Jenkins & Nexus & SonarQube: Build the DevOps environment using Docker-Compose
This is another my post in which I present in a simple way how to set up the environment using the benefits of Docker-Compose. This time we will focus on…
[SOLVED] SonarQube: Max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
Problem The system isn't allowed to get the requested memory amount. Solution Run the following command before attempting to start SonarQube or issuing your docker compose command: sudo sysctl -w…
![[SOLVED] Error: “This Jenkins instance appears to be offline”](https://bigdata-etl.com/wp-content/uploads/2019/10/jenkins-offline-eng-300x201.jpg)
Photo by Annie Spratt on Unsplash
[SOLVED] Error: “This Jenkins instance appears to be offline”
Problem During the installation of Jenkins, we may receive an error saying that our Jenkins do not have internet access. The problem may be due to the fact that we…
![[RELEASED] Free online XML Converter](https://bigdata-etl.com/wp-content/uploads/2019/10/xmlconverter-300x200.jpg)
Photo by Arnold Francisca on Unsplash
[RELEASED] Free online XML Converter
Inspired by my previous post regarding the conversion of special characters in XML files, I decided to create a own converter. I hope it will be useful for you many…
Photo by Florian Krumm on Unsplash
Teradata: How to install Teradata Express on VMware Workstation Player on Windows operating system
In this post I will show you how to install Teradata Express (VMware) version 16.20 on VMware Workstation 15.5.0 Player on the Windows operating system. A few words about technologies…
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Apache Airflow & CeleryExecutor, PostgreSQL & Redis: Start the environment using Docker-Compose in 5 minutes!
In this post I will show you how to create a fully operational environment in 5 minutes, which will include: Apache Airflow WebServerApache Airflow WorkerApache Airflow SchedulerFlower - is a…
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SQL Developer: How to connect to the Teradata / MS SQL Server database in Oracle SQL Developer?
Oracle SQL Developer provides the feature to connect to many databases, including to Teradata, Microsoft SQL Server, IBM DB2, Sybase, MySQL and even Microsoft Access. All you need is the…
![[SOLVED] Teradata: [Error 3653] [SQLState 21S02] All select-lists do not contain the same number of expressions.](https://bigdata-etl.com/wp-content/uploads/2019/10/blake-connally-B3l0g6HLxr8-unsplash-300x200.jpg)
Photo by Blake Connally on Unsplash
[SOLVED] Teradata: [Error 3653] [SQLState 21S02] All select-lists do not contain the same number of expressions.
In this post, I will explain why you encountered the error message [Error 3653] [SQLState 21S02] All select-lists do not contain the same number of expressions, also known as Failed…
Photo by Thomas Serer on Unsplash
Football: Machine learning – predicting match results in real-time
I have gathered to write this entry for a long time. One day, when I was playing with the capabilities of the Apache Spark MLib library, I came up with…
![[SOLVED] Docker for Windows Hyper-V: how to share the Internet to Docker containers or virtual machines?](https://bigdata-etl.com/wp-content/uploads/2019/10/hyperV-docker-internet-eng-300x200.jpg)
[SOLVED] Docker for Windows Hyper-V: how to share the Internet to Docker containers or virtual machines?
Problem Do you use Hyper-V virtualization, create a virtual machine, but it does not have internet access? No problem. We can solve it easily! Cause The reason for the lack…
