How to connect FLIR thermal camera to Raspberry Pi?

I've been trying to connect a FLIR thermal camera to my Raspberry Pi for the past three days. The code is being provided by the manufacturer and can be found here. I've downloaded the kernel and ...
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2answers
44 views

How do you modprobe a program?

I've been trying to get this program to work on my Raspberry Pi for the past two days and I've gotten to step 6 which says, "At this point, you should be able to modprobe v4l2loopback". When I ran ...
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1answer
28 views

What do I need to have inside of my sources.list file?

I can't download a thing. When I run sudo apt-get for any program I get the error Package [insert name here] has no installation candidate. I've looked online and there are hundreds of ...
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0answers
40 views

Why can't I install bc on my Raspberry Pi? [duplicate]

When I try to run the command sudo apt-get install bc I get the following error message: Reading package lists... Done Building dependency tree Reading state information... Done Package munin-...
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1answer
35 views

eth0 interfering with wlan0. pi networking

I've been trying to nail down the WiFi on my pi. In short its frustratingly unreliable when it starts up. I'm want it to be on a static IP and to Currently I have a monitor hooked up to the pi for ...
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0answers
17 views

Detect 3,5mm Headphone Jack in Raspian Linux

i currently try to detect whether the headphones are plugged in on a raspberry pi zero or not. I want to write an application that starts a .wav file when i plug in, and kill the process when i unplug ...
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0answers
27 views

MPD MPC error, timeout after stopping, clearing playlist, load and play again

I'm getting crazy with MPD/MPC. I'm trying a basic use, playing a web playlist. My problem is when I try to stop it and then start playing again. LOADING: pi@raspberrypi:~ $ sudo mpd pi@raspberrypi:~...
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15 views

What is the proper encoding for a v4l device, what chromium can accept?

I use uv4l driver for Raspberry Pi Camera Module V2, which gives me the possibility to choose the encoding, framerate etc... The following encodings were tested: yuv420, nv21, yvu420, rgb565, ...
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1answer
12 views

How to change audio levels of sound card with same control names

I'm trying to write a script that automatically changes the playback/capture audio levels based on the device that is connected. I'm using a MAYA44 USB+ sound with 4 ch in/out. Thanks to a similar ...
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0answers
16 views

Make a bootable ubuntu-core for Raspberry pi2

I've been trying to build a minimal Ubuntu system for my raspberry pi2, based on an Ubuntu 14.0.4 core (base) image. here: wiki.ubuntu.com/Core I deployed the image to the SD card, Cross compiled a ...
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1answer
27 views

Linux distro to learn linux [closed]

Im actually new to all Linux stuff, before I used to have several VMs, where I used Debian just to see what it actually is. Now I'm on a long vacation and I thought about picking it up again and ...
2
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0answers
71 views

ssh connection to OSMC fails after giving the correct password

I have a freshly setup Raspberry Pi 3 with OSMC; I can't login via ssh. I can open a shell when using my wireless keyboard, sudo -s works, and AFAICS, WiFi connection is fully functional, including ...
1
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1answer
86 views

How to Troubleshoot this apache2 failure of restart?

Condition: http://192.168.1.107/ and http://192.168.1.107/owncloud (with/without https) not alive after reconfiguring settings with self-signed SSL certifigates for HTTPS as described by the thread ...
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0answers
24 views

VPN SoftEther - I can't access VPN server directly from VPN connected device

I have installed and run VPN server (SoftEther) on my Raspberry Pi 3 (Raspbian) and it works fine except the fact that my PI works not only as VPN server but offers other services (SAMBA, FTP, APACHE, ...
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1answer
50 views

how to change the inittab file in /etc

am using raspberry pi 2B board. am trying to change the inittab file to execute my own program after login. but it is not working. can any one plz help me,to over com this problem. in which file have ...
2
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1answer
26 views

Skip Arch Linux Login Screen on RPi

(Migrated from RPi Stack Exchange:) I want to use my RPi to run a non-terminating executable as a pseudo-OS. Ideally, my Pi would run Arch Linux or an equivalent, but skip Arch's login screen and ...
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0answers
89 views

Failed to get D-Bus connection: unknown error -1

Running OSMC on my Raspberry Pi 2b. I set up a samba share a few days ago, there is nothing else I've done for the last few weeks with the Pi besides running a few daemons. It's running 24/7. Now ...
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1answer
61 views

Can I check if create_ap works?

