INTRODUCTION Docker is a leader in the platform as a service (PaaS) products, which makes it easier to create, deploy, and run applications by using containers, utilizing the features of encapsulation, isolation, resource utilization, portability, reliability etc. Docker image is the basic building block that need to get crafted considering…

Are you stuck with Ansible disable host key checking? We can help you with it. For a wide variety of automation challenges, Ansible provides a significant productivity gain. Why ansible disable host key checking? Before getting into the topic, let’s first discuss the importance of Ansible. At the beginning of network computing, managing servers efficiently was…

Imagine that you just bought a new home theater system and you go to set it up. What do you do first? Thank goodness you have a handy device manual to help you out. You just need to follow the steps detailed in the manual, and voilà! Your home theater…

How about an Ansible use case that you can implement today? I’m always looking for clever things to do with Ansible. With so many tools and services leveraging HTTP-based Application Programming Interfaces (APIs), it’s clear that interacting with API-driven services from Ansible programmatically is a valuable capability. …

Here’s I listed out the the top most systemd command guide for Linux sysadmin toolbox. Poor systemd has had its share of detractors, but it seems to be here to stay for Linux admins so we might as well get used to it. This handy systemd command reference will help…

Every Linux user has a favorite single-line command. But here I have listed out the top 20 Linux commands we can’t live without. Many Linux users have experienced a lasting sense of accomplishment after composing a particularly clever command that achieves multiple actions in just one line or that manages…

The objective of this tutorial is to provide the reader with an easy to follow way of switching between alternative Python versions on Ubuntu 20.04 Focal Fossa Desktop/Server. In this tutorial you will learn: How to check installed Python versions How to switch between alternative Python versions How to switch between alternative Python Versions step by step instructions. step 1 First…

To achieve faster application delivery, right tools must be used in Devops environments. There is no single tool which fits all your needs such as server provisioning, configuration management, automated builds, code deployments and monitoring. Many factors determine the use of a particular tool in your infrastructure. …

Apache Kafka is very interesting, but it also has many things that we will need to learn, understand and control it. In this article, we will discuss about something important inside Apache Kafka. Hopefully, It can help you have better information about Kafka, and you can use it better. Why…