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Getting to Know JavaScript Variables

To solve a problem with an algorithm, it is in most cases necessary to store certain information temporarily. This is done via variables. These are nothing more than mutable (variable) caches where...

Rheinwerk Computing
Rheinwerk Computing

Rheinwerk Computing is an imprint of Rheinwerk Publishing and publishes books by leading experts in the fields of programming, administration, security, analytics, and more.

Blogs by Rheinwerk Computing

Cybersecurity

How Do Classical Cryptography and Modern Cryptography Differ?

Cryptography, just like the automobile industry, has undergone huge advancements over the years.

HTML & CSS

How to Use Semantic HTML

You may be wondering how you can create a basic web page with HTML elements so that it makes sense semantically.

Administration

What Is MySQL?

MySQL is a complex database management system. In this blog post, we’ll introduce you to MySQL through some simple programs.

Programming Languages

Functions and Parameters in PowerShell

Functions provide the option to bundle multiple PowerShell commands, which facilitates organizing extensive scripts. In its simplest form, a function...

Web Development

How to Test for Accessibility in Web Projects

Three types of tests are always necessary for a complete testing of the accessibility of a website or even of individual web pages.

Administration

What Is Oh My Zsh?

There are countless extensions available for zsh. These can be divided into two groups: plugins that provide additional functionality and themes that...

Python

Built-In Functions in Python Programming

Even without integrating an additional module in Python, you have access to a whole range of built-in functions.

What Is?

What Is the Jakarta Persistence API in Spring?

In a Jakarta Persistence application, all types are sourced from the jakarta.persistence package.

What Is?

What Is DALL-E?

With the ChatGPT-based tool DALL-E, you have the option for generating images according to your wishes.

What Is Ethereum?

Ethereum has managed to construct a blockchain that can do much more than just transfer cryptocurrencies between participants.