DevOps and Development

Ruby is often used in web applications, games, and simple scripts. Follow this simple tutorial and install Ruby on your Windows 10 by using the RubyInstaller Tool or with the Linux Subsystem.

This tutorial introduces you to basic Python Pandas concepts and commands. A selection of clear-cut images and well-defined examples show you how to manage simple data structures.

Persist data in Docker containers by mounting Docker volumes to containers. You can use an existing host directory or create new volumes. This is especially useful when sharing data between multiple containers.

Vim is an open-source text editor found in most Linux distributions. This article lists all the commonly used Vim commands and includes a downloadable one-page cheat sheet for future reference.

Find out how to quickly create different kinds of keyspaces by following the examples in this tutorial. Once you create a keyspace, you can follow the instructions to learn how to alter or delete Cassandra keyspaces.

The process for creating tables in Cassandra depends on what type of information you want to query. Follow the instructions in this guide to create a table in Cassandra using different types of keys, and to learn how to alter, drop, or truncate a table.

This tutorial covers everything you need to do in order to install Apache Cassandra on your Ubuntu machine. Follow the steps for installing Java and other dependencies before you run the Cassandra installation.

If you are a software developer working on a Debian 10 Buster you may want to install Jenkins. Jenkins is software that automates different aspects of building, testing, delivering, and deploying of software applications.

Apache Cassandra, a NoSQL database, supports a variety of data types, including built-in, collection, and user-defined data types. This article explains how these differ from each other and help you decide when to use one over the other.

NoSQL databases are an alternative to the traditional SQL databases. They are more flexible, scalable and functional for working with big data. There are different types of NoSQL databases. The most widely used types include: key-value databases, document databases, wide-column databases, and graph databases.