I am currently using the script create_ap to emit a Wifi Access Point (WAP) using my Raspberry Pi, which is running Raspbian. How can I check if the AP is up and running using a bash script? For your ...
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0answers
39 views

cannot print with Canon LBP 6020 on Arm64 board RaspberryPi3 / Pine64 Debian

I got the following problem. I cannot set my printer to work with either of the boards. As the architecture is arm64 there are no drivers for it for the printer model. I added 32bit architecture by : ...
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0answers
16 views

Raspberry pi. Set up WiFi netctl profile with No keyboard and No wired lan connection

I have a raspberry pi 3 and a hdmi tv set up. I have NO keyboard and NO wired lan access. I want to set up a WIFI profile with netctl. I want to create a static IP for the pi. I have another laptop ...
0
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1answer
23 views

saned accepting scans initiated on scanner/MFP [duplicate]

I'd like to use my Raspberry Pi as a home print and scanner server. I successfully made it to half way, installed hplips and cups, we can print now from OSX, Windows, Ubuntu and Android, there's sane/...
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0answers
9 views

Why doesn't wpa_supplicant work when using crontab job?

I am writing a script that is installed via a crontab job. The point of the script is to locate a specific AP and connect to it on start up. The script will log its progress to a text file called, "...
3
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0answers
45 views

fstab doens't read mode value

Following this guide: I set my /etc/fstab file in this way: proc /proc proc defaults 0 0 /dev/mmcblk0p1 /boot vfat defaults,ro 0 ...
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0answers
30 views

I keep getting 0 Rx packet and byte errors and 0 Tx packet and byte errors

I am trying to retrieve the number of errors in Rx bytes and Rx packets and Tx bytes and Tx packets, but it's consistently 0, regardless of whether I use ifconfig, cat /proc/net/wireless, or netstat. ...
3
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0answers
58 views

SSMTP Delivery Error

This is my first post and I don't know how to introduce, so I'm just going to jump right in. So every hour I have cron run a script which outputs a table, and I wanted this delivered as a ...
2
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0answers
27 views

Mounting USB stick in place of HDD

I'm currently working on a raspian automated box. I've connected an HDD Drive to use as a Samba server and the download and temp folder for the transmission client installed. As the HDD is noisy (and ...
1
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1answer
44 views

How to :Autorun scriptshell after user log-in

I am writing a program in java programming language on Raspberry pi. As you know Raspberry pi is working on Rasbian Unix based OS. I have created my java fx gui application and set it to myscript ...
2
votes
2answers
68 views

Why do I need NFS for PXE booting a linux os?

I have created a Raspi PXE boot server (DHCP/TFTP) in order to boot IPCop on a computer and it works fine. I have not used NFS technology. I have read many posts about PXE booting with NFS but I don't ...
0
votes
1answer
38 views

Setting up Network File Share on raspberry pi, need to restart nfs-kernel-server each time the system is started

I am building a 4 node raspberry pi cluster,so one head node, and 3 compute nodes, following this tutorial: http://makezine.com/projects/build-a-compact-4-node-raspberry-pi-cluster/ And I am trying ...
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32 views

Can detect but not connect to wifi network Kali Raspberry Pi

So I've started going through some penetration testing books and tried to set up Kali on the raspberry pi 3b. I'm having some trouble, though, namely that Kali could detect all the WiFi networks ...
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0answers
42 views

Why does perl complain about locales? [duplicate]

This thread is not a duplicate to locale not found/setting locale failed - what should I do? because the file /etc/locale.gen has uncommented the line en_US.UTF-8 UTF-8 which should sufficient no ...
3
votes
1answer
32 views

Raspbian - Apache server not accessable over the internet

First of all: I'm a n00b regarding networks and Linux and stuff :) Here is my problem: I want to use my raspberry pi as a webserver. I installed and configured apache and enabled port forwarding on ...
3
votes
1answer
108 views

Why failing to delete user in Raspbian?

