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...

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Blogs by Rheinwerk Computing
When you create applications using Node.js, the source code of that application is contained in one or more files.
JavaScript, the backbone of web development, offers a plethora of libraries catering to diverse needs.
Functional programming, like other programming paradigms, follows different principles or has special characteristics. These are essentially as...
It’s a common problem, especially on the web, to validate entered form data and to filter out the important information from the input.
What happens when design and perception come together?
Let’s take a look at the capabilities and features of the module concept in Python; we’ll describe five scientific computing modules in a...
In purely formal terms, scripting languages differ from other, “higher-level” programming languages in that the code is interpreted.
In this blog post, we’ll use the Java compiler and interpreter from the command line. The examples are based on Windows.
As an introduction to programming with Python, let's create a small sample program—the Guessing Numbers game.
To keep Alpine Linux as lean as possible, its developers have chosen different components from those that are commonly used in “big” Linux libraries.