In this tutorial we will learn how to serialize JSON in C#, using the Json.net library.
Continue reading “C# Serializing JSON”C# deserializing JSON
In this tutorial we will learn how to deserialize JSON in C# using the Json.net library.
Continue reading “C# deserializing JSON”ESP32: connecting to SD Card
In this tutorial we are going to learn how to interact with a SD card from the ESP32, using the Arduino core.
Continue reading “ESP32: connecting to SD Card”ESP32 camera: face detection
In this tutorial we will learn how to detect faces using the ESP32 and a camera.
Continue reading “ESP32 camera: face detection”ESP32 Camera: Image server
In this tutorial we are going to learn how to setup a HTTP server on the ESP32 that will have an endpoint that will return an image taken from a camera connected to the ESP32.
Continue reading “ESP32 Camera: Image server”JavaScript: JSONPath
We will check how to apply JSONPath expressions to query JSON objects and obtain the values of the properties.
Continue reading “JavaScript: JSONPath”JavaScript: getting keys of object
In this tutorial we will learn how to obtain the keys of a JavaScript object, using a method from the Object class.
Continue reading “JavaScript: getting keys of object”Python OpenCV: Saving Video from Webcam
In this tutorial we will learn how to read frames from a webcam and save them in a video file, using Python and OpenCV.
Continue reading “Python OpenCV: Saving Video from Webcam”ESP32: Query mDNS service
In this tutorial we will check how use a ESP32 to query a service advertised with mDNS. The tests from this tutorial were done using two DFRobot ESP32 development boards.
Continue reading “ESP32: Query mDNS service”Python OpenCV: Converting camera video to black and white
In this tutorial we will learn how to obtain video from a webcam and convert it to black and white, using OpenCV and Python.
Continue reading “Python OpenCV: Converting camera video to black and white”