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Raspberry-Pi

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by Miroslav Fidler
Installation and the first look at U++ platform
by Marc Clifton
Implementing an SSL capable server in .NET Core WITHOUT ASP.NET, using nginx, and testing Postgres with EF, all running on an rPi
by Marc Clifton
Talk to your rPi over a Slack channel, getting status, controlling devices, and running shell (bash) commands and viewing the console output posted back to your Slack channel
by Andrew Kirillov
The article describes cam2web project - an open source application aimed for streaming cameras as MJPEG streams.

Latest Articles

by ToughDev
This post shows a way to change the default crontab editor in bash shell for Raspberry Pi.
by ToughDev
How to use Raspberry Pi Zero Wireless as cheap CCTV camera replacement
by Daniele Alberto Galliano
A guest OS for IoT devices, that can adapt easily to many different tasks
by Miroslav Fidler
Installation and the first look at U++ platform

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Raspberry-Pi 

26 May 2022 by Miroslav Fidler
Installation and the first look at U++ platform
11 Jan 2019 by Marc Clifton
Implementing an SSL capable server in .NET Core WITHOUT ASP.NET, using nginx, and testing Postgres with EF, all running on an rPi
27 Jan 2019 by Marc Clifton
Talk to your rPi over a Slack channel, getting status, controlling devices, and running shell (bash) commands and viewing the console output posted back to your Slack channel
29 Aug 2017 by Andrew Kirillov
The article describes cam2web project - an open source application aimed for streaming cameras as MJPEG streams.
29 Mar 2018 by Andrew Kirillov
The article describes the PiRex robot controllable from either a web browser or a dedicate client application by using REST API.
17 Jun 2016 by Mike Hankey
Configuring the Raspberry Pi as an MQTT message broker using Mosquitto.
16 Jan 2019 by Phil Hopley
Second part in a series on a ROS (Robot Operating System) House Bot
17 Sep 2017 by leon de boer
Introducing SmartStart something like a BIOS for the Pi
22 Dec 2020 by honey the codewitch
A JSON pull parser and a pooling in-memory tree library for modern IoT or even your PC
30 Jan 2020 by fd9750
Overview of required tools to cross compile/build/remote debug C/C++ projects on a Windows host ( 10 ) for a Raspberry PI 3B
5 Mar 2014 by DaveAuld
A quick book review of what could be one of the "Best Haynes Manual Ever"
13 Dec 2015 by Martin Gmuca
Quick guide and preview of process of installing Windows 10 IoT Core to Raspberry Pi 2
28 Apr 2019 by Phil Hopley
In this article, we will add AI to an existing ROS (Robot Operating System) House Bot.
6 Jun 2020 by Mark H Bishop
Build a motion-triggered cam with room illumination, off-site storage of captured movies, and secure remote administration... all with simple bash scripts. Great for off-site monitoring and wildlife cams.
18 Jan 2017 by leon de boer
Third in the series of frustrations and adventures with the Raspberry Pi
17 Jan 2019 by Phil Hopley
Third part in a series on a ROS (Robot Operating System) House Bot
3 May 2019 by Phil Hopley
Eighth part in a series on a ROS (Robot Operating System) House Bot
7 Jun 2016 by GProssliner
cobj is a preprocessor based generator for interface based polymorphism
26 May 2018 by Victor Dashevsky
Processing the positioning information of visual objects detected by Pixy camera and received on Raspberry Pi via I2C, and using common design patterns in a C# program parsing robotics sensor data
23 Nov 2014 by Guruprasad.K.Basavaraju
IoT Services: Buddy platform introduction
31 Dec 2016 by Andrew Lai
This is Part 2 of my Raspberry Pi traffic light and weather station project - The mobile app
17 Jan 2019 by Phil Hopley
Fourth part in a series on a ROS (Robot Operating System) House Bot
23 Apr 2019 by Phil Hopley
Seventh part in a series on a ROS (Robot Operating System) House Bot
5 Oct 2020 by Sergey L. Gladkiy
This is the first in an article series where we’ll show you how to detect people in real time (or near-real time) on Raspberry Pi.
27 Jan 2021 by Sergio Virahonda
In this article in the series, we label a face mask dataset.
