Software quality assurance: module tests

Module tests are one of the most effective methods of identifying as many errors in the source code as possible early on in the software development process. The special feature: the smallest isolatable components of a program are placed in a neutral test environment. If errors appear, it’s obvious they are occurring in the module being tested, which makes them easy to correct.

Learning how to code: the basics

Welcome to the digital age: every day the average American spends hours looking at smartphone screens and PC monitors. But most still lack even a basic understanding on how the programs affecting their everyday life work. If you think you may fit into this demographic, don’t worry: thanks to online courses, videos tutorials, and supportive internet communities, it’s never been easier to learn...

Jenkins: Tutorial for the CI-Tool

Continuous integration can improve the work of software development: fewer errors and more efficient, continuous integration. But this requires a simple yet comprehensive tool. That's why we're introducing Jenkins. This software makes it easier for you to work with automatic builds and individual pipelines. Our Jenkins tutorial will help you along the way!

Web programming languages: the best languages for web development

So, you are looking to learn one or more web programming languages? The first challenge is to choose one. After all, there are hundreds of programming languages, but not all of them are good for web development. To make this decision easier for you and help you tackle your web project, we are going to provide a brief introduction to the most well-known web development languages.

Waterfall methodology

Waterfall methodology is one of the classic procedural models of process management. Its central feature is the structured execution of clearly separated project phases. The waterfall model is mainly used in software development, where it still holds its own against more flexible models. We present the waterfall model, and its application possibilities, and explain where its limits lie in the area...

What is a web app? Definition and examples

Apps come in all shapes and sizes nowadays – from native mobile apps designed for smartphones and tablets, to desktop installations for office management. And now, there’s a new form of application that works on all operating systems and devices: web apps. But what are web apps, what are their specific features, and how to they differ from native apps or indeed traditional websites? Let’s take a...

The big SASS tutorial: what you need to know!

If you like designing websites but have a tough relationship with CSS, SASS might be the right solution for you. The preprocessor makes it easier for you to work on the design, but it has a few peculiarities. Our comprehensive SASS tutorial uses examples to explain what you can do with the programming language, and explains the subtleties of SASS syntax. If you want to learn SASS, we can provide...

Jupyter Notebook: Web documents for data analysis, live coding and more.

Processing big data plays an increasingly important role in many companies. Among the key tasks are the separation of important and unimportant data and the creation of suitable visualizations to be able to present the results in an appropriate form. The open source tool Jupyter Notebook proves to be an excellent solution for this, as well as for displaying live code.

CRUD: the basis for data management

It won’t take long for those looking to get into to software development to encounter the term CRUD. The acronym stands for the typical operations used for communicating with database systems; these normally form the basis of database management. But just how are these access functions for data management actually set up? And how much of role does CRUD play when it comes to the databases’...