0
votes
0answers
4 views

Bluetooth LE Proximity Profile with BlueZ

BlueZ seems to be not that good documented. I'm trying to run the PXP (Proximity) profile on my Raspberry Pi. I installed D-Bus 1.8 and bluez 5.17. I know that the proximity profile is supported by ...
0
votes
0answers
6 views

Create a Terminal Menu GUI in C

I found this very cool Python menu that will display a GUI menu in the terminal. Is this possible to do in c? I've compile a little hello world in gtk+ 2.0, but it looks like it will only run in X11. ...
0
votes
0answers
6 views

How to install Laravel web framework on a Pi?

I setup my Pi as a LAMP server some time ago, now I'd like to experiment with the Laravel web framework. I can't find any how to guides. Can someone outline or link me to a basic install up to a ...
0
votes
0answers
4 views

camera error mmal: Received unexpected camera control callback event, 0x4f525245

I try to take picture with my raspberry camera, I got this error mmal: Received unexpected camera control callback event, 0x4f525245 any idea???
1
vote
1answer
15 views

Linux Script to login to Raspberry pi and run some scripts inside raspberry pi

This is my scenario, We have some sensors on different sites, these sensors are connected with some equipment having SIM cards in it to allow the internet connection. On the other hand, we have a ...
0
votes
0answers
7 views

How to install python3-matplotlib on RasPi?

I hope there is a simple way to install python3-matplotlib package on my RasPi. My OS is raspbian. I've tried already: sudo pip3 install matplotlib (command gcc failed with exit status 1) also: ...
0
votes
0answers
9 views

Cannot Connect to Apache Server, No Errors Generated

I am trying to run an Apache server on my Raspberry Pi, as per this tutorial. I currently have a VPN (OpenVPN) running on the same server. I've been trying for the life of me to get an Apache Server ...
0
votes
1answer
16 views

Command line broken

This is kind of linux related. I am using a couple of Raspberry's (model B) for a project, and I had this coming up a few times. I'll explain how it happens : I made a fresh install of Raspbian ...
1
vote
1answer
19 views

Logic converter for relay module or extra resistors and transistors?

I would like to use a 8 channel relay of SainSmart for house automation: http://www.sainsmart.com/8-channel-dc-5v-relay-module-for-arduino-pic-arm-dsp-avr-msp430-ttl-logic.html This Relay module ...
1
vote
1answer
28 views

Playing a video using VLC

I have a model B Pi and have installed the newest version of VLC. When I try to play a ten-second video file (.avi format) the VLC window opens with the orange logo then after few seconds it turns all ...
2
votes
0answers
22 views

Image Recognition Raspberry Pi

I'd like to distinguish different types of beers in my fridge using a Raspberry Pi. I saw a very good tutorial on Adafruit that utilized OpenCV for face recognition. Can these same face recognition ...
1
vote
2answers
19 views

How to backup only select partitions of an SD card?

I have an unexpanded partition on my SD card configured as needed. I want to backup the 2.9G data to a less than or equal 2.9G image file. My current SD card is 32G, so when I: dd if=/dev/rdisk2 ...
-1
votes
2answers
23 views

How I put a bytearray in python?

I tried to solve a TypeError:bytearray out of range in diferents forms but I fail fixing this. Someone knows how I put a bytearray with 900000 bytes in python?
3
votes
2answers
40 views

Is there any point to a 2.0A (or greater) power supply, given the 1.1A polyfuse?

My question: it's my understanding, based on the official Raspberry Pi FAQ, the wiki, and numerous forum threads on Stackexchange and elsewhere, that the Raspberry Pi has a 1.1A polyfuse on the ...
1
vote
1answer
22 views

Can't play particular AVI files

My raspberry pi is playing most things from the network fine, but it won't play the following, no errors but just leaves me on the menu. I've done some research and it's h264 and only Main@L3.0.. so ...
1
vote
0answers
4 views

Rasbian uzbl not accepting keyboard input

On a Raspberry Pi, I stripped down a standard Raspbian installation by removing the following packages apt-get autoremove --purge wolfram-engine desktop-base \ lightdm lxappearance ...
2
votes
0answers
26 views

