Operating Systems

How do access control lists work?isak55Shutterstock

How do access control lists work?

  • Know-how

To ensure that only authorized users can access a file or only selected LANs can access a server, access control lists are often used in the IT industry. These lists contain information on who or what is allowed access or not. Our article explains exactly what access control lists are and how they work. Read on to find out.

How do access control lists work?
Docker tutorial for beginners

Docker tutorial for beginners

  • Configuration

The open source container platform Docker is quite exciting to the open source community. As an alternative to hardware virtualization based on virtual machines, Docker has made the use of software containers acceptable outside of the Linux universe. In our tutorial for beginners, we break down the Docker trend from the ground up. With these clear, step-by-step instructions, learn how to install…

Docker tutorial for beginners
How to use the Linux wget command to download files from the internetjivacoreShutterstock

How to use the Linux wget command to download files from the internet

  • Configuration

If you want to download files from the internet, Linux has just the thing for you. In this guide you will find out how to download files using the Linux wget command and how you can set the options to meet your needs. We will round off the article with some examples on how to best use the command so you can get started right away.

How to use the Linux wget command to download files from the internet
HackathonREDPIXEL.PLShutterstock

Hackathon

  • Web development

What is a hackathon, and what happens at one? Very little sleep, innovative ideas, and a lot of hard work! In addition to a definition of a hackathon, and an explanation of how it works, we also provide a few examples of hackathons in the US, as well as some of the amazing projects that came from them, such as mental health apps, and organ transplant aides.

Hackathon
How to fix Parsing errors “There was a problem parsing the package”pixelparticleShutterstock

How to fix Parsing errors “There was a problem parsing the package”

  • Web development

Parsing is a process in which programs split up blocks of information into understandable parts in order to analyze and evaluate the underlying structure. Programs can use these insights to derive instructions. When there’s a problem parsing the information package, apps cannot be installed for example. Find out how to fix parsing errors on Android here.

How to fix Parsing errors “There was a problem parsing the package”
Microsoft .NET Framework

Microsoft .NET Framework

  • Web development

In 2002, Microsoft released the first version of .NET Framework. The cross-language developer platform has established itself as an integral part of Windows. What exactly is the framework and the various versions, such as .NET Framework 3.5 or 4.8? We’ll share the most important information and give you valuable tips on how to get started.

Microsoft .NET Framework
Module Tests

Module Tests

  • Web development

Module tests are one of the most effective methods of identifying as many errors in the source code as possible early on in the software development process. The special feature: the smallest isolatable components of a program are placed in a neutral test environment. If errors appear, it’s obvious they are occurring in the module being tested, which makes them easy to correct.

Module Tests
How to fix “Reboot and Select proper Boot Device”

How to fix “Reboot and Select proper Boot Device”

  • Configuration

“Reboot and select proper boot device” sounds straightforward enough. It means “Restart your computer and select the hardware your system uses to start.” But how would one go about that? Because the error message can have various causes, there are multiple strategies for troubleshooting this fairly common error on Windows PCs.

How to fix “Reboot and Select proper Boot Device”
What is a Hostname?

What is a Hostname?

  • Technical matters

A computer’s unique name on a network is the hostname, site name or computer name. The hostname is part of the fully qualified domain name, which can be used (for example) to find and access websites on the internet. Here you’ll learn what a hostname looks like, and we’ll show you various ways to determine the hostname using an IP address or how to change it.

What is a Hostname?
What is BIOS? The Basic Input/Output SystemagsandrewShutterstock

What is BIOS? The Basic Input/Output System

  • Know-how

BIOS has been around for almost as long as PCs themselves. If you frequently struggle with computer issues, you may have heard of the term, but few users know exactly what it is. Yet, the BIOS is fundamental to the operability of every PC. In this article, we discuss what’s behind the acronym, which functions the BIOS performs, and what its successors look like.

What is BIOS? The Basic Input/Output System
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