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A site about programming, IoT and technology. Find tutorials for many different projects.

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Posted on April 25, 2019January 25, 2025

ESP32 Arduino cpplinq: the average operator

Using the cpplinq average operator on the ESP32, with the Arduino core.

Posted on April 21, 2019April 21, 2019

Python OpenCV: Flipping an image

How to flip an image, using Python and OpenCV

Posted on April 20, 2019January 25, 2025

Python: How to get the OpenCV version

How to get the OpenCV version in Python.

Posted on April 20, 2019January 25, 2025

ESP32 cpplinq: Concatenating arrays

Concatenating arrays with cpplinq, running on the ESP32.

Posted on April 20, 2019January 25, 2025

ESP32 HTTPS server: Handling route not found

How to handle route not found requests on a HTTPS server hosted on the ESP32.

Posted on April 20, 2019January 25, 2025

ESP32 HTTPS server: Specifying HTTP response status code

How to specify the HTTP status code to be returned to clients from the routes of a HTTPS server hosted on the ESP32.

Posted on April 17, 2019January 25, 2025

ESP32 Arduino cpplinq: the count operator

How to use the cpplinq count operator on the ESP32, using the Arduino core.

Posted on April 13, 2019January 25, 2025

ESP32 Arduino: Chaining cpplinq operators

How to chain multiple cpplinq expressions to apply conditions to arrays, using the ESP32 and the Arduino core.

Posted on April 13, 2019January 25, 2025

ESP32 Arduino cpplinq: Getting minimum and maximum values from array

How to obtain the minimum and maximum values of an array using cpplinq.

Posted on April 13, 2019January 25, 2025

Python OpenCV: Converting an image to black and white

How to convert an image to black and white, using Python and OpenCV.

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