Tutorials

Solr
Solr: the powerful search platform from Apache
  • Configuration

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...

Solr: the powerful search platform from Apache
OpenShift alternatives
OpenShift alternatives
  • Know-how

With OpenShift, Red Hat pioneered Kubernetes management solutions. Now, large companies use the software to distribute applications and development environments. But this sort of power comes with huge complexity. Fortunately, a number of exciting (and simplified) OpenShift alternatives exist. Read on to find out more.

OpenShift alternatives
App and usability testing
Create your own app – Part 4: App and Usability Testing
  • Web development

Only a properly functioning application has any chance of success. Programming errors and a poor user experience may cause some users to uninstall the app without a second thought. As a result, extensive app testing prior to publication is vital. Functionality, performance, usability, and other tests serve as quality assurance tools. In addition to manual tests, there are also some automated tests...

Create your own app – Part 4: App and Usability Testing
Outlook: attachment size limit
Outlook: maximum attachment size limit explained
  • Technical matters

By default, the maximum file size in Outlook is 20 MB. However, if you use a mail server with an allowed file size of 25 MB and send emails via Outlook, you may need to extend the maximum size limit of an email in Outlook. We explain what to look for in Outlook’s limits on attachment size and how to configure the maximum size.

Outlook: maximum attachment size limit explained
WordPress GitHub
Using WordPress with GitHub: Advantages and application
  • Blogs

Changes made by new themes or plugins can corrupt or affect a page. A version control system like GitHub ensures that all adjustments first take place in a safe environment and previous steps can be revisited. Even for WordPress, GitHub is a very useful addition. Learn all about the software and its many benefits here.

Using WordPress with GitHub: Advantages and application
Bootstrap with WordPress
How to use Bootstrap with WordPress
  • Blogs

Bootstrap is an excellent framework that can help develop a custom theme for your website to make it mobile responsive. Integrating a Bootstrap template into WordPress is a great way to optimize your WordPress site, and Bootstrap with WordPress makes for an impressive duo. Our article explains how to use them together.

How to use Bootstrap with WordPress
Raspberry Pi Zero projects
15 impressive Raspberry Pi Zero projects
  • Know-how

There are plenty of interesting Raspberry Pi Zero projects. The even more powerful successor Raspberry Pi Zero 2 W, released in 2021, allows for the development of even more elaborate applications. Read on to find out more about the 15 most exciting Raspberry Pi Zero ideas.

15 impressive Raspberry Pi Zero projects
Arduino projects: the best Uno and Nano projects
Arduino projects: the best microcontroller ideas
  • Know-how

The compact Arduino microcontroller is an essential component for electronic hobbyists and has shaped the global maker movement. For over a decade, technology enthusiasts around the world have been inspired by Arduino and its range of useful and often entertaining project possibilities. Here we introduce the best Arduino Uno and Nano project ideas for beginners and the more advanced.

Arduino projects: the best microcontroller ideas
Install Joomla on an NGINX Server
Install and Run Joomla on an NGINX Server
  • CMS

This tutorial includes step-by-step instructions for installing Joomla on an NGINX server. Joomla is a popular and award-winning content management system (CMS) which has won over millions of users thanks to its extensibility and ease-of-use.

Install and Run Joomla on an NGINX Server
WhatsApp Desktop video call
WhatsApp Web video calls with WhatsApp Desktop
  • Social media

A WhatsApp web video call is not yet one of the features of the popular messenger service’s web version. However, those who use the desktop version have been able to make WhatsApp desktop video calls since 2021. All it takes is a WhatsApp account, a connected smartphone, and a QR code. We explain how to make a WhatsApp video call on PC.

WhatsApp Web video calls with WhatsApp Desktop