7 Aug 2017 by FiegeU
A worktime tracking solution that reads RFID tags on a Raspberry based terminal that is integrated to Dynamics AX 2009
1 Jan 2018 by Farooq Kaiser
Build your own digital photo frame with a $35 Raspberry Pi and an old screen
15 Apr 2019 by Phil Hopley
Sixth part in a series on a ROS (Robot Operating System) House Bot
19 Apr 2019 by Martin Gmuca
Where did Windows10 IoT move since 2016? What is new in the latest updates (4.2019)?
23 Dec 2020 by Sergey L. Gladkiy
In this article, we’ll show you how to develop a simple motion detector and combine it with the trained DNN model to detect moose on video.
13 Jan 2021 by Allister Beharry
This article series will show you how to build a reasonably accurate traffic speed detector using nothing but Deep Learning, and run it on an edge device like a Raspberry Pi.
8 May 2022 by Jan Dolinay
DIY docking station for Raspberry Pi 400 with battery, real-time clock and a widget to show battery status
29 Nov 2016 by Sujay Sarma
How to minimize Raspbian OS to under 1GB
24 Sep 2017 by Hussain Patel
In this article, we will see how to use Breadboard- it's a great way to connect circuits and your Pi together.
12 Jan 2019 by Marc Clifton
The journey of using .NET Core to send text to a 2 line LCD connected to an rPi
14 Dec 2020 by honey the codewitch
Some C++ magic to help cut down on heap abuse for simple scenarios
30 Jul 2021 by Sergey L. Gladkiy
In this article, we’ll wrap the face identification model in a simple Web API, create a client application on the Raspberry Pi, and run the client-server system.
21 Jul 2021 by Sergey L. Gladkiy
In this article we’ll run our face detector on a Raspberry Pi device.
28 Apr 2019 by Martin Gmuca
In this article, we will look at the process of app development, deploy and debug on Raspberry Pi 3 using VS2019.
27 Jan 2021 by Allister Beharry
In this article, we explore the different ways of measuring vehicle speed and the different Deep Learning models for object detection that can be used in our TrafficCV program.
25 Apr 2016 by Lee P Richardson
How to fade an LED with PWM in Windows IoT
29 May 2016 by meconer
Developing a display reader for raspberry pi
30 Nov 2016 by Sujay Sarma
Raspberry Pi 2 - Running out of space
11 Dec 2016 by Dennis E White
VNC experiences on Raspberry Pi
3 Aug 2018 by g96b10
Create a console application that listens to the data your Raspberry Pi 3 uploads to Azure IoT Hub
12 Sep 2018 by Chris Boss
A short introduction to using the Powerbasic 6.0 console compiler with the Ontime RTOS-32 embedded operating system
6 Oct 2020 by Sergey L. Gladkiy
In this article, we’ll discuss the pros and cons of the existing DNN approaches and select a pre-trained model for further experimentation.
9 Oct 2020 by Sergey L. Gladkiy
In this article, we’ll test the accuracy and the performance of the MibileNet and SqueezeNet models on the Raspberry Pi device.
3 Mar 2021 by Sergey L. Gladkiy
In this article, we compared two DNN types we can use to detect pests: detectors and classifiers.
16 Dec 2020 by Sergey L. Gladkiy
In the next article, we’ll use a pre-trained DNN to detect pests on video.
17 Dec 2020 by Sergey L. Gladkiy
In this we’ll talk about some ideas for detecting "exotic" pests, such as moose and armadillos.
21 Dec 2020 by Sergey L. Gladkiy
In this article, we’ll see how the same result can be achieved by data augmentation.
22 Dec 2020 by Sergey L. Gladkiy
In this article, we’ll discuss training our DNN classifier with the augmented dataset.
24 Dec 2020 by Sergey L. Gladkiy
In this article, we’ll test our detection algorithm on a Raspberry Pi 3 device and create the "scare pests away" part of our pest eliminator by playing a loud sound.
15 Jan 2021 by Allister Beharry
In this article, we’ll go through installation of the operating system on the Pi, securing it, and configuring it for remote access over WiFi.
20 Jan 2021 by Allister Beharry
In this article, we focus on developing a computer vision framework that can run the various Machine Learning and neural network models – like SSD MobileNet – on live and recorded vehicle traffic videos.
29 Jan 2021 by Sergio Virahonda
In this article we test a face mask detector on a regular computer.
22 Jan 2021 by Allister Beharry
In this we discuss improvements we can make to the software in terms of performance or accuracy. We also compare our homebrew open-source system to commercial vehicle speed detection systems.
