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’...

GraphQL: flexible query language and runtime environment for your web API

Applications on the web need interfaces in order to exchange data. If you run a web project yourself and want to grant other programs access to certain data sets, an API (application programming interface) like this is essential. Established concepts such as REST or SOAP are often used in development – but there are alternatives, as GraphQL proves.

Kanban

What team doesn’t want to improve its workflow? Kanban allows you to have a simple agile method at your disposal. Core elements of the system include visualization of all tasks on the Kanban board, and constant improvement of workflows. But what exactly is Kanban, and how can the method be implemented? We introduce Kanban, and explain the system to you.

JHipster: the framework suite for modern websites

Framework use has become an integral part of modern web development. Designing back and front ends based on ready-made basic structures saves a lot of time. The website generator JHipster is an interesting solution that uses several tools to create server-and-client-side components. Which components distinguish the suite and how to install and use the software for your own project will be...

Sequence diagrams: depicting UML message exchanges

Sequence diagrams help you depict the message flow within a system in clear detail. A UML sequence diagram is a good choice for anyone who wants to understand a specific application case well. In object-oriented programming, sequence diagrams are suitable for checking the logic of a system. We’ll present these diagram types in detail and explain how to create a sequence diagram.

The essential meta tags at a glance

Meta tags are used by website owners to specify metadata in HTML documents. The coded information integrates with web browsers and search engine crawlers to enhance the searchability of a website. But which meta elements are actually required by user agents to improve processing? And how can you use metadata to boost your website’s ranking in the search results?

Gulp vs. Grunt: the differences between the task runners

Writing new code is an essential aspect of web development. For frontend developers, in particular, this task makes up a significant portion of day-to-day work, with the bulk of it focused on expressing the unique appearance and functions of an internet presence to optimally represent the project. While the development process produces creative tasks, it also generates a great deal of recurring...

The best continuous integration tools at a glance

Continuous integration tools make everyday work easier for developers. If you want to use agile methods for software development (continuous integration), it requires either a lot of discipline and effort, or you can make use of helpful CI tools. These tools assist you with automation and other useful features. In this article, we provide an overview of some of the most popular and best continuous...