Tools

Solr

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...

Apache Hadoop: the framework for Big Data

Apache Hadoop: distributed storage architecture for data quantities

Are you looking to execute complicated computing processes with large amounts of data? This is exactly what the Big Data framework, Hadoop, focuses on. The open source Apache software offers a Java based frame with which various Big Data applications on computer clusters can be parallelized. Hadoop’s modular expandability, which offers users an enormous range of functions, is a particularly...

Image tools in comparison

Image tools: A comparison of the best programs

Double is better, especially when it comes to data backups. Backups shouldn’t only contain important files like documents, tables, presentations, or videos. Generate a comprehensive storage image of your entire system with the help of image-based backup tools and completely restore it including configurations in the event of total failure. Find what makes a good image tool and which functions you...

nslookup

nslookup: Here’s how the useful DNS check works

Those who want to access computer systems and applications in networks need host (or rather, domain) names. As long as the Domain Name System, which is responsible for the name conversions, is functioning normally, users remain unaware that machine-readable IP addresses are hidden behind these names. However, if complications with the DNS and the involved name servers arise, they can be quickly...

Converting ACSM files

Opening and converting ACSM files

Sellers of e-books and other electronic publications face the same problem as the creators and copyright owners of films, music and software – because the content is digital, it is easy to reproduce and redistribute. To prevent this, commercial ePUBs, PDFs and other files are copy-protected, for example using Adobe Digital Rights Management (DRM). This is where ACSM files come into play.

Raspberry Pi alternatives: Single board computers to check out

Four current Raspberry Pi alternatives: Single board computers by comparison

Raspberry Pi is the first choice for do-it-yourselfers around the world when it comes to single-board computers: It’s small, cheap, and meets most server and media center requirements. But more and more manufacturers are putting their own mini-computers on the market: Raspberry Pi alternatives want to set themselves apart with lower prices, more powerful hardware, or edgy and exceptional features....

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.

Buying Office 365 online

Buying Microsoft 365 online: Microsoft 365 – part one

Microsoft 365 is Microsoft’s way of offering its beloved productivity software in the cloud. Users can benefit from numerous functions that enable central data storage and collaborative editing of documents, presentations, spreadsheets, and more. When it comes to buying Microsoft 365, you’ll need a subscription – instead of a one-off payment like the traditional desktop installation of Office,...

Instagram: the best tools for increasing your range

Instagram tools: 7 apps for more success on Instagram

Since Instagram was released in 2010, the photo platform has been steadily growing. After being sold to Facebook, the online service became one of the most important marketing channels for bloggers, companies, and influencers. Being successful on this social image network, however, isn’t set in stone: Instagram apps help to create content and posts, and aid with time management as well as other...


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