3 Jan 2016 by Richard MacCutchan
See Code Project Quick Answers FAQ[^].
23 Mar 2016 by Jochen Arndt
Your program requires that a port number is passed on the command line. So pass that when starting it:myserver 5001Alternatively you can hard code the port number by changing the code as suggested by CPallini. But then you have to comment / remove the line getting the port number too://...
31 Mar 2016 by Jochen Arndt
Your server sends initially the image size as integer and it is received by the client and stored in the variable size.What is printed by your client when it receives the size?According to the linecout
30 Nov 2016 by Sujay Sarma
Raspberry Pi 2: Configuring it as a complete WordPress Web Server – Part 3 – Install and Configure Apache and PHP
16 Aug 2017 by Jochen Arndt
I'm sorry, but no one here is writing code on request. We can help if you got stuck with some existing code. To help you a little bit: You need the programmatic interfaces to the sensors and the motor (read sensor data and write commands to the motor) and must implement a regulation...
27 May 2018 by Lee P Richardson
How to push updates to Raspberry Pi UWP apps in prod
8 Oct 2020 by Sergey L. Gladkiy
In this article, we’ll see how you can install Python-OpenCV on the device and run the code.
13 Oct 2020 by Sergey L. Gladkiy
In this article we’ll develop Python code for person detection in a video stream.
14 Oct 2020 by Sergey L. Gladkiy
In this article, we’ll modify the code for real-time processing on an edge device.
19 Jan 2021 by Allister Beharry
In this article, we have a look at the details of the TrafficCV implementation and the various object detection models to use for detecting vehicles and calculating their speed.
22 Feb 2021 by grilialex
This article is a continuation of the previous article on Creating a Smart Hydrophone Processing System – Hardware. It is assumed that you have already setup the Raspberry Pi to have remote desktop and SSH agents active.
22 Feb 2021 by grilialex
In scientific projects, it is often needed to sample sounds from remote locations, for classification or other purposes. As data link rates may be low or unreliable, transmitting raw samples to inland processing centers may not be an option. An alternative is to do off-line processing in batches.
27 Apr 2021 by Jarek Szczegielniak
In this article, we’ll adapt our image for Raspberry Pi with an ARM processor.
4 Apr 2023 by ToughDev
How to use Raspberry Pi Zero Wireless as cheap CCTV camera replacement
22 Mar 2014 by Raul Iloc
You should use the programming language that you know better, and if you just want to start learning one I am suggesting to choose C# or Python and not C++ or C.
27 Jan 2015 by TorstenH.
Did you install a driver for the sqlite? You are facing a connection problem, not a programming problem.SQLite Driver[^]Video Tutorial[^]Have fun!
1 Feb 2015 by Sergey Alexandrovich Kryukov
It's acos(-1). :-)—SA
1 Feb 2015 by User 59241
To use the constant M_PI in c++ we must include the lines:#define _USE_MATH_DEFINES // for C++#include at the top of the file. See here:https://msdn.microsoft.com/en-us/library/4hwaceh6.aspx[^]So now we can use in this way:#define _USE_MATH_DEFINES#include...
8 May 2015 by Hitesh Rohilla
I am trying to install Windows 10 IoT Core in Raspberry Pi. One of my college tell me that to do this your physical machine should also be installed with Windows 10 Insider Preview however i didn't find anywhere like this written in documentation. It was written at one place to not to install...
12 Aug 2015 by Intel
In the first post in our series about Internet of Things (IoT) developer journey, we introduced the four stages of IoT development. This post explores the first stage.
23 Mar 2016 by violence666
currently i am using raspberry pi 2 with jessie OS.i want the raspberry(server) to communicate with my windows computer(client) via tcp ip.i have added a port on my pc side.I have a doubt regarding how to open up a port on the raspberrythe pc and raspberry are NOT connected directly....
13 Apr 2016 by Member 11246861
Within LAN, laptop gets signals from microcomputer and microcontroller using TCP/IP and SPI
12 May 2016 by Albert Holguin
raspivid -t 0 -o - | nc 172.16.26.32 5001 (my windows pc address and the port number)Seems like you're running this as a client...nRet = connect( hServer, (sockaddr*)&saServer, sizeof( sockaddr ) );if( nRet == SOCKET_ERROR ){ cout
3 Jun 2016 by hasan hadi
I resolve this problemthis information to install mosquittolib with php in raspberrywget http://repo.mosquitto.org/debian/mosquitto-repo.gpg.keysudo apt-key add mosquitto-repo.gpg.keycd /etc/apt/sources.list.d/sudo wget...
