Questions tagged [raspberry-pi-desktop]

For question about Debian with Raspberry Pi Desktop - a operating system for PC and Mac with the Raspbian Look&Feel. Runs from a live disc, in a virtual machine, or installed on a computer.

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32 views

How can I make Raspberry Pi's Bluetooth discoverable to iPhone or iOS? [duplicate]

I've got a Raspberry Pi 4B, when I use an Android phone to connect to the Pi with Bluetooth, it works normally, both pairing and connection. But when I use an iPhone to do the same thing, the phone ...
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19 views

I have a mlx90614 sensor and I am interfacing it with raspberry pi 3 B+ it gives output -273

#It works fine when I run it for the first time but once I run my LCD code then I run my MLX90614 code it gives an output -273 after restart it will work fine(using 2 different codes for mlx90614 and ...
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2answers
84 views

How to create a shortcut to a directory?

I'm trying to create a desktop shortcut that starts File Manager at a specified directory, in this case a mounted USB drive. Here's what I have so far: Backup.desktop [Desktop Entry] Version=1.1 Type=...
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34 views

Show RAM usage in numbers at the top panel?

For things like CPU temperature or CPU usage, I could find plug-ins that show them in numbers. However, I could not find such a thing for RAM usage. The only thing I could find was Resource Monitor, ...
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1answer
41 views

An experimental distributed system with Raspberry PI

I am trying to learn distributed systems development, and thus planning to perform experiments using Raspberry PI. I have no prior knowledge of Raspberry PI in this context. I want to know would it ...
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46 views

Reading Mitutoyo digital micrometer with rasberry pi

Im trying to read the value from my Mitutoyo digital micrometer 543-390B Datasheet. The micrometer is using a smartbox to communicate with PC, the box is using P87C51SBPN microchip P87C51SBPN ...
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0answers
22 views

Pi4/Kodi media player

I have installed **Kodi LibreELEC on a Pi4 however, I am finding it will not play .mkv or .avi only mp4 Are there any solutions out there? I don't want to convert all my movies to MP4. Thanks for any ...
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1answer
49 views

I want to build “raspberry pi ” c++ code in desktop ubuntu

I have created simple c++ application program in raspberry Pi. I could build this code in raspberry pi, but I'm getting error while compiling it in my labtop "ubuntu". My aim is to create executable ...
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127 views

DNSMasq reporting “TOo few Arguments”

I'm trying to set up a Raspbian X86 server as a DNSMasq host. I've got it configured but I get a error on startup, "Too few arguments." it seems to start up "fairly" normally, but I'm assuming this ...
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1answer
30 views

Scaling down Raspbian for Adafruit PiTFT 1.14"

I want to use the Adafruit PiTFT (click here) 1.14" with the Raspbian Desktop. How can I scale the Raspbian Desktop down so that it will be normally sized on the 240x135 px screen? An example with ...
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21 views

regarding working of raspberry Pi

I inserted raspberry Pi ip adress in putty and then I open x11 then I selected on x11 forwading then all of a sudden some message popped up regarding any "key" change and I didn't see and did yes and ...
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35 views

GUI with tkinter, 2 buttons touched together

Have written a GUI (touchscreen) for my Pi in Python 3 with tkinter. It works in fullscreen. I do not want to have an extra button for shutting down the Pi but when I push 2 buttons together. How can ...
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24 views

How do I run AppGameKit for Pi, as it seems to be an executable file?

I am new to StackOverflow so please let me know if I am doing this wrong. I recently got a Raspberry Pi, and have played with it for a little bit. I wanted to use AppGameKit for the Pi on it, but I ...
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1answer
36 views

What the difference between 'mac tx' and 'radio tx' commands in LoRaWAN?

I am trying to send a message to my TTN application using ABP encryption mechanism through RN2483 LoRaWAN microchip and Raspberry Pi 3. In this case, I am using ArduPi extension board and enable UART ...
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19 views

Official Pi Keyboard repeating characters for 1,2,q,w,a,s,z,x [closed]

I just bought the official desktop kit of Raspberry Pi 4 with 4 GB ram. press 1 - 12 getting printed press 2 - 12 getting printed press q - qw getting printed press w - qw getting printed press a - ...
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1answer
128 views

Building a Virtual machine with the .img file of the raspberry pi stretch

I would like to emulate the exact copy of my real RPi on another virtual machine. I noticed that the only working OS to build a virtual machine is the version RPdesktop. I need the specific OS version ...
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97 views

_curses.error: setupterm: could not find terminal

# import curses import curses # Get the curses window, turn off echoing of keyboard to screen, turn on # instant (no waiting) key response, and use special values for cursor keys screen = curses....
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3answers
100 views

How to stream RaspiCam video on webpage on Django server running on other PC?

