The Apache Nifi full guide

In this article I will explain the purpose of the Apache Nifi tool, when to use it and how it interacts with other applications in your landscape. Furthermore, I will explain how you can install Apache Nifi on your Ubuntu virtual machine and subsequently load data into the HBase table explained in a separate article …

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The HBase full guide

Hbase is part of the Hadoop platform and can be considered a NoSQL store. A NoSQL store basically means that the database is not a SQL database. In this case it basically entails a columnar store which HBase represents. A columnar store enables to store data in columns instead of rows. It does hold rows …

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ETL means Extract Transform Load. ELT means Extract Load Transform. You might ask, what is the difference? The difference is in the Transform part. By leaving that to the end of the process this contributes significantly towards decoupling as you can leave the transformation of data to the end-user consuming the data.

Speedreading tips


Below we have listed some generic tips you can easily apply to start reading books faster. Speedreading is getting more important to be able to absorb more knowledge in a shorter period of time. 1) Intent of reading the book. Why am I reading the book. 2) Eliminate distractions when reading. Turn it off. 3) …

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How to update a Docker container

Updating a docker container that is already running is relatively easy but still very important to make sure you use the latest version of packages. Prior to updating your Docker container it is important to set the correct volumes for your container so that the persistent data of that container application is not removed. Persistent …

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