Linux is a high-profile computer operating system. The Raspberry Pi can run one of a number of Linux distributions, the most pupular being Raspbian (Debian-based) and Arch Linux.

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Is there any way to further increase the speed of clk in spi?

At first, i tried to communicate with MCP3008 with raspberry using wiring Pi library and as it communicates through the spi driver, the data retrival of it is quite slow. Then, i opt for the next ...
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13 views

socat Virtual Serial Port on RPi3 data issue

I'm having issues trying to log and forward data to a program (opencpn). I've got NMEA data coming in from a serial device via a RS232>USB converter. This is fine. I was having issues with opencpn ...
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9 views

Setting up .htaccess file Apache [migrated]

I am honestly so lost with how to get this to work. I have looked for days and everywhere seems to say something different and now I've got files with lines added that I can't even remember. All I ...
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1answer
32 views

Can't change user permissions

I just mounted my Apple Time Capsule to my pi, but for some reason I cannot change, add, or remove any content from the directory. I have tried changing permissions from my username and from root ...
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1answer
24 views

Setting up ad-hoc wireless

I have pi 'A' setup to be an adhoc network and using dhcp3-server. /etc/network/interfaces auto lo iface lo inet loopback iface eth0 inet dhcp auto wlan0 iface wlan0 inet static address 10.10.1.1 ...
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1answer
32 views

How to get one common status for different types of programs

I'm about to build a system that is using different types of programs like Python, php, Javascript and so on. I'm using a Raspberry Pi 3 with Raspbian Jessie. Basically all those types of programs ...
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1answer
18 views

Network names switch on Raspberry Pi

I'm Running multiple Raspberry Pi 3's with Raspbian jessie. There is a wifi interface on board, and I added another wifi USB dongle. On all devices, these defaulted to wlan0 and wlan1 respectively. ...
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8 views

Dmseg not working Raspbian Jesse Linux

When I use dmseg in the command line on my pi, it is telling me the command is not found, can someone explain to me why this is happening? I thought dmseg was responsible for the control of my kernal, ...
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24 views

Pi Camera with Qt

Im trying to make a Qt application for the raspberry pi which uses the Pi Noir camera. I am using the Qcamera module to do this. I wrote the same code on my linux laptop and it was able to find my ...
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0answers
48 views

Raspberry Pi 3 BLE scanning failure

I am trying to implement the next code to scan for BLE devices: #include <stdio.h> #include <stdlib.h> #include <unistd.h> #include <sys/socket.h> #include <bluetooth/...
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20 views

Cups server failed to start

I am facing problem with printing in raspi .Using P1018 HP printer. I had gone through the process of installing printer drivers and related steps many a times before ..and had to install cups , ...
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25 views

How to change build platform on raspberry pi 3 in mono?

recently I've tried to install mono on raspberry pi 3(with EmguCV). Whole process was done without any bigger problems. When I open example project HelloWorld in solution->options->build->...
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39 views

Yocto build on Raspberry Pi3 stuck on Rainbow screen

I am trying to learn about Yocto Project on my Raspberry Pi3 board. I have followed the steps mentioned in this link to build the Yocto image. I am behind a firewall, so I have changed the git.py ...
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1answer
39 views

HOW creating an minimal Ubuntu linux using the Ubuntu core image?

I want to create a small Ubuntu 14.0.4 image for raspberry pi2 and followed the following steps, but I can't boot the device. what am I doing wrong? Partitioned the SD card into two FAT and ext4 ...
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1answer
47 views

Build a customized Linux kernel for the Raspberry Pi

I downloaded a linux kernel "linux-4.1.13.tar.xz" from kernel.org that i want to compile them for Raspberry Pi. Is it possible?
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31 views

Compiled program dont work in raspberry pi

I used buildroot to build an Embedded Linux image, and flashed it into my sdcard. the OS booted fine except for this last line : [ 5.290864] sd 0:0:0:0: [sda] Attached SCSI removable disk ...
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7 views

nodogsplash build: undeclared identifier [migrated]

I want to install nodogsplash and I followed the instructions to download the package. While installing it gave me the following error: $ make cc -O0 -g -Wall -Isrc -c src/gateway.c -o src/gateway.o ...
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1answer
55 views

