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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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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25 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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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
38 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
34 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
22 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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18 views

I need to Implement “Speaker” Recognition using Rpi, I'm aware of the other question but the answers there are for speech not speaker [closed]

Please i wan't to implement speaker recognition using RPi, as i wan't the system to tell me who is speaking regardless to what the speaker is saying or not really. Any help would be appreciated, it'...
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13 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
41 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
42 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
47 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
37 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
146 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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2answers
29 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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49 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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13 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
76 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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76 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
31 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
36 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
144 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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71 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 ...
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1answer
32 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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102 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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24 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) ...
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1answer
122 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
30 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
19 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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20 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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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 ...
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1answer
111 views

What kernel modules and other setup are needed for using the RPi3 built in Wi-Fi?

Question I'm trying to get the Wi-Fi working (again) on my model 3. I am not using Raspbian. Which kernel config settings and loaded modules are needed for the Wi-Fi device to show up in ifconfig -a?...
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1answer
20 views

Finding workgroups on a network

I have a few Pis (Raspbian), a few Windows one other Linux PC on my LAN at home. They operate under two different workgroups set by the Windows computers. I'm playing around with the settings of Samba ...
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1answer
37 views

Failed to set up alexa on rpi3. I get just one final error at the end despite build successful

Because I get no text in the error I can't say what caused it. I don't have an usb mic yet (shipping from China takes 2 months). I followed this guide https://github.com/amzn/alexa-avs-raspberry-pi/...
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2answers
69 views

Trouble receiving UART data?

I am working on a project. And thetask is to collect the data from a washing machine using a raspberry pi. I have followed many tutorials, and for reference I have mentioned the steps below, Set up: ...
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2answers
133 views

How do I unzip a file? [closed]

I am new to the Raspberry Pi and I have a Pi 3. I cannot figure out how to unzip a file. I tried using Archiver, but I get an error message.
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1answer
23 views

My rpi connects multiple times to the router

Why does my rpi connect so many times at once to the internet. For the record I have one rpi2 and one rpi3 and they share the same sdcard, I just switch it between them. I tried both the ethernet as ...
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1answer
48 views

linux system file writes to flash card, efficiency and flash endurance

I've got a more common question. I come from bare metal microcontroller development - there we usually avoid flash write access for several reasons. one is to avoid damage of the flash memory because ...
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1answer
92 views

How do I access the serial ports on the RPi in LXterminal?

I am trying to get access to the /dev/ttyS0 file in an attempt to connect an OPC to the RPi via TX and RX connection. However, when I am in the /dev directory, when I type in /dev/ttyS0 I get the ...
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5answers
686 views

What can Raspberry Pi do that my Linux desktop can't

I have been told by some friends that Raspberry Pi computer is the "next best thing". I am trying to understand what it is and what it can do before I jump on the bandwagon. After doing some ...
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43 views

Bitbake fails at do-compile in gcc-runtime-5.2.0-r0

I am trying to compile a minimal linux distro (rpi-hwup-image) for Raspberry Pi using The Yocto (poky-jethro). I have tried the process on Xubuntu-15.10 and Ubuntu-Server 14.04 LTS. Trials on both ...
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3answers
90 views

Space of filesystem on SD card used for a Raspberry Pi

Today when I tried to start my Raspberry Pi I found one warning saying not enough room in the file system. Then I used df to see the storage, it showed: Filesystem 1K-blocks used available use% ...
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2answers
97 views

Using /etc/rc.local to execute an .exe

I am looking for a simple way to start a simple .exe program on every bootup using rc.local (unless there's an easier way). Currently, the executable program I want to run is located in: /home/pi/...
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17 views

Kernel module still in use afther executing `$ echo 3 > /dev/tlc5947` (reference counting error)

Hellow I'm tring to learn writing kernel modules and device drivers. As a begginig I decided to start by making a driver for my tlc5947 led matrix. From simple kernel module with parameters I moved to ...
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1answer
72 views

How to set pull up/down resistors in a kernel module

Hellow I'm enthusiast newbie in linux kernel modules development. I started writing basic kernel modules that control Pi's gpio. But i came in to sticky situation i need to set pull up/down of pins ...
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22 views

how to replace the raspberry logo with other image? i know this is same question but it did not work for me [duplicate]

How to change the logo with other image ? is there any way to solve this kind of problems ? and how to recompile the kernel ? i tried that solution but not working.
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581 views

Raspberry pi camera module libavformat

I have a camera module connected to my raspberry pi and have followed these instructions to make it work for a stream: Installation guide I type this command to test it: ./motion -n -c motion-...
3
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1answer
111 views

How to save files from RPi 2 to USB stick ( vfat )?

My application need to save some files from /home/pi/dir to /media/usb which is my USB stick 32 GB vfat formatted. When I try: mv /home/pi/dir/* /media/usb/dir/ it gives me this error : cp: cannot ...
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3answers
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No space on 8gb usb stick shows 100% du shows 3.5mb

root@rasp:/home/pi# df df: `/squashfs': No such file or directory Filesystem 1K-blocks Used Available Use% Mounted on rootfs 7498344 7481956 0 100% / dev 116816 ...