ubuntu

Install Puppet on Ubuntu

Install Puppet on Ubuntu

Introduction Puppet is a powerful configuration management tool that helps in setting up the nodes/machines for the production environment. Puppet follows master-slave architecture where there is one master and one or more than one slave machines. It is available for multiple platforms such as Linux, Unix, and Windows. In this tutorial, we will be looking…

How to Install Hadoop in Ubuntu

How to Install Hadoop in Ubuntu

Introduction Apache Hadoop is an open-source software about which you can learn more here. In this tutorial, we will learn how to install Hadoop in Ubuntu. Here, we are using a cloud platform (Amazon Web Service to be particular), but you can follow the same steps for your local system (Ubuntu) as well. Also, this…

How to establish SSH Connection in Ubuntu

How to establish SSH Connection in Ubuntu

Introduction SSH stands for Secure Shell protocol. It is generally used to connect 2 or more machines. With the help of SSH, multiple machines can communicate seamlessly with each other. In this tutorial, we will learn how to establish SSH Connection in Ubuntu. Pre-requisites OpenSSH server should be installed in both Master and Slave Both…

How to uninstall Docker and Kubernetes

How to uninstall Docker and Kubernetes

In this tutorial, we will learn how to completely uninstall Docker and Kubernetes. Uninstall Docker from Ubuntu Execute the below commands to completely uninstall Docker from Ubuntu Uninstall Docker from CentOS Execute the below commands to completely uninstall Docker from CentOS Uninstall Kubernetes from Ubuntu Execute the below commands to completely uninstall Kubernetes from Ubuntu…

How to Install Kubernetes on Ubuntu 20.04

How to Install Kubernetes on Ubuntu 20.04

Introduction Kubernetes is an open-source project that allows you to deploy and manage multi-container applications at scale. Docker is the containerization framework that is used mainly with Kubernetes. But it is not limited to that. Kubernetes can be used with other container systems as well. As Docker is mostly used, we will also see how…

How to reset user password in Ubuntu VM

How to reset user password in Ubuntu VM

Preface If you are using an Ubuntu VM, it happens that you forget the password to log into the VM. The good thing is, you don’t have to re-install the VM. You can reset the user password so that you can log in again to the Ubuntu VM. This article will guide you to do…

How to Install Tomcat 9 on Ubuntu 20.04

How to Install Tomcat 9 on Ubuntu 20.04

Introduction Apache Tomcat is a Java servlet container and an open-source web server. It is one of the most widely used programming languages for creating Java-based websites and applications. Tomcat is a lightweight framework that is simple to use and has a wide ecosystem of add-ons. This tutorial describes how to install and configure Tomcat…

How to Install Jenkins on Ubuntu 20.04

How to Install Jenkins on Ubuntu 20.04

Introduction Jenkins is a popular self-contained open-source automation application for automating repetitive technical tasks in the development, testing, and delivery or deployment of software. It helps in continuous integration and distribution by automating the sections of software development related to building, testing, and deploying. Jenkins is a server-side application that runs in servlet containers like…