Create a ZIP file

Create a ZIP File: compress your files

Send multiple images and videos via email, archive large amounts of data without using too much space, or encrypt confidential documents - you can do all of this by zipping files. We show you how to create a compressed ZIP file in Windows as well as macOS in our step-by-step guide. We also show you how to protect your files with a password if needed. This way, you can manage your storage space...

How to make your Raspberry Pi into a DNS server

Your own DNS server with Raspberry Pi: How to

Without the domain name system, surfing on the internet would be much more difficult, as we would have to memorize a lot of IP addresses. With the help of DNS servers, we can instead use a memorable domain name to access our favorite website. Find out how you can set up your own DNS server and learn more about the basics of the World Wide Web. All you need is the minicomputer Raspberry Pi and an...

Hosts File

What is the hosts file and how do you edit it?

The hosts file used to resolve website names so that certain IP addresses could be accessed. The method was largely replaced by the DNS (domain name system). However, the hosts file is still indispensable for local networks. In addition, certain rules can be set for websites e.g. to block them. We show you where you can find and edit the hosts file in your operating system.

Clearing the Cache

Clearing the cache: deleting the browser’s cache

Information is often cached so that visited website can be loaded quickly and videos and gifs can be viewed offline. However, if the cache contains a large, or very large amount of data, it can cause problems and adversely affect computer performance. Therefore, it makes sense to delete the cache from time to time.

Nginx tutorial: getting started with nginx.conf

NGINX tutorial: the basic commands and configurations

Nginx is very different from traditional server software such as Apache in the way that it responds to client requests and the fact that it also involves configuration changes. In this nginx tutorial you can learn how to make changes without having to restart the web server software as well as how to set up a simple proxy server for images in just a few steps.


Solr: the powerful search platform from Apache

What exactly is Solr? The answer to this question lies in our article. In combination with the Java library, Lucene, Solr can be used to build powerful web search engines. Do you need to index your documents? Solr will take care of this. First, we explain the basic terms of practical open source software and its functions. In our Solr tutorial, we’ll explain how to set up the search platform. In...

Raspberry Pi Plex

Raspberry Pi and Plex: how to turn a single-board computer into a media server

Plex is among the most popular and user-friendly solutions for creating a media server in your home network. In contrast to many other applications, which are often Windows-only, the Plex server is compatible with Linux, Mac, and even single-board computers like the Raspberry Pi. In this Raspberry Pi and Plex tutorial, you will learn what technical requirements must be fulfilled and how...

DHCP: An overview of the Client/Server protocol

DHCP: What’s behind the Dynamic Host Configuration Protocol

If you’re connected to an internet router and power on your computer, it automatically obtains the necessary network parameters, such as the IP address, subnet mask, or DNS server. This is made possible by the Dynamic Host Configuration Protocol (DHCP), which simplifies address assignment when connecting to the internet and makes setting up local networks easy as pie.

Remote access for network storage

Remote access to the network storage

Are you using a NAS system as a home server and want to connect it to the internet? It’s simple to do. We explain how to assign a fixed LAN IP address to your network storage and open the corresponding ports for the desired service in the router firewall. You will also learn how to make your NAS system permanently available under a consistent address despite daily disconnections carried out by the...

How to install an Apache web server

Installing and configuring an Apache web server

The Apache http server is the standard web server for providing HTTP documents on the internet. But did you know it’s also possible to install an apache web server locally on your Windows PC? This is a great method of testing out web pages and checking scripts. To get started, all you need is the free software package and a few minutes.

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