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

In this tutorial we are going to learn how to use the defaultdict class.

How to use Pydantic together with Flask to perform validation of query parameters and request bodies.

How to get started with pydantic, a data validation library for Python based on type annotations.

In this post we are going to learn how to receive messages sent from the WebSerial UI, on the ESP32.

In this tutorial we will learn how to use WebSerial and perform the resolution of the ESP32 domain name using mDNS.

In part of of this series of tutorials, we will add the client connected and client disconnected events to our ESP32 chat application

In this part of our chat application series of tutorials on the ESP32, we will add the timestamping of the messages.

In this tutorial we are going to make the User Interface of our application look better by adding some CSS to style our HTML elements.

In part 2 of this series of tutorials we will learn how to split the UI files and how to serve them from the ESP32.

First part of the ESP32 Chat application, where we will setup the basic ESP32 and client functionality.