Forward USB to HDMI / boblight

I recently used my raspi as a mediacenter with xbian and boblight and some ws2801 leds to have nice ambilight (which worked). Now I thought, it would be even cooler, if I could implement ambilight ...
1
vote
1answer
18 views

connect to unsecured wireless network

I want to connect t wireless network (no password nedded) I tried this sudo iwconfig wlan0 essid network-essid and tried this in /etc/network/interfaces auto wlan0 allow-hotplug wlan0 iface ...
0
votes
0answers
36 views

Interfacing Raspbian OS and webcam

I need to connect a webcam to Raspberry Pi for capturing images. I am using Raspberry Pi model B, and Raspbian Wheezy OS. Please help me out with the code. After capturing images I have to apply ...
1
vote
0answers
21 views

Docker on Raspbian?

How would I go about running Docker (https://www.docker.io) on Raspbian? The instructions I've found are either a very manual process based on Raspbian but with a very old kernel that seemed to ...
0
votes
0answers
15 views

Raspberry Pi with MIDI keyboard

I consider to acquire Raspberry Pi for MIDI keyboard. The question is do you aware about any problem with latency.I usually use amsynth and zynaddsubfx. I don't know whether it's possible to use ...
0
votes
1answer
29 views

Raspberry Pi used as a cheap serial to wlan converter

I want to use my raspberry pi as a serial to tcp converter. The raspberry pi should be a tcp-server that accept one tcp-client (because more connections would end in a complete mess in the serial ...
0
votes
2answers
43 views

WIFI USB adapter not detected

I'm using a WIFI USB adapter : TP-Link TL-WN725N Nano Adaptateur USB wireless N 150 Mbps. I plug it to my raspberry and configured it in /etc/network/interfaces . I added this : allow-hotplug wlan0 ...
0
votes
0answers
8 views

Options for slow camera via OpenCV

I'm desperately trying to use the Pi camera to do some work with it; I'm using OpenCV but trying to process the feed from the camera itself. Currently I'm running OpenCV on the Pi itself but this is ...
0
votes
1answer
25 views

Is SD card working on another Raspberry PI?

I did a lot of works on my old PI, which was bought by Uni. I returned it except the SD card (which I bought) last week and then found out some of results hadn't been recorded. So I bought a new PI on ...
0
votes
0answers
32 views

RaspiCam use GPU to stream h.264 video over TCP

Is there a way to stream the 1080 30p video from the RaspiCam over TCP to use it as surveillance camera in common software? In my case I'm searching for the possibility to stream to my Xeoma server ...
2
votes
0answers
39 views

Replace or “Enhance” the 1.1A (700mA) polyfuse F3 with a 2A polyfuse?

I'd like to drive a high powered WiFi adapter, and I'd like to maintain the voltage safety mechanism and continue to power it all from the micro-USB so that I don't have to make unsightly ...
1
vote
1answer
36 views

Does Raspbian come with tk?

I'm considering writing a graphical front-end for low-end wearables (why should the wealthy have all the fun) featuring our prized Raspberry Pi. I know that TK is the standard for python, however I ...
1
vote
2answers
42 views

Set IP of Raspberry PI device automatically

I need to set the ip address of the device automatically to a few default values so that it could be accessed over a connected network easily. The device is meant to be used in any LAN it is connected ...
1
vote
0answers
13 views

SainSmart Support for TFT 7 inch display

I'm trying to hook SainSmart's 7 inch display to my raspberry pi. It hooks up and sort of works, but it shows red lines in the command mode and has a super red background when in GUI mode. Maybe I ...
4
votes
3answers
109 views

Can I power my pi with an 800 ma/h battery?

I bought a rayovac portable charger. It outputs current at 800 ma/h, as stated on the product packaging. My goal here was to make my pi (model B) itself portable, as the battery outputs that current ...
1
vote
0answers
34 views

Would a raspberry pi be strong enough to work as a reverse proxy for multiple web servers

First time poster, so this may be an easy question. I currently have two web servers serving a total of four web applications, mostly for my own personal testing and development. I'm running under ...
0
votes
0answers
20 views

OpenCL w/ Broadcom GPU?

