To collect data on the Internet, you can create a Web crawler or Web scraping program with Python. A web crawler is a tool that extracts data from one or more web pages. Configuring the Python environment We assume that Python3 and pip are installed on your machine....
We're going to create a React Native application that will act as a Websockets client and communicate with a remote server. WebSockets is a popular, simple and robust web communication protocol enabling real-time communication between client and server. Hardware...
In this tutorial, we'll look at how to create and run Python scripts under ROS2. This will enable you to create your own nodes and start developing under ROS. Create a workspace A good practice when developing under ROS2 is to create workspaces in which to install the...
In this tutorial, we'll look at how to install ROS2 on a Linux machine, in particular a Raspberry Pi 4 running Ubuntu. ROS2 is an interesting framework to tackle when working on embedded systems such as robots. Hardware Computer with Internet access 32GB SD card...
Bluetooth Low Energy (BLE) has a known limit of 20Bytes on the length of strings sent. There are ways of overriding this limit. Hardware In this tutorial, we'll send data from an Android application, developed under React Native, to an ESP32. The methods described may...
In this tutorial, we'll look at how to give your Android device a voice using a Text to Speech (TTS) library. Whether you're developing applications for the visually impaired, or just want to liven up your Android system, giving your project a voice can be an...
In this tutorial, we'll look at how to retrieve a video stream from Motion with a React Native application. Project configuration We've set up a video stream with Motion on a Linux machine with address 192.168.1.92:8554 on the Wifi network. The Motion program serves...
In this tutorial, we'll look at how to set up a video stream with Motion from a Raspberry Pi. This tutorial is compatible with any Linux system. Hardware Raspberry Pi (or other Linux machine) USB camera or CSI camera Motion description The Motion program was developed...
Radxa's Rock Pi 4 board can run Debian, Ubuntu or Android OS. In this tutorial, we'll show you how to configure and use your microcomputer with Android. Hardware Rock Pi 4 SE 32 GB SD card HDMI display Keyboard+mouse USB A to USB A cable Download and install OS...