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

Raspberry PI, X.org and Chrome - remote launch over SSH

I want to use my RaspberryPI as a console to render some charts on the external monitor. I want to be able to login to my RPi over SSH, start a remote X session with the browser (chrome) only to open ...
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12 views

Problem in writing to a File after Power on/off?

I am writing the content of my script to a .log file using > operator. I am doing it on a Raspberry Pi. After a Power on/off if I try to execute the script it doesn't write to the file. I then ...
8
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1answer
243 views

Cloned system + network interfaces

I'm currently in a little bit of a pickle. I've made an image of my system and I have given it to someone to run. They have successfully flushed their system with the image and are running it. The ...
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1answer
17 views

Raspberry Pi port fowarding redirecting to wrong local IP

I'm attempting to host a website from home using a Raspberry Pi with this tutorial. After following all of the instructions and finally testing the result by entering the NoIP address in my browser, I ...
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0answers
12 views

Delay in writing hexdump data to a file

I have a script which does hexdump along with pipeline commands and finally I am redirecting it to a file. Now I am logging data from the serial port of my Raspberry Pi. The data is received with a ...
3
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1answer
27 views

how to get espeak to continuously speak stdout piped from netcat

I have a Raspberry pi 3 that I want to use as a sort of PA system, using espeak to announce stuff piped from netcat, which is getting input from a remote server. On the pi, I initiate the listener ...
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19 views

xming / startx - cannot use the GUI

I'm unsure if this is the right place to ask my question but I shoot anyway. If it is not the case, i'll close it I started a GUI with startx. I'm happy with the results. However, as you can see I ...
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0answers
21 views

When creating an init.d demon, what is the .service file?

I am trying to create a service that will eventually run at start, however I am getting stuck just trying to get the service to run using: sudo service fortech_bluetooth_server start Whenever I run ...
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11 views

VPN / Proxy to block sites on certain times [closed]

Problem: Is there a way to block certain sites (i.e. www.youtube.com, www.feedly.com, etc.) during the night using a proxy? I would need to connect to it with my iPhone.
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1answer
19 views

Remove script under profile.d which “freezes” the system on boot

Is there a way during the boot to go to console instead of loading all "things"? Need to go to profile.d-directory and remove script which "freezes" system during the boot. I don't know the word for ...
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9 views

Problem with bt-autoconnect 1.0.2 on Debian (raspberry pi 2 Jessie )

Sorry to ask it here, but I tried to run bt-autoconnect v 1.0.2 on Debian but it seems the my Bluetooth dongle is not detected. It's a CSR v4.0 dongle. Since it is not detected, it doesn't connect to ...
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24 views

CLI connection from Raspberry Pi3 to bluetooth in solar PV inverter

I am new to bluetooth & trying to learn more so I can connect to my inverter. We have been able to use various command-line tools to: - scan & find my bluetooth mac address. - browse the mac ...
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5 views

Remaster ArchlinuxARM install

I have a Raspberry PI 2 and I'm missing a usb keyboard, I wander if it possible to remaster the install archive. I want to install sshd on it and after that I want to access my Raspberry PI from the ...
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0answers
26 views

How to compile custom kernel for Raspberry Pi

I'm trying to run the Ubuntu 14 Raspberry Pi ARM image in QEMU, and for that I need the kernel that matches the version used in the image. If I mount the image and run file vmlinuz I see: vmlinuz: ...
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1answer
10 views

Is there a simple menu-based app that shows the LOCAL IP#?

Is there a simple menu-based app that shows the LOCAL IP#? This so I can provide the IP# to anyone wanting to contact my new RPI3 on a LOCAL network (Apache web server initially).
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13 views

Create two boot options for the same distro but with post run options

I have a Raspberry Pi with Raspbian. I installed Kodi (with autorun) but I'd like to install RetroPie into Raspbian also. I'd like to have several grub options: one with Kodi in autorun, another ...
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0answers
30 views

Mounting CIFS drive between two Linuxes and .smbcredentials: using one user works, another gets “Permission denied”

System A is a Raspberry Pi, named "qfuel-dev". System B is some Debian box locked in a closet named "QQ-GIT". I have created a share on the Raspberry Pi by editing /etc/samba/smb.conf and added the ...
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1answer
52 views

