Raspberry Pi Stack Exchange
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Sound recording using python

I'm trying to record some sound with RPI using python and pyaudio library and facing a few interesting issues - junky console output when attempting to use pyaudio and lots of noise mixing into the recording. Here is what I'm doing in my python…
abolotnov
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When a device says it's "Linux-compatible," does that mean it is compatible with Raspbian?

I'm in the midst of ordering a USB wifi-dongle for my Raspberry Pi. I have Raspbian installed (used NOOBS) on it, and my question is: If the specification of the wifi-dongle says it's Linux compatible, is it also Raspbian (Raspberry pi) compatible?
Sandi
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How to run a Raspiban in QEMU

How do you run a standard Raspbian image in QEMU? I'm following the instructions in this wiki, but the first step is failing. I downloaded the kernal kernel-qemu-4.1.13-jessie and the Raspbian Jessie Lite image, but when I run: qemu-system-arm…
Cerin
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Install Newer Node Version on Pi 3

Setup I have a PI3 with Jessie. According to Wikipedia it uses a ARM Cortex-A53 which is ARMv8-A. When installing node.js using this adafruit tutorial I end up with node v0.12 which is still beta stage. Question: I would like to use at least v4 of…
Andi Giga
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Using USB as a slave

is it possible to have the Rpi act as a USB slave/device. I would like to be able to connect its usb to the USB of a standard computer, have the host machine recognize the RPI as a USB disk and then programmatically deal with the incoming data. Any…
Chris Matheson
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Raspberry Pi Model B 3 Overclocking?

With the release of the Raspberry Pi Model B 3 today, I'm sure we're all very excited to see the speed of this new Pi. The standard clock is 1.2Ghz, but I'd like to push mine further. I know the Pi 3 uses the 64-bit BCM2837 processor, but I couldn't…
Patrick Cook
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What are the differences between the models A and A+?

There are minor hardware differences between Model A (as released 2012) and Model A+ (as released 2014). What are they and what things can be done with an A+ the cannot be done with the A? Does peripheral changes prevent the use of certain…
Ghanima
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Failed to connect to SDP server on FF:FF:FF:00:00:00: No such file or directory

I am trying to configure Bluetooth PAN on raspberry in order to be able to access it over bluetooth from android ssh client. I was following tutorial. All works fine until the command sdptool get Lan that gives me Failed to connect to SDP server on…
J.Olufsen
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Why can't I SSH to Raspbian anymore?

So I used to be able to SSH to Raspbian but now I can't even though we are on the same network. Any idea why is that? Monas-MacBook-Pro:~ mona$ ssh pi@192.168.1.105 ssh: connect to host 192.168.1.105 port 22: Operation timed out P.S.: I should be…
Mona Jalal
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Access the default running X desktop session over VNC

I'd like to access the default running (vs virtual) X desktop session (the one that is visible over HDMI) over VNC - basically to use my laptop as kbd+mouse while enjoying the big TV screen connected to my Pi. I don't want to invest in extra…
Passiday
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startx command not working

I got a raspberry pi 2 B that came with a pre-loaded 8GB micro sd card. When I set it up, turn it on, and get to the part where I need to type in the "startx" command and press enter it does not work. This is what happens: How can I fix this?
user38753
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Raspberry Pi Cluster Computer

I have recently bought a Porta Pi Arcade, which is basically an RPi powered arcade machine running emulation station and retro pi. I am currently running mame, Sega genesis etc. Using the Pi 2 i have managed to play some N64 games, but not all run…
Geordan
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alsa-base conf file missing

I have a USB sound card for my pi b+ which I want to setup as my default sound device and all the tutorials for setting up involve editing the alsa-base.conf file in /etc/modeprobe.d, but I don't seem to have that file! Anyone able to help? I can…
chadianscot
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NTFS USB HDD Read-Only - How to enable write permissions

I have a 500GB SATA drive connected via a USB to my Pi 2. I can read data off it fine, but I can't write to it. It is formatted as NTFS. On my desktop, it is write-able, but not on Raspbian.
willem.hill
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How to send audio to BOTH headphone jack and HDMI simultaneously?

I am needing to send audio through both HDMI and the 3.5 mm headphone jack simultaneously. I have not been able to find anything on this. Is this even possible?
Joker327
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