Computer Science

This article will provide information on the useRef hook in React JS and its uses and show a demo that will will take user input and save it in a reference or ref. You will also learn how to create persisted mutable values with the useRef hook.

This article is a simple and comprehensive tutorial that teaches how to create a counter in React JavaScript.

Learn three ways to type common math symbols on a Windows keyboard. One way is using the character map application program on your computer. Other ways are using shortcuts with alt-codes and features on Microsoft Word. All are described in this article.

Analysis of using cryptocurrency blockchain technology to ensure the accuracy of election results. Is it feasible?

A how-to guide for adding to your PATH environment variable in the Windows 10 operating system. Python is used as an example throughout this tutorial, but it can easily be adapted to work for any application you're looking to add to your PATH variable.

A CSS reset allows you set the properties for certain HTML tags to zero to override the web browser's default style. How can you implement the best CSS reset? I'll teach you here.

If you are a technical writer or author who is a novice in coding or programming but would like to learn how to apply basic CSS to HTML pages on MadCap Flare, here is a very basic intro and tutorial to get you started. Learn how to make simple design changes to your project stylesheets.

Using Python and the Trello API to automate boards, lists, and cards creation.

This guide will show you three methods for finding the occurrences of a particular character in a string of Ruby code. Code examples are provided for each method. The three methods covered in this article are count, scan, and index.

Not every GameObject is going to stick around forever. Discover how to both produce and demolish those extraneous sprites here.

Need to make your hero disappear? This is how you get it done, C# style.

This article will show how Blazor components can be used as list items

Exploring the use of components in Blazor for lists and editing items in them.

Follow an example of using Queues to provide structure and control to a program. Learn how to send, receive and process messages in a Queue and how Queues can help when it comes to expanding existing programs

Using Python and the Trello API to automate boards, lists, and cards creation.

Believe it or not, there’s a ton of myths that surround learning programming. We’ve chosen the most popular five and try to debunk them.

This article teaches you how to extract and clean structured data from blocks of unstructured data in story format using regular expressions and Python. The data used in this article are scraped from different websites using Beautiful Soup.

This article teaches you how to load and search for data using Elasticsearch and Python. The data used in this article are scraped from different websites using Beautiful Soup.

This article teaches you how to scrape two true crime websites of different formats using Python and Beautiful Soup.

This article demonstrates how to use Variants with structures to create dynamic blocks that can handle different data sets.

In this tutorial, I cover JavaScript arithmetic operators.

This is the first part of my JavaScript tutorial. Here I cover JavaScript variable declaration and initialization.

Would you like to become invisible? I experimented to see if I could see through objects on my webcam by making colors transparent. Learn how invisibility works and how to easily become invisible using an invisibility effect.

Learn how to find the length of a list in Python. Use the built-in function len() to find the length or size of a list, which is Python's version of an array.

Maven is one of two build tools you'll probably use when creating Java projects. It's one of the essential tools in your developer toolkit.

Arrays can be tricky to get your head around when you first start out coding in C#. Fortunately, they're not that complicated at all...

There are three methods used to style a document. This article will elaborate on the inline style.

There are three methods for adding Cascading Style Sheets to your HTML document. Here, we will focus on the Internal CSS.

Beginner level hands-on tutorial on how to build a simple Rest API, using Node.js, PM2, and Docker.

Starting off in the world of Automation and PLC programming can be daunting, especially when reference material refers to terminology that isn't immediately obvious. This article aims to be an aid to those who want to understand and use the correct terminology for PLC programming

This guide is for beginners. I’ll walk you through the installation process so that you can get started with your first web app framework.

What are Arrays and how can you use them to maximise your programs efficiency? This article explains the benefits of using arrays and how different languages handle arrays

Ladder logic is one of the most used languages in PLC programming. There are a million different ways of achieving end solutions, but there are some functions and patterns that every beginner should know about.

Search engines are good for finding information on almost anything but you often end up with too much information. Making your own is good for finding the answers you want. Learn how to make a personal search engine or just copy and paste the code into a webpage.

In this programming article for beginners, we will look at the concept of JavaScript scope and the difference between two popular variable declaration keywords, var and let, with code examples along the way.

AndroidX is an Android JetPack component which is designed to help remove boilerplate code from your applications and decrease time invested in making applications. In this article, we will have hands-on experience with the Navigation API.

In this article we will create a TwittterBot with Raspberry Pi and Android Things. The bot will take pictures at regular intervals and tweet them with the help of Twitter API.

In this Article, we will create a Database using SQL Server Management studio. First, we will create the T-SQL and run that script to create the Database. We will also look at Allocation Blocks.

In this article, we will create an example to explore Multi-Select Checked Listbox in C-Sharp Windows form Application. Each List Box item is a Checkbox.

In this short article, we will create an “Auto Complete Text box” in C# Windows form. When a user types first few letters, the Text box provides options to complete.

In this example, we will create a c-sharp windows form which will Fade-out and get closed while user clicks the Close button.

MFC Example that performs File Content Copy operation using Win32 API functions CreateFile, ReadFile and WriteFile

In this article, we will create our own event using delegate. Then, we will write a handler for the event in a different class assuming we are the client of the custom event published class.

In this article, we will create a Multicast delegate in C# console application and explore how it works.

In this article, we will create a Simple C-Sharp Delegate and start using it from our Main Class.

In this article, we will see how we can create in built Stack and Queue in C-Sharp. Then we will start using the basic operations of stack as well as queue.

In this article we will create C# indexer and examine how it works.