I know this question has been asked and answered before here: Can I use the GPU for calculations? but there have been a number of developments recently, including a hint that there will be more ...
0
votes
1answer
18 views

using Java Embedded Suite

I extracted the Oracle Java Embedded Suite to my raspberry pi. For glassfish I only see one jar, glassfish-jes.jar. How do I get this up and running?
0
votes
2answers
31 views

can I play Day Z on My Raspberry Pi?

I know I can play Minecraft on my raspberry pi, but Is Day Z possible or would I need a gaming computer?, though I have a tight wallet ...
2
votes
0answers
37 views

Does Atlassian JIRA run well on the Raspberry Pi?

Using the RaspPi to run an issue tracker such as Atlassian JIRA seems a natural use case. However, apart from this Spanish-language blog post nobody seems to have tried it yet, and that one does not ...
2
votes
1answer
35 views

NAS storage mount is not showing

I got my first 2 pies yesterday, and they are indeed funny to play with. But I have a problem, when I try to mount my NAS server to pi1, nothing happens. - Funny is that I do the same thing on pi2, ...
1
vote
1answer
29 views

For media streaming, is WiFi on Raspberry Pi compulsory?

I will connect ethernet cable from my modem+router to Raspberry Pi. And I will connect external HDDs etc to RPi via a powered USB hub. Now if I want to stream media from the connected HDD, does the ...
0
votes
1answer
32 views

How to use python to run php

I have a php script that runs well. <?php include_once "lib/m2x.php"; $api_key = "API KEY"; $feed_id = "FEED ID"; $stream = "something"; $m2x = new M2X($api_key); $data = array( 'value' ...
1
vote
1answer
31 views

GPIO button to control backlight on PiTFT

I've got an Adafruit PiTFT with the buttons on, so I have the potential to use the 4 GPIOs wired up to the buttons to control stuff. Now I followed the helpful tutorial, and have gotten the ...
0
votes
0answers
21 views

BerryBoot missing latest distros

I've been using BerryBoot on my pi for a couple of years with no problems. But recently I've noticed that when I try to Add a new OS it seems to only have outdated versions of Raspmc and OpenElec (and ...
0
votes
1answer
38 views

Force detection of GPIO device connection/disconnection

How do I force the system to detect a GPIO device has been connected or disconnected? For instance, I'm playing with the DS18B20 temperature sensor, and I noticed that immediately after connecting ...
2
votes
1answer
43 views

login information for website from linux command line

My internet connection is provided by the university. It is protected to a username/password combination. This means when I start up my computer, I have to start a web browser and open an arbitrary ...
2
votes
0answers
33 views

Problems with npm (Jessie): Illegal instruction

I'm trying to use npm on my Raspberry Pi under Debian testing (Jessie). When I perform a command like: npm install -dnpm express I get the error message: Illegal instruction This seems to be ...
0
votes
1answer
27 views

Virtualbox install help

I have been trying to install Oracle Virtual box in raspbian, but when I follow Oracle's tutorial, I get the error: W: Failed to fetch http://download.virtualbox.org/virtualbox/debian/dists ...
0
votes
1answer
16 views

Python to open the terminal and play a movie through VLC?

Is it possible to send a command from one Raspberry Pi, to another, and open up a video file with VLC, using Python? This is my idea that involves this: Raspberry Pi 1, has a web server on, where ...
2
votes
1answer
36 views

dd corrupts my SD card

I have encountered the following issue with the installation of RASPBIAN on my RPi Model B. I have downloaded the raspbian image but when I flash it on my SD card via sudo dd bs=1M if=image.img ...
0
votes
0answers
16 views

No video output on HDMI or AV

It is a bit confusing because my PI works perfectly weeks ago. But on day, it was not in my network anymore and it seems that my PI is not working anymore. I connected everything correctly, but there ...
1
vote
2answers
35 views

folder permissions changeing and i don't know why

I have a Python script that moves files from a folder on my pi to a mounted network drive folder, linked to a Box account. The script seems to intermittently stop moving the files, and on further ...
1
vote
0answers
30 views

Captured image using RaspiCam got crop

I am working on a project using the Raspberry Pi model B and the Raspberry Pi CSI camera module (RaspiCam). The problem is, captured image area when im using raspicam_test which in the raspicam ...

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