Hey I wanted to stream rpi cam live footage to a webpage hosted on django server running onther Pc.Any suggestions on how to do it.Thanks.
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118 views

How to continuously check Pin status in infinite while loop

I am working with Raspberry Pi 4 and using python for some project. The sample code is as below: while True: if( GPIO.input(a)==GPIO.LOW): if __name == '__main__': try: ...
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2answers
2k views

Is it possible to record the screen and Audio on a Raspberry Pi 4 model B

I wanna record my screen and audio, Is It Possible? how to do that? I use Raspberry Pi 4 Model B. I still new, I hope you can help. thanks.
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193 views

PIVPN with Wireguards - Hide IP

i have a question: i installed PIVPN with Wireguard protocol. From my mobile phone, my endpoint is the my ip public and with a specific port, I reach out my VPN. Perfect! My data are encrypted between ...
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0answers
70 views

Samsung Flip + Raspberry Pi 3

I have started to work with a brand new Samsung Flip digital paperboard (WM55H). This device works well with my laptop (WIN10) but i would like to have another PC connected to the screen in any ...
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70 views

QEMU emulator window is not showing up

I am trying to run custom kernel on QEMU emulator version 2.11.0. Compilation done successfully but QEMU emulation window is not showing up. Should I use different QEMU emulator version? I am on ...
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381 views

Can't get OpenCV up'n'running in Raspberry Pi, what should I do? (details in the description)

I followed the whole tutorial (https://www.deciphertechnic.com/install-opencv-python-on-raspberry-pi/) line by line, but at the end when I imported the OpenCV library in Python CLI, it gave this error:...
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2answers
1k views

Why won't my TV see the Raspberry Pi 4 as a source

I recently got a Raspberry Pi 4B and i used a 128GB MicroSD card and copied over the files from Noobs 3.2.1. I connected the MicroHDMI > HDMI to my TV and connected the power adapter and turned it on. ...
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1answer
66 views

Need troubleshoot fix my Raspberri Pi camera

So my MotionEye setup works fine, but after like 24 hours everyday, when I go connect the IP address it won't connect for some reason... And I can see that the Raspberry Pi3 and the Camera is working, ...
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0answers
26 views

Permanent Arduino usb address on RPi!

So my project is using to Arduinos slaves to RPI that is master. They communicate through USB. Each time I remove one of the Arduinos I need to modify the .Py script to add the new USB alocated. Is ...
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1answer
48 views

Is my PI 3 B+ fine after this odd short-circuit behaviour?

I know that anything more than 5v touches any GPIO then it's dead but I was changing the wiring and accidentally plugged a 12v 2A (for motor supply) connector to a female connector which leads to GPIO ...
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573 views

Is the Debian with Raspberry Pi Desktop available as a 64bit download

I downloaded the Debian with Raspberry Pi Desktop to install on my laptop so I had the same environment on my laptop and Raspberry Pis. However, I find that the installed Java version is a 32 bit ...
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0answers
245 views

picamera incorrect buffer length

I am currently using a pi camera module to stream video using flask and at some point, it randomly crashes. I found a similar question over here and they say that clearing the stream helped them sort ...
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1answer
195 views

Video playback on Raspberry Pi 3

I have a raspberry pi 3 connected to one of my TV's HDMI inputs. I've installed VLC, but videos won't play. The image will hang and the audio will continue to play in the background. Regardless of ...
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44 views

More Fingerprint IDs in r307 Finger Print sensor

I am using PyFingerprint python library. It's finerprintID storage capacity is 1000. How can store more than 1000 fingerprint IDs ? my fingerprint sensor is r307
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1answer
831 views

What is the easiest way to set static ip in raspberry Pi?

I want to do port fowarding of my raspberry Pi, so first I need to set static ip. I searched in Google but didn't find any easy answer.
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180 views

How to set the USB port name in raspberry pi 3?

