Top "Raspberry-pi" questions

The Raspberry Pi is a small, inexpensive ARM-based PC device.

Scanning QR Code via zbar and Raspicam module

I want to use my raspi cam modul to scan QR codes. For detecting and decoding qr codes I want …

python raspberry-pi qr-code zbar
Docker run does not display any output

I installed docker on a raspberry-pi (Connected via ssh) Installation is successful. But running docker run hello-world produce no output. …

docker ssh raspberry-pi
Control Raspberry Pi via USB connected Android device

I have a Raspberry Pi with running custom server not connected to the internet (offline system). I would like to …

android raspberry-pi raspbian tethering
Python Key press and Key Release Listener

I am controlling a remote toy car using python code .As of now the code is as below def getkey(): …

python raspberry-pi gpio
Controlling a servo with raspberry pi using the hardware PWM with wiringPi

I tried controlling the servo with softPwm using the wiringPi Library but this made the servo stutter. Therefore I want …

c raspberry-pi pwm
C/C++ BLE read/write example with Bluez

I am starting to build up a simple BLE network with a microcontroller and a raspberry pi (tardis BLE dongle). …

c++ c bluetooth raspberry-pi bluez
How to emulate the Raspberry Pi 2 on QEMU?

Some time ago I emulated the Raspberry Pi following this article, but this approach has several problems: It is very …

linux raspberry-pi emulation raspberry-pi2 qemu
Openvpn client log file

I have set up a openvpn client (version 2.3.12) on a Raspberry Pi (Raspbian 7 whezzy) and I configured a vpntest.conf …

logging raspberry-pi openvpn
BLE gatttool cannot connect even though device is discoverable with hcitool lescan

I'm running RPi with a USB Bluetooth dongle. When I use hcitool, I can discover the SmartTag device. But when …

raspberry-pi bluetooth-lowenergy sensors hci gatt
Screen sharing between Raspberry PI and Mac OSx

I want to use the Screen Sharing OSx built-in App to manipulate the actual X session open in my Raspberry …

macos raspberry-pi raspbian vnc screensharing