Make a Lightweight Linux

I need a Lightweight or Simple Linux and run in my RaspberryPi. For the first, download a kernel file and Run make menuconfig: According to the image, I don't understand .config file and config ...
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1answer
31 views

Stream rasberry pi audio to my windows pc

On my Raspberry Pi Zero I'm using an HDMI to VGA adapter. So I have no audio output for my RPIZ. I'm wondering how hard would it be to stream audio from my RPIZ to my windows 7 PC.
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1answer
25 views

creating command prefix for python 3.4

Hello I am pretty new with python and linux terminal commands so please excuse me beforehand if I am missing something obvious over here. I created a python program which uses some python 3.4 features ...
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1answer
30 views

Issue with owncloud and apache

I installed apache and No-IP DUC on my Raspberry Pi. Then, I could reach my simple html web page over the internet or on local network(using static IP of raspberry PI). Then I installed owncloud and ...
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2answers
54 views

Change raspberry pi 2 password and Root password on multiple Pi's at once

I currently have 52 Pi's that were installed in a rush for a project. I monitor them remotely using a combination of RDCman and filezilla. I need to change username and(or at least) password for the ...
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1answer
170 views

How do I remove 'Python Games' from Raspbian?

When you download Raspbian, there are 'Python Games' installed. Is there an easy/clean way of removing this from the system including the Menu? I preferably want to get rid of whatever 'Minecraft Pi' ...
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1answer
82 views

SELinux on Raspberry Pi 3 running CentOS 7

Issue I'm running CentOS 7 on a Raspberry Pi 3 (image here: http://buildlogs.centos.org/centos/7/isos/armhfp/CentOS-Userland-7-armv7hl-Minimal-1602-RaspberryPi3.img.xz). I'm attempting to enable ...
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1answer
23 views

g++ typedef strange behaviour

I am having trouble compiling some very simple C++ code on my Raspberry Pi B+. I wrote the following program in a file called test.cpp #include <stdio.h> #include <stdint.h> /...
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11 views

Forwarding calls from Apache server to cpp server both running on Raspberry

I am using raspberry Pi B+ and i have installed both , Apache server and my own cpp server , running on different ports.The cpp server is based on 'GNU Libmicrohttpd' library and i can choose a ...
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21 views

Docker image to cross compile node modules for RPI?

I am wondering if anyone knows a way(preferably docker container) to use a Linux Machine, to cross compile a nodejs application, with native modules, such as serialport and run it on a RPI? Thanks
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1answer
43 views

Why is RPi called 'Embedded Linux'?

I cannot remember where but I recall seeing something somewhere calling the Pi an 'Embedded Linux'. What does that mean? Because I believe it can run other OSes other than Linux such as the Windows 10 ...
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1answer
58 views

Can I install Edubuntu onto Pi?

How can I install Edubuntu onto Pi without using a server or a windows/mac OS? I have tried a lot of different things and I cant seem to find anything on youtube to help me with installing this OS ...
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1answer
51 views

Creating custom Linux for Raspberry Pi [closed]

I want to know how I can do a custom Linux for Raspberry Pi. I want to create something similar like Retropie (https://retropie.org.uk/). A Linux that boots my own front end GUI. My plan would be: ...
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1answer
75 views

FS80H USB Fingerprint Scanner in Pi 3

I have a USB fingerprint scanner of brand Futronic (model FS80H). I am trying to get it working with Raspberry PI. On their website mention that on linux it doesn't use any kernel mode driver, but ...
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0answers
37 views

Boot Arch Linux Directly Into Executable [closed]

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 shell to boot directly into my ...
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2answers
268 views

Which toolchain for Raspberry Pi 3 and Qt5

Which is the recommended toolchain to cross-compile Qt5.6 for Raspberry Pi 3? I tried official tools: https://github.com/raspberrypi/tools but it seems they don't support the architecture and flag ...
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34 views

Does the “Raspberry Pi Touch Display” work with regular kernel?

