DigitalVarys

Kafka vs ActiveMQ vs RabbitMQ vs ZeroMQ

Introduction Communication between Microservices is very important. We cannot afford to lose even a single message in the communications. Hence, we had two different Communication methods for microservices. We call those are Asynchronous and Synchronous Communications. Synchronous communication will wait for the response but on the other hand, Asynchronous communication will not wait for the…

As Part of the Complete Terraform Tutorial this is Part - 6 - Terraform Backends. Explaining about what is Terraform Backed, How to Configure it and What are the different types of Terraform Backends.

Terraform backend is like the repository of instruction to load and run the terraform state especially when the operation like terraform applies executed. Backend is very important when you are developing the infrastructure with a big team. So, Understanding the Terraform Backend is very important. This is part 6 of the Complete Terraform Tutorial series explaining what Terraform Backend is and…

As part of the Complete #Terraform #Tutorial Series, This is Part - 5 #TerraformModules. Which explains What is Terraform Modules?, How to Write it?, Terraform Registry, Best Practice of writing it. Follow #Digitalvarys

As part of or Complete Terraform Tutorial, this is Part – 5 explaining about Terraform Modules and how to create Re-Useable Terraform Modules. In our Terraform Tutorial series, we have already discussed on Terraform Modules as an introduction (Terraform Modules – Digitalvarys). This article is about learning how to create re-useable Terraform Modules and how can we use it. Especially, when to use…

As part of Complete #Terraform #Tutorial, This is part 4 explaining #Terraform #State and the features of it.

As part of or Complete Terraform Tutorial, this is Part – 4 explaining about Terraform State. Terraform will store the record of the infrastructure created right after the terraform apply command. This will be stored in the file called terraform.tfstate. Challenge with the Infrastructure as code is when you have bigger infrastructure created by itself, change versions and workflow, It is very…

As part of the Complete #TerraformTutorial, This is Part-3, An article of What is #TerraformCLI and the different command of it. #terraform

As part of or Complete Terraform Tutorial, this is Part -3 explaining about Terraform CLI. Terraform platform can be easily accessible from the Command Line Interface. Terraform CLI is the most powerful and efficient way to access the Terraform. Terraform CLI can be vastly used for automating with operating system native scripts (Shell, PowerShell, etc). In this article, we will see the detailed…

As part of DigitalVarys' Complete Terraform #Tutorial, we are approaching to learn about How to write the #Terraform Configuration File as Part-2 of the series.

The next step to learn the Terraform is to get the knowledge on Terraform configuration files and it is one of the important parts you should know before using the terraform. Because this will also give you the complete insight of how Terraform works and how you can utilize the complete feature and functionality of the Terraform. So, As part of the Complete Terraform Tutorial, we will see in…

As the series of #Terraform #Tutorial, this is an article on why the Terraform is needed, how to install the Terraform & Basic Command of the Terraform. Read More...

Terraform is an Opensource tool that will provide Infrastructure as code. Infrastructure as Code is a system that stores the machine-readable file to manage, provision, and configure the Software Infrastructure from Cloud computing. So, Terraform will define your Cloud Infrastructure with some popular Cloud provides including AWS, Azure, Google Cloud Platform, DigitalOcean, CloudFlare, and more.…

Read this Article for clear and Step by step instruction on How to Configure and Running #Jenkins Behind #Apache #Reverse #Proxy with Advantages of it. #reverseproxy #jenkins #CICD

Running Jenkins in its default server will be difficult to manage sometimes. Running Jenkins behind Reverse Proxy is recommended if you want to manage Jenkins hosting and a certain level of access management in traffic. In this article, we will discuss How to Configure and Running Jenkins Behind Apache Reverse Proxy with the benefits of it. We will see the Procedure in the step by step points.…

Running The #Ansible with Playbook is more powerful way of doing #Configuration #management. This is the article about How to Write an #Ansible #Playbook.

Ansible is one of the popular Opensource Software Configuration Management tools compared with other tools. In our previous article, we have discussed How to Create an Ansible Inventory. As we discussed, ansible is mainly used for IT Automation, Provisioning, and Application Deployment purpose. Ansible will play its role with multiple managed nodes like App servers, Database, and more. Running…

#Ansible is one of the popular Opensource Software #ConfigurationManagement tools. As a first step of learning the enterprise standard #IT #automation tool, we start with How to Create an #Ansible #Inventory. Read more..

Ansible is one of the popular Opensource Software Configuration Management tools compared with other tools. Which is mainly used for IT Automation, Provisioning, and Application Deployment purpose. Ansible will play its role with multiple managed nodes like App servers, Database, and more. It uses SSH to connect with the nodes where it needs to do configuration management. But, in order to…

o, how we are making this data transmission more secure? Here comes #Cryptography. Read this article to know What is Cryptography and Its Types? #TypesOfCryptography #SymmetricCryptography #AsymmetricCryptography

In this modern world, Communication by means of data transmission is playing a vital role. So, how we are making this data transmission more secure? Here comes cryptography. Crypt – ‘hidden’ Graphy – ‘writing’. In layman language, hiding information from the outside world and let only the right receiver know how to see it. In this article, we will discuss what is Cryptography and its types.

What…

Step by Step procedure for Upgrading #Jenkins and Some Important Checklist of Post Upgrade Activities #UpgradingJenkins #JenkinsMaintenance

As we know Jenkins is one of the most used opensource automation tools. Since it is highly reliable and stable, it is highly recommended for enterprise CICDand another automation purpose. Although it is highly reliable and stable, we need to be careful when we upgrade Jenkins to new versions of Jenkins. Especially, when we have a big set of plugins, we should take care of the stability of…

A Detailed discussion on Factors of Good The #CMS platforms and #Top Content Management System (#CMS) Platforms. in the market.

The Content Management System is the platform to Create, Update, Delete and Manage the Web contents and digital contents. Mostly, Content Management Systems are used for Enterprise Content Management (ECM) and Web Content Management(WCM) where ECM is can be used for Document management, Digital asset management and more. While, WCM is used for Website contents like photo, video, audio, Source…

An Article about What is #Blue-Green #Deployment?, Pros and Cons of it and How we can achieve #ZeroDowntime with the Blue-Green Deployment.

Releasing complex applications with Zero downtime is always difficult to achieve. People always come with a solution to face such problems. So, Blue-Green Deployment is one of the strategies to deploy an application without having Downtime. In this article, we will discuss What is Blue-Green Deployment and How It is helping us with Zero Downtime Release.

Blue-Green Deployment

Blue and…

People often get confused with #GitMerge and #GitRebase as both are performing similar operations. In this article, we will discuss what is Git #Merge and #Rebase and what is the difference between Git #Merge vs #Rebase.

GIT is the most used and powerful among the Version Control Systems. We have already discussed Some Basic Git Operations in our Git Basics and Beginner Guide and In detail, we have discussed GIT Branch and its Operations. One of the other important operations in Git is Merge and Rebase. People often get confused with Git Merge and Rebase as both are performing similar operations. In this article,…