Able to SSH from Windows, but not through Kali

I was trying to connect my Raspberry Pi 3 Model B over Ethernet to my netbook(running Kali from a bootable USB). After a lot of struggle that the RPi automatically assigned an IP to itself when ...
0
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1answer
30 views

how to input a file as a variable in a shell script

I need to input the path of a file in shell script as a variable and use the file in the same script.Suppose the path is /home/pi/dest/file and i want to use the file as a variable.Can anyone tell me ...
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0answers
88 views

wifi chipset not detected on rPi 3 with gentoo

i've install gentoo on a raspberry Pi 3. The version of the kernel sources is 4.1.20-v7+. All works fine except for the wifi. When i load the module brcmfmac, it is loaded without complaint but the ...
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1answer
40 views

Home automation program “cannot assign requested address”, but only when run via VNC on a Raspberry Pi

I am trying to connect to a program through VNC, which scans the LAN for a "Cube" (MAX eQ-3) which connects to my radiator valves. The program gives the error "[99] Cannot assign requested address, ...
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59 views

TCP SYN,ACK Retransmissions

The following network trace was recorded on a Raspberry PI running Debian Linux. It seems the Raspberry is not seeing the data packet #36995 for some reason; it is just stupidly repeating his SYN,ACK ...
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27 views

How does JavaFX takes control of the Raspberry Pi?

I'm interested in doing the same as JavaFX does but using another language. I want to crate a simple interface on a system without X server installed. (I know that doing anything meaningful with it ...
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0answers
9 views

Raspbian Kernel Oops at fs/dcache.c

We have a Raspberry Pi 2 running Raspbian 8 Jessie. We are running a simple Python 3 based Flask server to read from GPIO pins and toggle a relay (Externally powered). This system is polled every ...
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2answers
94 views

(Raspian) DHCP startup race conditions - lots of service failures at startup (no DNS for ~5-10 seconds)

(Edit: This applies to much more than postfix; it's just where I noticed/debugged it) I've installed postfix, but when it starts up and creates its chroot, it gets an empty copy of /etc/resolv.conf ...
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2answers
16 views

Is there a way I can find which driver file a piece of hardware is using?

Is there a way I can find which driver file a piece of hardware is using? (I want to find the driver for the Raspberry Pi3 WiFi on Raspbian)
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18 views

allow just running of two specific programs (scripts) for user's account

I don't have much experience with user privileges in Raspbian (Debian for Raspberry Pi). Sorry for "stupid" question but I would like to ask you for help with this. (I think it has something to do ...
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34 views

No response on ttyAMA0 on ArchLinux

I am running ArchLinux on a Raspberry Pi 3. I am trying to connect over a serial cable with screen on a Mac El Captain using screen /dev/tty.usbserial 115200. I get the Grub boot messages and the ...
0
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1answer
94 views

OSMC won't boot anymore after update

At home I have a Raspberry Pi 2 with OSMC installed on it. For those who don't know what it is, it's basically Kodi as an OS. It's a Debian based Linux OS with the Kodi software on top. So perhaps ...
0
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1answer
38 views

How does Raspbian draw images on the terminal?

When you turn a Raspberry Pi on, it displays three (or four) pictures of raspberries in the top-left corner of the screen. Now, as far as I know, you cannot draw images or any other non-text content ...
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26 views

Different IP addresses, same interface

I have a Raspberry Pi and I have configured the wifi interface with static IP - 192.168.0.110. It worked fine, on every restart it got this IP. But this beautiful morning I restarted the Pi and ...
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79 views

Loading new wlan driver

TL;DR. Two issues: can't get wlan0 working, can't get wpa_supplicant working. I compiled & installed kernel 4.4 (rev. eb4d55) with revamped rtl8xxxu support enabled. In order to compile ...
3
votes
1answer
46 views

How to set time in nanoseconds?

