Installing and Configuring nginx with Let’s Encrypt on Debian: A Step-by-Step Guide
how to install and configure nginx with Let’s Encrypt on Debian: This will allow nginx to support long domain names, which are required for Let’s Encrypt certificates. Inside this file,…
Performing Linear Regression in Python with scikit-learn
Linear regression is a statistical method used to model the relationship between a dependent variable and one or more independent variables by fitting a linear equation to the observed data.…
Building a Simple Chat API with Sinatra and Ruby: Part 2 Websockets
Here’s how you can build a real-time chat API with Sinatra and Ruby, and connect it to an HTML GUI using JavaScript: First, you’ll need to install the faye-websocket gem,…
Building a Simple Chat API with Sinatra and Ruby: Part 1 REST
Here’s an example of how you can build a simple Sinatra server to serve as a chat API in Ruby: First, you’ll need to install Sinatra and any other dependencies…
How to Set Up an OpenSSH Server on Ubuntu 22.04: A Step-by-Step Guide
To set up an OpenSSH server on Ubuntu 22.04, you will need to perform the following steps: That’s it! You should now have a working OpenSSH server on your Ubuntu…
Automating UI Tests for iOS Apps using Appium and Python
Here is an example of how you can write an Appium test using the Python unittest library: In this version of the test, the setUp method is used to create…
Welcome to Upgrade Codes: Your Go-To Source for Programming Tutorials and Insights
Welcome to Upgrade Codes, a blog dedicated to providing helpful programming tutorials and insights for developers of all skill levels. My name is Tech Thompson and I am the creator…