Big Data

Buyer personas for optimal targeting

Buyer personas: get to know individual customers better

In online marketing today, one thing matters most: data, data, data. But what use is all this diverse information that you've been collecting and evaluating if you only use it to address a vague group of people? A better way is to identify the individuals behind the data and put the focus on them. Creating concrete buyer personas helps to ensure that your carefully planned-out marketing measures...

The best online backup services

Comparing the best online backup services

Many people use several devices and have data stored on them. What should you do if your data carrier fails or the data gets lost? Backing up data is extremely important and an online backup makes perfect sense. By doing this, you don’t risk losing your important files due to a system crash or criminal activitiy. What is the best option? Here is a comparison of online backup service providers.

Conversational Marketing

What is Conversational Marketing?

Conversational marketing is a hot topic for SMBs looking to change the way they reach out to new and existing customers. Learn more about how to engage customers on a one-to-one basis and grow your business with a more human approach to marketing.

What is Big Data?

Big Data: definition and examples

When we shop online, book holidays, and search for gift ideas, we hardly give a second thought to the fact that each search entry leaves behind a trail of our identity. Busy web bots are never far behind and sweep up this information. The result of all of this is Big Data: massive volumes of data that is analysed and used for a variety of reasons. But is there reason to be wary of leaving behind...

Kibana tutorial

Kibana dashboard tutorial for beginners

If large amounts of data have to be indexed and structured, the license-free engine, Elasticsearch, is a popular solution. The Kibana web interface is often used to present the processed data in an appealing form. Together with Elasticsearch and Logstash, this forms the so-called ELK stack. In our Kibana tutorial, we explain step by step how to get the server application Kibana up and running and...

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 parallelised. Hadoop’s modular expandability, which offers users an enormous range of functions, is a particularly...

In-memory databases

In-memory databases: the storage of big data

In-memory databases enable big data to be analysed and made available in real time. The quick access speeds are made possible by storing the data on the working memory – hence the name in-memory database. Traditional databases, on the other hand, are based on the method of storing data on the hard disk. How do in-memory databases differ from traditional database systems? And what are the go-to...

Deleting a Google result and protecting personal data

Deleting personal data with Google

The internet never forgets – is it always true? In some cases, search engines are obliged to grant users permission to delete defamatory search results. If Google displays personal data that is outdated or of no interest to the public, users can request the search engine to delete links to that data from the results pages permanently. But what exactly is the ‘Right to be Forgotten’ act, and when...

Jupyter Notebook

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 visualisations 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.

How to create an e-book

Everything you need to know about e-books – part 1: creating an e-book

The interest in e-books has largely increased in previous years, and modern reading devices with energy-saving ‘e-ink’ display technology have now made the once niche product a mainstream contender. In our multi-part series, we give you tips on creating your own e-book. Welcome to part one: things to consider regarding planning, structure, and publishing.