I'm using 2 ports such as /dev/ttyUSB0 and /dev/ttyACM0, but when I remove one of this ports and put it again, the port's identification changes. How can I force a name to my fisical port in order to ...
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1answer
513 views

How to install gcc 7 and g++ 7 on NOOBS_v3_2_1 version..?

The preinstalled gcc version on Noobs 3_2_1 is 8.3.0. I would like to downgrade or install 7.4.0 version on it. When i try to run sudo apt-get install gcc-7.4 I get Below error. E: Unable to ...
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121 views

Green light always on after a while for Raspberry pi 3 Model B V 1.2 2015

I boot the raspberry pi correctly, the red light is on (solid light) and the green light blinks. After a while, (it can be few hours or a couple of days) the green light stays solid and it does not ...
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100 views

How to change back in default raspbian desktop preference?

This is what I did, I changed something in the repository listing and my desktop suddenly changed after a reboot. It looks good now but it is using more processor and increasing the heat of my board. ...
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1answer
71 views

Boot time problem

i want to reduce boot time on my Raspberry Pi 3B+. I'm using this tutorial http://himeshp.blogspot.com/2018/08/fast-boot-with-raspberry-pi.html and i done 1,2 and 3 step. After this i reboot Pi and ...
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3answers
221 views

Help need with python script for PiCamera

I am working with the Raspberry Pi camera and need some help regarding the python script. I need to capture a set of 5 images continuously every 5 minutes interval until I want it to stop. This set of ...
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1answer
660 views

Run python script on Raspbian desktop through ssh access

I have a RaspberryPi with a PiTFT 3.5 display connected. The display is configured to mirror the HDMI output and the Pi is running Raspbian desktop. Now what I am trying to do is to run a python ...
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4answers
84 views

What can I use to program a Raspberry Pi 3 board like an Arduino board?

I have a Raspberry Pi 3 board. I want to use it like an Arduino Uno board. My problem is very simple in that, I used 'Arduino' software to link with my Arduino Uno/Nano boards to blink LEDs. I have ...
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0answers
64 views

Running a visual studio 2019 c++ code with cryptopp library on raspberrypi for performance analysis

I've written a code in visual studio 2019 in c++ language and it involves various cryptographic mechanisms. It also includes Elliptic curve library named cryptopp. I want to simulate and test the ...
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37 views

Command to verify that desktop is loaded completely [closed]

What is the terminal command that verifies RaspbianOS is loaded completely? Any other command that does not return the value unless the environment is loaded is fine also?
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52 views

How does the RPi Boot work?

I am a complete beginner in Raspberry pi and have very little knowledge of the Operating system. So to put on the OS on my new Raspberry Pi I come across the "RPi Boot". When I follow the steps as: ...
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1answer
96 views

PIGPIO not detecting I2C device but i2cdetect -y 1 detects it and I can even run my codes well in SMBUS

I have a Raspberry Pi 3 Model B+. My I2C device which is this (exact breakout board) isn't getting detected through PIGPIO Library. The sensor works very well with the example codes which uses SMBUS ...
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45 views

MFRC522 and Bluetooth not work together

I have a program in which I use pyqt5, MFRC522 and bluetooth. I have 3 threads, one for the interface, one for the MFRC522 and one for the bluetooth. If I run the MFRC522 and the bluetooth separately ...
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0answers
355 views

Can I connect CJMCU-4541 MICS-4514 Carbon Monoxide Nitrogen Oxygen Sensor with Raspberry Pi zero

This sensor CJMCU MICS-4514 Carbon Monoxide Nitrogen Oxygen Sensor is arduino compatible can it be used with raspberry pi
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1answer
356 views

symbol lookup error: undefined symbol: _ZN7QWidget8qwsEventEP8QWSEvent

I have cross-compiled executable file from QT 4.8.7. I am running it on a Raspberry PI (Ubuntu), with QT 4.8.7 and QT declarative module installed. When i run the executable file on my raspberry pi, i ...
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0answers
67 views

How do I cron schedule a playlist shortcut on my desktop

How do I trigger a shortcut "My_Favourites.xspf" that lives on my desktop. I would like to start playing this playlist of music in the morning to wake me up. Just to explain better: When I double ...
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0answers
36 views

Could I use Processing.py to display text and shapes on a Waveshare ePaper display?

I am new to Raspberry Pi and programming in general. I have very basic knowledge on Processing.py and I would like to know is it possible I could use this library to display shapes and text on a ...