The best WhatsApp alternatives

The best WhatsApp alternatives

Invitations to dinner parties; updates about work; an excursion with the college soccer team: if you’re not using WhatsApp, you run the risk of missing out on important information. With more than a billion worldwide users to date, the app is more popular than almost any other on the market. But this networking comes with its disadvantages too: the main one being that WhatsApp shares user data...

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...

Free dynamic DNS providers: An overview

The best free DynDNS providers

Trying to access your home computer, but don’t know how while working remotely? Dynamic DNS services (DynDNS) provide a solution by establishing a stable connection to your server regardless of a changing IP address. Find out what the best free Dynamic DNS services are and learn more about their advantages and disadvantages.

Server-side and client-side scripting: the differences

Client-side scripting vs. server-side scripting: a comparison

[Teaser] Scripting languages play a vital role in developing web projects with dynamic elements. Scripts are a fundamental component for breathing life into static HTML, using movement and interactive elements. This can be executed and interpreted from either the web server (i.e. server-side script) or from the browser (client-side script). But what exactly are the differences between server-side...

FileZilla: tutorial for the FTP client program

How to use FileZilla: a tutorial on the popular FTP client

FileZilla is considered to be a standard software for transferring data between locally connected computers and online servers. The network protocol is able to transfer via FTP and its encrypted variants, SFTP and FTPS. We’ve created an overview of the client program’s features and break down the details of this program from installation to data transfer.

Fog computing

Fog computing: decentralized approach for IoT clouds

Traditionally, cloud solutions are designed for central data processing. IoT devices generate data, send it to a central computing platform in the cloud, and await a response. However, with large-scale cloud architectures, such a system inevitably leads to bandwidth problems. For future projects such as connected cities and smart manufacturing, classic cloud computing is a hindrance to growth. The...

What is a DDNS (dynamic DNS)?

Dynamic DNS (DynDNS): making remote control easier

Being able to access your home computer from another location is no longer a complicated matter thanks to remote connection. It is handy to be able to use your computer from the office and swap files. But IP addresses change often and this throws a spanner in the works. DynDNS (DDNS) services are the solution. In this article, we explain what these are and how you can access your computer via the...

The different network types

Network types at a glance

When several computers are connected to one another it is known as a network. Networks enable data exchange between different devices, making shared resources available. Different network types are implemented depending on which transmission techniques and standards are used. These differ in terms of the number of connected systems and potential reach.

What does ‘502 bad gateway’ mean?: Explanation and solution

Error 502 Bad Gateway: Where’s the problem?

HTTP status codes emerge when something isn’t running properly on the internet. In this respect, the 502 Bad Gateway error is no exception. But this familiar error message can be particularly tricky: It’s not actually clear where the source of the problem lies. In the chain of gateways along which internet requests run, the error could occur at a number of different points. This article explains...

What is a network attached storage (NAS)?

Network attached storage (NAS): the basics of network storage

Growing sums of data require cost-effective, high-performance storage solutions. One option for fulfilling this requirement is a network attached storage. In business contexts, this model has already established itself as a viable alternative to file servers, hard drives, and the cloud. Private users have also caught on and use NAS systems at home. But what is a NAS? Read on, and we’ll show you...

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