In this tutorial, I will take you through the steps to install Chef 13 on RedHat/CentOS 7. Chef DevOps is a tool for accelerating application delivery and DevOps Collaboration. Chef helps solve the problem by treating infrastructure as code. Rather than manually changing anything, the machine setup is described in a Chef recipe. Install Chef ... Read more
In this tutorial, I will take you through the different tools that can be used to check/test port connectivity in Linux. Test Port Connectivity You might be aware of curl, netstat, telnet and nc command in Linux: - curl - It is usually used for downloading web pages or files from a Linux/Unix command line. ... Read more
In this tutorial, I will take you through the steps to install and use netstat command in Linux. It is basically used to Print network connections, routing tables, interface statistics, masquerade connections, and multicast memberships. Install and Use Netstat Command Before you go and use netstat command you need to make sure it is installed ... Read more
In this tutorial, I will take you through Best Ping Command in Linux. Ping is a computer network administration software utility used to test the reachability of a host on an Internet Protocol network. It is abbreviated as "Packet Internet Groper". It is available for virtually all operating systems that have networking capability, including most ... Read more
In this article, I will take you through the steps to reset MySQL root password on RedHat/CentOS 7. The MySQL root password allows the root user to have full access to the MySQL database. Reset MySQL root password Use the following steps to reset MySQL root password by using the command line interface. Step 1: ... Read more
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In this article, we will go through 50 Best Oracle Interview Questions and Answers which generally gets asked in most of the Interviews. You might have observed many of the Enterprises are using Oracle Database so it is very important to know about frequently asked Oracle Interview Questions. This is also very important for those ... Read more
In this article, I will take you through the steps to install Ruby on Ubuntu 18.04. Ruby is an interpreted, high-level, general-purpose programming language. It was designed and developed in the mid-1990s by Yukihiro "Matz" Matsumoto in Japan. Ruby is dynamically typed and uses garbage collection. Install Ruby on Ubuntu Below are the steps to ... Read more
In this article, I will take you through 50 Best Docker Interview Questions and Answers. Docker is a very frequently used tool for creating containerized environment to deploying application and services. It is very important to go through docker interview questions to understand the type of questions which generally gets asked in Interviews. Docker Interview ... Read more
In this article, i will take you through 13 Best Terraform Interview Questions and Answers. Terraform is an open-source infrastructure as code software tool created by HashiCorp. It enables users to define and provision a datacenter infrastructure using a high-level configuration language known as Hashicorp Configuration Language, or optionally JSON. Terraform Interview Questions and Answers ... Read more
In this article, I will take you through the steps to create a service to expose your apps on Kubernetes. If you are following through my articles, previously I have talked about How to Install and Configure Kubernetes on RedHat/CentOS 7. Let's create a service to expose your apps on Kubernetes cluster. Create a service ... Read more