Firstly, please excuse if this question seems bit noobish, I just started thinking about getting Raspberry PI, I don't have any experience neither with it nor with ARM platform (well, my phone, but ...
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72 views

RaspberryPi: noobs versus berryboot

(I was asked to move my question here) Could anyone please advise me about the main differences of NOOBS and BerryBoot? My goal is to have several OSes on one SD card, at least: ROKOS altcoins ...
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17 views

Compile JInput on ARM

I have a Raspberry Pi 2, and an arduino pro micro set up as a Joystick. On the Pi i have a java application that runs well on a PC with both Linux and Windows with the arduino joystick connected. But ...
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1answer
93 views

Multiple VLAN interfaces on Raspberry 3 WIFI chip?

Does the linux driver for the Raspberry Pi 3 Wifi chip support multiple virtual interfaces?
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113 views

Streaming USB Webcam to YouTube Live - Raspberry Pi

all new here. Hoping someone can help. I am trying to Stream a USB webcam to YouTube Live Events but having difficulty. I followed: How to stream on YouTube using a Raspberry Pi? I have managed to ...
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2answers
42 views

Issues in cross compiling buildroot for Raspberry Pi 2

Facing the issue below while building a custom OS for the Pi 2 using buildroot, all the configs and everything are going fine . Whenever I try to compile the image, I'm facing this issue. make ARCH=...
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1answer
38 views

Raspberry Pi Zero as Hardware Bypass

My girlfriend has been working on a project for a high level university CS class. The requirements are that input is take from a gaming controller, steering wheel, et al, and sent simultaneously to a ...
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2answers
220 views

Raspberry Pi USB 3 HAT or alternatives

I am looking for a cheap way to utilize USB 3.0 speeds for my external peripherals. The latest Pi 3 model B still has USB 2.0 ports and from what I have read, until USB 3.0 prices fall, it will be a ...
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102 views

Open Source Alternatives to Windows 10 IoT Core [closed]

Recently I purchased a Raspberry Pi 3 and want to build an embedded system using the board. I'm impressed with what Windows 10 IoT Core offered like: Single IDE (Visual Studio) for building of ...
0
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1answer
38 views

clutter deprecated

I am trying to build Linux Mint's cinnamon DE on Ubuntu 14.04 (rpi2b) but I get this error on the make command, can someone help? CC libst_1_0_la-st-bin.lo st/st-bin.c: In function '...
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0answers
130 views

USB Microphone Raspberry Pi

I am using Raspberry Pi 3. What I am trying to do is test my USB microphone. I first type in lsusb to see if the raspberry pi detects my device. It does, and the result is this: BUS 001 Device oo8:...
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25 views

Raspberry Pi 2 Motors Moving on startup and Shutdown H-Bridge Chip

I am making a tank rc car with the Raspberry Pi (model 2) and running the 2 DC motors with an L298N H-Bridge Motor Driver Board. I am using Putty (free SSH client) to SSH into my Pi (running raspbian) ...
0
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1answer
167 views

Wifi Tethering error on Pi 3 OSMC

I have a Raspberry Pi 3 with the latest OSMC installed. It's connected to LAN using the ethernet port. I tried to enable WIFI tethering from the ethernet to Hotspot, But it gives me this error "...
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1answer
33 views

Making a setup for other Raspberry's

I've different versions of Raspberry Pi's and want a set of different software on all of them. I made sd-card images and that works fine as long it's the same version of a Raspberry, but when the ...
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1answer
22 views

compiled btrfs into kernel: even as root: could not get lock /var/lib/apt/lists/lock: Permission denied

I have installed the latest raspbian on /dev/sda1, root filesystem is btrfs. So I had to recompile the kernel and compile the btrfs module into the kernel. For that, I used the latest raspberrypi/...
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25 views

Raspberry Pi gammu problem

I built an SMS gateway using USB3G and gammu. When I send SMS, it is OK, but when I run getsms or getallsms it returns: $gammu getallsms 0 SMS parts in 0 SMS sequences $gammu getsms Location 1 Empty
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20 views

fingerprinter scanner got from old Vaio laptop

I want to use my old laptop with raspberry B+ model pi to develop a security system and for fun! Following are images of my finger print scanner that I just got out from old Sony Vaio laptop. I would ...