Tools

Clearing your RAM

Clearing your RAM: our step-by-step guide

Computers simplify our working life and everyday life in many ways. However, if they do not run as usual, they can become more of a hindrance than a help. The various possible causes of performance problems include excessive memory usage, which plays an important role in managing active processes. One possible solution is to clear the RAM, and thereby increase your RAM.

PostgreSQL

PostgreSQL: a closer look at the object-relational database management system

The PostgreSQL database management system, also known to many as Postgres, has many decades of development behind it. It originally started as a project at Berkeley University in California. Today, the open source database continues to defy solutions from commercial competitors, since the development team is constantly working on its functionality and performance. But what exactly is PostgreSQL?...

Scrum master

Scrum master: mediator for agile teams

The scrum method should enable teams to work more efficiently and creatively. Each team member is assigned a fixed role with associated tasks and duties. One of these roles is the scrum master. However, many people are not even aware of what the scrum master can do. In this article, we will answer the important question – what is a scrum master?

How to export Opera bookmarks

How to export Opera bookmarks

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 favourites, we will show you how to get around this restriction and export Opera bookmarks for use in another...

Safari import bookmarks

Safari: How to import bookmarks in the Apple browser

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.

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 memorise 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...

Jailbreak (iOS)

Jailbreak: What is involved in advanced user access to iOS devices?

When Apple released the first iPhone in 2007, the iPhone Dev Team group published the first jailbreak for the phone’s operating system iOS in the same year. Through the years, similar workarounds have been released for various follow-up models and other Apple devices to access the blocked administrator rights. What exactly does this involve? What are the advantages and disadvantages of an iPhone...

Free alternatives to Adobe Lightroom

Free alternatives to Adobe Lightroom

Digital photography and image editing software allow both amateurs and professionals to create, edit, and archive stunning images with little effort. But you don’t always have to shell out for expensive packages in order to curate professional albums and optimise images. In this article, you’ll find a list of some of the best free alternatives to Adobe Lightroom that allow users to manage and...

Compress images with the help of free tools

Compressing images: an absolute must

Computer storage volume is increasing by the year. But while we have access to more gigabytes and terabytes, it’s best to keep the file sizes down to a minimum–especially if you operate a website. This is because compressed data leads to quicker loading times, happy visitors, and a higher Google ranking. Pictures bound for the internet in particular should be compressed. We’ve compiled some of the...

Learn MySQL in simple steps

MySQL tutorial: the comprehensive guide for beginners

Along with Oracle and Microsoft SQL server, MySQL is one of the most popular management systems for relational databases. Nowadays the software developed by MySQL AB belongs to the product portfolio of the Oracle Corporation and is proprietarily marketed under a dual license. Since 2009, an open source MySQL fork, known as MariaDB, has also been available from the original developers. Here we give...


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