Encyclopedia

Hash table

The hash table: fast database access to hash values

A hash table is created using the hash function. This is a method for reducing digital information in such a way that extensive data sets can be retrieved quickly in internet-based databases. This method also makes it possible to implement sophisticated security features using encryption when transferring data.

Video formats

Video formats: common video file formats explained and compared

Many types of video file formats are used online, each with their own pros and cons. That’s a good thing because different users have different requirements. We’re going to take a look at which platforms accept which video formats, and compare the advantages and disadvantages of each one. That way you’ll be able to decide on the best video format for your project, and learn how to save bandwidth...

csrss.exe

csrss.exe: What’s behind the Client Server Runtime Process

What is csrss.exe? If you inspect the processes currently running on your Windows system, you’ll inevitably come across the csrss.exe process. Your system can’t run without it because it’s responsible for important tasks such as launching processes. If you suspect that the file might be a virus, it’s a good idea to inspect whether it’s the genuine csrss.exe file. But can you spot the difference?

What version of Windows do I have?

What version of Windows do I have?

Are you a Windows user, but aren’t sure what version of the operating system you have installed on your PC? This article introduces three ways of checking your Windows version in just a few seconds: using a keyboard shortcut, via the Control Panel, or using the Windows Command Prompt (CMD).

PPPoE – Point-to-Point Protocol

PPPoE: DNS protocol

How exactly do you access the internet? Those who have a DSL contract, for example, first have to contact their internet provider’s node each time they connect. The provider checks the access authorisation and establishes the connection to the internet. The so-called “Point-to-Point Protocol over Ethernet” (PPPoE) is used for this purpose. But how exactly does this protocol work?

Python tutorial

Python tutorial: Basics and tips for beginners

The Python programming language is not only versatile, it’s also relatively easy-to-learn. But that doesn’t mean you can only use this dynamic language for small-scale projects. It’s also great for large-scale projects, especially in the areas of machine learning and data science. In this Python tutorial, we’ll explain the basics of Python and provide tips on learning the language.

Linux vs. Windows

Windows vs. Linux: a comparison

Most PC users are only familiar with Windows in its various versions, but there are alternative operating systems on the market. Linux distributions offer many advantages compared to Microsoft’s product. Nonetheless, there are many things to take into consideration before switching. So, who should you fight for in the great battle – Linux or Windows?

Debugger

Debuggers: Important tools for troubleshooting in software

Developing software can be exciting, but it is also usually very time-consuming. In particular, detecting and analysing faulty lines of code requires a lot of attention from the outset. Debuggers aim to simplify this task. In the following article, we explain what a debugger is and how debugging tools actually work when checking for errors.

Function keys (F keys)

Function keys (F keys): an overview of common functions of the F1 to F12 keys

Many computer users tend to ignore the function keys (also referred to as F keys). However, they provide useful functions that could save you a lot of time. When combined with other keys, function keys can access a number of helpful commands. In this article, we’ll show you how to use the full range of functions for the F1 to F12 keys to suit your needs.

V-Model

What is a V-Model?

The V-Model is one of the most common models for planning and implementing software projects. From the initial concept to programming, to final acceptance – all relevant steps necessary for managing and implementing projects are defined in the V-Model. The V-Model XT is the most current version of the software development process.


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