Tools

What is OpenStack?
The OpenStack cloud made simple
  • Tools

Cloud computing makes working with data quicker, simpler, and safer. Through common standards and simple access methods, private users such as companies can benefit from the advantages of cloud-based data processing. One of the most successful cloud systems is the former NASA project OpenStack. Walmart and Amazon have even made it their standard system.

The OpenStack cloud made simple
NFC: Near-Field Communication
What is NFC? Functions Provided by Near-Field Communication
  • Know-how

The NFC feature opens up a range of possibilities for smartphone users. Market-ready NFC applications can be used for mobile payments, for example. We explain what NFC is precisely, how the technology works and for which applications it can be used.

What is NFC? Functions Provided by Near-Field Communication
Skype alternatives
The best alternatives to Skype: 14 free applications for video calls
  • Social media

For millions of people around the world, video chats and conferences are an essential part of daily life – for both work and leisure. When it comes to video telephony software and applications, Skype is one of the pack leaders. In fact, many people are unaware that there’s a considerable number of good alternatives to Skype on the market. Some of these programs even boast extra features that can’t...

The best alternatives to Skype: 14 free applications for video calls
How to export Opera bookmarks
How to export Opera bookmarks
  • Web development

Opera has had a much more tumultuous history than most other internet browsers. After decades of ups and downs, the web browser has become a serious alternative to well-established browsers such as Chrome and Firefox. Despite the fact that it doesn’t have a built-in feature for exporting favorites, we will show you how to get around this restriction and export Opera bookmarks for use in another...

How to export Opera bookmarks
Zoom alternatives
Zoom alternatives: a comparison of the main competitors
  • Online sales

Alternatives to the popular video conferencing software Zoom are having their moment in the spotlight as a growing number of people are organizing video calls daily. Free alternatives to Zoom include a wide range of features, especially since the market for video conferencing software has become more complex and competitive ever since the outbreak of the Coronavirus. Many providers continue to...

Zoom alternatives: a comparison of the main competitors
Safari import bookmarks
Safari: How to import bookmarks in the Apple browser
  • Web development

As Apple's default browser, Safari is many users’ app of choice when surfing the World Wide Web on a daily basis. In terms of functionality, the web client is every bit as full-featured as alternative solutions like Firefox: For example, you can even import Safari bookmarks created with other browsers or on other devices. In this tutorial, we’ll show you how.

Safari: How to import bookmarks in the Apple browser
Nagios plugins: how to install the extensions
Nagios plugins: the basic modules of the popular IT monitoring software
  • Tools

Although the software itself doesn’t contain any functions for monitoring hosts, services, or events, Nagios is one of the most in-demand IT monitoring solutions. This task is left up to Nagios’ plugins, which can be installed in addition to the core files. Check out our digital guide and find out more about these indispensable modules and how to use these for your own Nagios installation.

Nagios plugins: the basic modules of the popular IT monitoring software
Image editing apps: the best mobile photo tools
Image editing: the best apps for iOS and Android
  • Web design

For many years now, optimizing images on a smartphone or tablet has been viewed as just another step in the photography process. With digital technology becoming ever more sophisticated, photo-editing apps that can be installed directly on mobile devices look and perform in an increasingly similar manner to their desktop predecessors, saving users from the tedious task of editing on a PC. But what...

Image editing: the best apps for iOS and Android
Free Microsoft Excel alternatives
Microsoft excel alternatives: 5 premium free-of-charge applications
  • Online sales

For many companies, spreadsheets are a part of day-to-day business: whether to compare costs, create diagrams, or plan financing and revenue streams, most tend to gravitate towards Microsoft Excel for their calculations. But is there any way around having to pay for this expensive product? We’ll show you 5 of the best alternatives to Microsoft Excel here.

Microsoft excel alternatives: 5 premium free-of-charge applications
Excel Pivot Tables
Pivot tables: using Excel to its fullest
  • Web analytics

Excel pivot tables can considerably ease the evaluation of data. Data analysis can be especially time-consuming and tedious with complex numerical series, but with Excel pivot, this doesn’t have to be the case. Simply place your data in the right context and filter the essential information in just a few clicks. The pivot table allows you to create expressive diagrams in no time. Find out all you...

Pivot tables: using Excel to its fullest