How to tile an image so it repeats itself both vertically and horizontally with Python, OpenCV and numpy.
Python: How to convert a Dictionary to a JSON string
How to serialize a Python dictionary to a JSON string.
Python OpenCV: Concatenating images
How to concatenate images horizontally and vertically using Python and OpenCV.
ESP32: Connecting a PS3 controller
How to connect a PS3 controller to an ESP32, using the Arduino core.
ESP32: PS4 controller connection event
How to detect the connection of a PS4 controller to the ESP32 by using a callback function.
ESP32: Connecting a PS4 Controller
How to connect the a PS4 controller to an ESP32, using the Arduino core.
ESP32 SSD1306 OLED: Drawing rectangles
In this tutorial we are going to learn how to draw rectangles on a SSD1306 OLED, using the ESP32 and the Arduino core.
ESP32 SSD1306 OLED: Drawing circles
How to draw circles on a SSD1306 OLED display, using the ESP32 and the Arduino core.
Python pyzbar: Detecting and decoding barcode
Detecting and decoding a barcode in an image with Python and Pyzbar.
Python OpenCV: Detecting and Decoding a QRCode
Detecting and decoding a QR Code using Python and OpenCV.
techtutorialsx 