We encountered with this error “Activate.ps1 cannot be loaded because running scripts is disabled on this system” while activating the Python virtual environment in Windows system. The solution is quite simple and reason of this error is due to the Windows Execution policy. In our system, the error was like this. In the below section,…
Java is a class based, object oriented programming language. It is cross platform and widely use in developing applications. The Java was first developed in Sun Microsystem (Now acquired by Oracle). In this post, to install Java we will use the OpenJDK package. OpenJDK is a free and open source product implements Java SE which…
Apache Groovy is a Object Oriented programming language which is compatible with Java syntax.It is both static and dynamic language. You can use the Apache Groovy either as a scripting or programming language. As a DevOps engineer, you might have known the use of Groovy script in Jenkins Pipeline. Requirement 1. Groovy 3.x (At the…
In this post, learn how to disable selinux in Red Hat and CentOS Operating System. Security-Enhanced Linux (SELinux) is a Linux feature that provides the mechanism for supporting access control security policies. How to check the status of SELINUX in linux system Use the given below command to check SELINUX status getenforce Open the file…
In this post we are sharing the steps to remove date from a WordPress post URL/permalink. We recently did this change in our own WordPress blog. It has been since long time we were using this date format in our blog permalink like this https://sharadchhetri.com/YYYY/MM/DD/post-slug . We decided to change the URL format in this…
Do you want to know how to install Mariadb 10.04 server on CentOS 8/RHEL 8 ? This post will help you to install MariaDB server. MariaDB is now defacto RDBMS in RHEL/CentOS after its seperation from the MySQL. We have already written other post on Mariadb Server, hence we will directly go to installation section….
Do you know what is artifactory ? In a simple definition, it is the repository where we keep the artifacts. Here, the artifacts are the packages and binaries. For example, when you build some package like rpm, jar, deb, tar.gz , you can keep these packages in artifcatory. For DevOps, the integration of Artifactory in…
Docker is a platform software for containers. Initially docker used the LXC and later it has replaced with its own component which is written in Go programming language. We are installing Docker on CentOS 8. We will club all the required commands and make a simple bash script. This script you can also use with…
In this post, we will learn how to install Docker on Ubuntu 22.04 LTS, 20.04 LTS, 18.04 LTS and 16.04 LTS. We have installed the Docker by using shell script in Ubuntu Operating System. We will use the recommended steps and commands to install docker on Ubuntu. We have clubbed all the recommended commands in…
For doing POC and testing sometimes we need multiple Virtual Machines very quickly. So here in this post we will create multiple virtual machine with one Vagrantfile by using Vagrant. We will cover some examples from coding side in Vagrantfile, it will help you in your real time scenarios as well. As we know Vagrant…
Learn Vagrant provision with shell provisioner with examples. The Vagrant provision will help you to automate the installing the software, configurations and commands in your Vagrant Boxes.
In this post we will show how to create a single node Virtual Machine with Vagrant. As we know in our previous post we written about How to install Vagrant on Ubuntu and create first VM. We use Vagrant in our environment for doing lots of testing, POC(Proof Of Concept) and do some pre-work check…
Learn how to install the vagrant in Ubuntu System. We will also create a Virtual Machine by using Vagrant. Through Vagrant you easily automate your POC setup also.
KVM (for Kernel-based Virtual Machine) is a virtualization software.By using KVM you can create Virtual Machine. The Virtualization software like KVM and Virtual box are quite popular and heavily used by professionals. This post will guide you through how to install KVM on Ubuntu 20.04 LTS Desktop. This post is going to be very quick….
In this post, we will learn how to install ffmpeg on CentOS 8/RHEL 8. The ffmpeg is a program which is used in processing of multimedia content such as audio,video etc. It consist of many libraries and tools which helps to process the multimedia content. Through ffmpeg you can record,convert and stream the audio-video. Steps…