30 Nov 2016 by Sujay Sarma
How to configure Raspberry Pi 2 as a complete WordPress web server - syncing and scripts
30 Nov 2016 by Sujay Sarma
How to configure Raspberry Pi 2 as a Complete WordPress Web Server – Install MySQL
30 Nov 2016 by Sujay Sarma
Raspberry Pi 2: How to configure it as a complete WordPress Web Server
16 Jan 2017 by Jochen Arndt
This can't be answered with the provided information.Split it into different tasks and try to implememt one after another:From where do you get the position data? If it is some kind of GPS device, check the documentation. Most GPS devices have a RS-232 serial or USB port. Which...
23 Jan 2017 by CPallini
You have to read an analog value and it looks the raspberry cannot do that directly. Have a look at: Overview | Analog Inputs for Raspberry Pi Using the MCP3008 | Adafruit Learning System[^].
24 Jan 2017 by Jochen Arndt
As already mentioned, the TPM36 sensor provides an analogue output which is not supported by the Raspberry Pi.So you would need an ADC (Analogue to Digital Converter) with an interface that is supported by the Pi. For such low speed data the commonly used interfaces which are provided by the...
2 May 2017 by Andy Lanng
I had a huge explanation that I just scrapped. To put it short: You're taking on too much too quickly. This is a great subject for Electronics ( a field where you create circuitry with custom inputs and outputs) but very complex for applying to a set board. The *pi is a great tool for joining...
25 Jun 2017 by Kornfeld Eliyahu Peter
It seems you have some Google problem... If found it after 15 seconds and there are more... Raspberry Pi Barcode Scanner with Webcam and Python[^]
30 Aug 2018 by Dave Kreskowiak
It doesn't work because sudo is interactive. It'll ask for a password which your website will not be able to "type in". I don't know how you're launching the command, so I suspect you're launching a command like "sudo command"? You can try changing the command to "echo password | sudo...
7 Jan 2019 by k5054
That's pretty straight forward shell script: the [ -f ... ] expression is a test, in this case -f tests for file existence (see man test) if the test succeeds, then we get root privileges via sudo and move the new executable into position This line sn=$(grep -Po...
11 Mar 2020 by CPallini
Have a look at this page Asynchronous GUI Update in GTK[^], see gdk_threads_add_timeout example. Note you may use sprintf[^] (just like you've used printf) to set the buffer that, in turn, will be used to update the label.
11 Mar 2020 by markkuk
You can change the contents of a label with the gtk_label_set_text()[^] function and set up a callback function that gets called each second with g_timeout_add_seconds()[^]. Your callback function should read the temperature using the tempRead()...
12 Mar 2020 by markkuk
You need to create a label with gtk_label_new() before you can change its contents with gtk_label_set_text() Here's a minimal sample program that puts the current time in a label: #include #include static const size_t...
16 Mar 2020 by CPallini
Quote: void read(){ int raw_temperature_msb, raw_temperature_lsb, raw_temperature_xlsb; int raw_pressure_msb, raw_pressure_lsb, raw_pressure_xlsb; int raw_temperature; That's the culprit. Your function name conflicts with this one: read(2) -...
11 May 2020 by Richard MacCutchan
This question is far too broad for Quick Answers, which is for specific programming questions. And it is far from clear what you expect this package to do. And finally, as someone new to development it is most unlikely that you have yet acquired...
20 Jul 2020 by OriginalGriff
Sorry, but no - we can't help you here. Without "active" monitoring devices such as cameras, you are dependant on "passive" devices, such as using cell tower info to determine user location. And there are major problems with that: 1) It's...
28 Jul 2020 by Garth J Lancaster
not sure about VS 2010, but this may help Getting started with IoT Core and C# on the Raspberry Pi | Blogs | Plextek[^] (See step 7) There is a slightly different option if VS 2010 doesn't support that 'Remote' approach, that is outlined here...
7 Jan 2021 by Julian @ Superalgos
A quick tutorial to set up a Pi as a backend service for trading cryptocurrencies with open-source software