I do successfully in Raspbian Jessie of Raspberry Pi 3b % http://askubuntu.com/a/227513/25388 masi@raspberrypi:~ $ sudo locale-gen en_US en_US.UTF-8 masi@raspberrypi:~ $ sudo dpkg-reconfigure locales ...
2
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0answers
43 views

Install usbutils packages after create image in Yocto

I created a image Linux using Yocto porting a small version Linux to my Raspberry Pi. I just did this to learn how compile a Linux/Kernel to embedded system. But, I need some packages in my system. ...
2
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0answers
47 views

Read another processes memory using ptrace() in C/CPP [RaspberryPi]

So, initially, process A created a file containing data (37 Bytes) read from a stream(UART). Process B has to acquire that data, which is stored in /dev/shm. Process A has an absolute maximum of 4ms ...
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0answers
28 views

Route requests over interface

I have a raspberry pi setup for a few different things at home. Mainly it is my dns server and it is also a small webserver providing a reverse proxy to my internal camera system. I recently changed ...
2
votes
1answer
49 views

How to run a script (when usb memory is plugged) automatically in Debian Jessie (Raspberry Pi)?

I'm working with Raspberry Pi. Previously, I used udev rule to run a script when a usb flash memory was plugged. The following was the content of /etc/udev/rules.d/10-usbstick.rules file: ACTION=="...
1
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0answers
106 views

How to hide boot messages (silent boot) in debian jessie (raspberry pi)?

I'm working with raspberry pi. Previously (debian wheezy), I used the following codes to hide boot messages and have a silent boot, until a code (playing omxplayer on loop) would run from /etc/rc....
2
votes
0answers
21 views

SNR or signal and noise levels in ad-hoc mode

I am using the WiPi dongle which is based on the rt2800usb driver on my Raspberry Pis (running raspbian) in an ad-hoc network, and I can't seem to be able to get any SNR, signal or noise level ...
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0answers
26 views

Record fullscreen program with avconv/ffmpeg?

I'm trying to record a fullscreen program (snes9x) with avconv, aka ffmpeg. I have avconv set up to use my whole screen, but it doesn't capture snes9x when I run it. #!/bin/bash avconv \ -f ...
0
votes
1answer
36 views

Systemd pause boot while script runs

I have a script that I want to run at boot, and whilst it runs I would like it to pause the boot process. I have tried the systemd service [Unit] Description=setup script Before=default.target [...
1
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3answers
71 views

Discover Static IP of connected ethernet cable

Ok, so my question is a bit out there, and I've read a lot of similar questions but they never actually are doing what I am trying to accomplish. So the best way to describe it is with this scenario: ...
1
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1answer
41 views

3G Modem connection only works after windows

3G modem works only after Windows first successful negotiation, after if I unplug device and plug it again to Linux it works fine, even after reboots and poweroffs. But, if I change SIM card and try ...
1
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0answers
22 views

Raspberry pi blocks completely after multiple reboots

I have a c++ program running on login on the raspberry pi, this program checks data for multiple devices attached on to it (Arduino Mega 2560 + Modbus RS485), gets inputted data from them and sends ...
1
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0answers
29 views

Networking failed to start on Alpine linux

I keep having an error when booting Alpine Linux Networking failed to start. I'm using a RPI3 which is connected by an ethernet cable to the box. Here's the /etc/network/interfaces : auto lo iface lo ...
2
votes
1answer
17 views

Update on reboot with init.d

I created a script to add a bunch of packages and update the system on a fresh install. Here's the relevant part of my init.d script that is giving me trouble: #!/bin/sh ### BEGIN INIT INFO # ...
0
votes
1answer
49 views

Build Linux for a Raspberry Pi without /opt/vc?

Now that the vc4 DRM/GBM driver has been making progress, is it possible to build Linux (not just the kernel but the entire operating system eg. Linux From Scratch) without libraries and programs from ...
0
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0answers
45 views

Why does Linux seem to automount NTFS USB drives under /media/LABEL but FAT32 USB drives under /media/usb[some_weird_number]?

I need them fat ones to be mounted under /media/LABEL as well... Running Raspbian (7.x something if I remember correctly). Does anybody know the solution?
1
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1answer
58 views

launch process foreground on boot

I know how to launch programs in the background with cron on boot or at certain intervals, but in this case, I want to launch a python script in the foreground, automatically when the computer starts, ...