MOOC – the online education platform

MOOC opens the door to a new era of learning. Massive open online courses give everyone with internet access the opportunity to receive education at...

What is Chrome 68?

Early next month, Chrome 68 will be launched and the new browser will distrust all webpages that do not have HTTPS encryption as “not secure”. This is...

Selling online: the top English-speaking online marketplaces

You want to sell online – but where? If you don’t want to be entirely responsible for your own online shop, then you should offer your products on...

IGMP: what is behind the Internet Group Management Protocol

Using multicast connections, data streams can be transferred to a large number of clients easily and in such a way that saves resources – provided that the accessing systems are part of the same multicast group. In IPv4 networks, the organization and management of these groups is based on the Internet Group Management Protocol (IGMP), which was published as early as 1989. What exactly this...

Alternatives to Plex: an overview of the best available media centers

Plex is one of the most popular applications for organizing your own multimedia collection on PCs, smartphones, and other devices, but there are a number of good alternatives that don’t have to hide behind the mainstream media centers when it comes to functionality and streaming quality. This article explains exactly what characterizes software that manages and plays back audio, video, and image...

MariaDB vs. MySQL

MySQL is the most used database management system in the world. This open source software has been available for productive use since 1995 and is generally considered a standard solution for users of relational databases. This could change in the near future. MariaDB, a community-developed fork of MySQL is catching up on its predecessor and is consequently becoming an increasingly attractive...

Creating class diagrams with UML

Class diagrams are structural diagrams in the UML modeling language. The UML class diagram is suitable for visualizing system elements and their dependencies for object-oriented programming languages. If you are a modeler creating a class diagram, it is advantageous to adhere to the official notation and semantics. This is the only way to avoid misunderstandings. We will explain notation for the...

Cloud computing – what’s behind it?

Cloud computing is not just an IT industry buzzword, it’s a model that many companies already employ effectively and profitably into their organisations. A large portion of IT infrastructure is no longer managed on-site. Instead, the required services can be rented via a service on the internet. Here we provide a cloud computing definition and explain exactly how it works.

The best Google Analytics alternatives

Website tracking is very important in online marketing to be able to see how users are interacting on your site. The first choice is normally the tracking tool offered by the search engine, Google. But for data protection reasons, more and more users are looking for alternatives to Google Analytics. There’s a great selection of web analytics tools – we will examine applications with similar...

IaaS: highly scalable IT infrastructure from the cloud

Cloud computing offers companies excellent opportunities to outsource resources. For example, the cloud model “Infrastacture as a Service” (IaaS) provides access to IT infrastracture that is traditionally provided and maintained by an external provider. This way, a complete network or data center can be set up without the need for your own hardware, the size of which can be scaled at any time. But...

What are third-party cookies?

Anyone who encounters personalized advertising on the internet might at first find it odd. How does the internet know that I am interested in going on vacation? Most users leave clear footprints on the net that can be used to create virtual “user profiles”. Third party cookies placed by advertisers are responsible for this. But how do they work, can you have a say in the use of cookies, and what...

What are first-party cookies?

When it comes to cookies, the small text files for internet browsers, a distinction must be made between first-party cookies and third-party cookies. First-party cookies improve a website’s user-friendliness by storing user preferences as well as information that has already been entered so that it can be used later on. These cookies can only be analyzed by the respective website operator, meaning...

What are cookies?

Recently, a new EU directive has highlighted the importance of cookies, as these small text files sometimes store sensitive user data. But how do cookies actually work, and why do we need them? We will look at the small data packets that are exchanged and stored between web browsers and websites and how cookies affect every internet user today, whether for business or private purposes.