DevOps and Development

Docker is a Platform-as-a-Service tool for containerized app deployments. It uses Docker Engine to create and manage application containers. This tutorial shows you how to install and setup Docker on Rocky Linux.

The "Permission Denied" error in Docker occurs when a non-root user lacking sufficient privileges attempts to execute a Docker command. This article will present you with six methods to fix the "Permission Denied" error in Docker.

You've probably heard of the Bourne shell and the bash shell. But did you know there are other alternatives? This guide outlines the features of 8 different types of Linux shells.

This guide shows how to install and configure Git on FreeBSD. Combined with FreeBSD, Git fully utilizes the OSs performance, stability and security features.

Git is a VCS allowing users to track changes to files. However, Git ignores directories when they are empty. This guide shows a workaround to get Git to track empty directories.

This guide shows you how to leverage the cloud-init functionality using the Bare Metal Cloud portal and API.

Learn how to install Jenkins on Ubuntu 18.04. This software package is used to automate parts of the build, testing, delivery, and deployment of software. Jenkins uses the Java Runtime Environment (JRE) and supports continuous integration (CI) and continuous delivery (CD).

While in the general sense Kubernetes and Docker both deal with containers, their roles in development, testing, and deployment of containerized apps are very different. This article introduces you to the features and design of these two platforms.

Data structures help provide a way to represent data physically, and help create efficient algorithms and programs. Learn about what data structures are and the different types in this guide.

If a cloned Git repository contains submodules, Git does not automatically clone the contents of the submodule directories. This guide explains how to clone a repository that contains submodules and ensure that the submodule content is accessible.