DevOps and Development

In this article, you will find three options to install Ruby for Ubuntu 18.04 – either from the Ubuntu repository or from third-party tools (RVM or rbenv).

Docker allows users to create a container in which an application or process can run. In this guide, you will learn how to organize a docker environment by removing Docker images, containers, volumes, and networks. Using these commands makes docker container management fast and straightforward.

Data validation is not a new topic in web application development and here we take a brief look at data validation in Java ecosystem in general and Spring Framework specifically. Java platform has de facto a standard for implementing data validation that is Bean Validation specification.

Docker is an increasingly popular software package that creates a container for application development. Essentially, it creates a smooth operating system interface, so that applications running on it are compatible with most operating systems. Developing in Docker also helps speed up applications, since it shares the kernel and other resources (instead of pulling dedicated resources just for the application).