I have a Raspberry Pi with a GPS module connected to it. Since all GPS satellites have very precise atomic clocks on them, I would like to synchronize the Pi's clock to the satellites' clocks. I know ...
0
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1answer
49 views

Recurring ext4 “bad header invalid magic” errors on a healty drive

I'm getting frequent and recurring ext4 "bad header invalid magic" errors on an apparently healthy, brand new (few months old) external USB drive (WD MyBook 1230) connected to a Raspberry Pi running ...
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0answers
30 views

Raspberry Pi 2 running raspbian unmounts external hard drive every so often

I hope this is an ok place to ask this out of all the stack overflow communities there are. Anyway I have a raspberry pi 2 in my house that I keep around to backup some files and host media files ...
0
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1answer
20 views

Where is the kernel source for a cross-complied kernel rpi

I have cross-compiled and installed the Linux kernel with the real-time patch, version 3.18.16-rt13-v7+, on a raspberrypi but then I can't find the current kernel source in /usr/src. Then I tried the ...
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vote
1answer
44 views

How to directly connect two machines over ethernet without static IPs?

Question: How can I set up two machines, so that when I directly connect them together with an ethernet cable, one machine can connect to the other? I'm looking for a solution that does not involve ...
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0answers
20 views

ALSA skipping initially during playback

I have an ALSA configuration that provides the following at the moment: Take default audio and make it mono Pass through alsaequal Expand audio to 4 channels, all mono Split 4 channels between 2 ...
0
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0answers
34 views

Can't write file (but folder ok) in network folder

I am using a Raspberry Pi 2 and I want to access to a shared folder (An hard drive plugged into my VirginBox, my internet access provider box). I can access and write on it has I want from a Windows ...
0
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0answers
42 views

USB HDD ext4 changes to read-only - what is the problem? - works on other system

I hope someone may help me with this. I have attached a Seagate external hard drive (FreeAgent 750GB) to Open Media Vault on raspberry pi. As soon as any write operation is attempted the drive is ...
0
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0answers
25 views

Xcfb headless error: unable to open socket

I'm trying to run some Java code on my Raspberry Pi, which is running headless as a little server. I've followed these instructions for setting up a virtual monitor with Xvfb, but get this error: ...
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2answers
69 views

Crontab shell script git pull and forever start

I'm trying to set up a Raspberry Pi to check a repo on startup and then fire up a node script with forever. I got the second part working, but I tried a dozen git commands with no success. Here is ...
0
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0answers
16 views

How to compile headers for the raspberry pi to install this usb wifi driver

I have a raspberry pi and this Network Adapter Here From eBay I have the latest version of the raspberry pi os, 'Raspbian Jessie' and after I went to startx to connect my pi to the home network, I ...
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1answer
81 views

Raspberry Pi 2 Custom Kernel with initramfs

I'm desperately trying to get a self-compiled kernel running together with an initramfs. It worked on the old raspberry, but somehow I can't get it to run. What I'm trying to do exactly: Load kernel, ...
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0answers
70 views

MPD/MPC save absolute paths in playlist --> song filename?

I have a MPD (Music Player Daemon) Server and an MPC client to control the server. When i issue the command mpc playlist the output shows me the all the songs in the playlist. I think if the music ...
0
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1answer
68 views

What are the best Single Board Computers and their uses? [closed]

I'm just wondering what the best SBCs are for different categories. Eg: Networking, home media, automation etc.
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1answer
25 views

Hosts are not found by server after restart and require manual input of DNS server to work

My Raspbian server "forgets" it's hosts after resrtat. The only solution that I have found is to manually run: sudo sh -c 'echo "nameserver 8.8.8.8" >> /etc/resolv.conf' However, it is ...
0
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1answer
43 views

usb0 problems with raspberry pi

i have recently bought a raspberry pi so i can learn "linux" and other stuff with it, i loaded it with noobs and add raspbian and ubuntu mate (this port from xda forums) and everything works well. ...
0
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1answer
57 views

Bash script not working with crontab

I own a raspberry pi that runs raspbian jessie. I'm using this raspberry with motioneye as a system surveillance. Motioneye records files to a sd card but i want to delete older files in folder ...
0
votes
1answer
9 views

Setting www-data (lighttpd) as sudoer not working

I have installed lighttpd with fast-cgi on the raspberry pi. When running a python script that requires root priveleges, I get the following error: RuntimeError: No access to /dev/mem. Try running ...