# Dockerfile and Docker composeContinue reading on TechManyu » Read More

In this deployment scenario, we aim to create a three-tier application architecture within a Kubernetes cluster. The application consists of a web tier, a Python Flask app tier, and a MySQL… Read More

Kubernetes Concepts With Examples Part 3This post is in continuation to out Part 1 of Kubernetes Concepts & Part 2 of Kubernetes ConceptsNetworking in KubernetesNetworking in Kubern… Read More

Kubernetes Concepts With Examples Part 2This post is in continuation to out Part 1 of Kubernetes Concepts.ConfigMaps and SecretsIn Kubernetes, ConfigMaps and Secrets are used to ma… Read More

Kubernetes Concepts With Examples Part 1Preparing for a Kubernetes interview involves a deep understanding of container orchestration, Kubernetes architecture, components, concepts, and… Read More

Leveraging the Power of Jenkins and Docker: Using volumes for persistent Jenkins data on a Docker host.ScenarioYour company wants to adopt new tools and strategies to improve productivi… Read More

Hey, Techies! We are back with another project and just like the title states we are going to create a free EC2 instance and automate the installation and configuration of an NGINX Web Serve… Read More

Alright! We have a fun one today! We get to play with AWS SQS, Lambda, API Gateway, Cloud 9 IDE, and last but not least Python!!Follow along as we dive into the step-by-step process of… Read More

How to install an NGINX web server on a Docker container.Welcome back Dev’s! Let’s go over the objective of this project!The objective is to create an EC2 instance using the… Read More

Welcome Back!Are you looking to revolutionize your notification workflows and streamline communication within your applications? Look no further! Join us on a captivating journey as we delve… Read More

Welcome Back! For this project, we are going to be creating a Dynamo DB table of the latest 10 movies to hit theaters this year! Some movies you already love and some you may have never hear… Read More

Imagine a world where global shipping operates with flawless precision, where containers effortlessly traverse continents, and where data loss and disrupted workloads are nothing but distant… Read More

Git/GitHub Tutorial: How to Fork a “Repo”, Make Changes in Git Using Vim, and Create a Pull Request for PublishingHey Devs, we are back with another step-by-step “how-to&rd&hell…Read More

We are back with another exciting project, this time in Amazon Web Services (AWS)!This week we will create an EC2 instance in AWS, then SSH into our EC2 instance and install Apache with… Read More

Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy, and HTTP cache. What sets NGINX apart from other web servers is its ability to handle thousands of… Read More

AWS Tutorial: Ten Proven Steps to Ensure Uninterrupted Web Application Availability on AWS with Autoscaling and Load BalancingHey Techies!!! Let’s jump back into AWS and have some fun!… Read More

Scenario:A software development team wants to set up Jenkins, a widespread continuous integration and continuous delivery (CI/CD) tool, using Docker Compose. They aim to have a Jenkins insta… Read More

Jenkins and Terraform: Orchestrating Scalable CI/CD EnvironmentsIn an era of rapid software development and deployment, organizations are increasingly adopting DevOps practices to streamline… Read More

Photo by Rubaitul Azad on UnsplashFor this week’s project I’m going to dive into the amazing world of Docker containers and create a Docker container to use as a web server… Read More

Photo by BuffikFor this project I will be diving into Python to create a script that catalogs files and directories on a system into a dictionary. For the purposes of this project I hav… Read More

HashiCorp Vault and Jenkins Credentials are both tools used for managing secrets and credentials in software development and IT operations. However, there are several ways in which HashiCorp… Read More

What is Microservice and Monolithic Architectures?By: contentstackInstead of jumping directly into Microservice & Monolith, deciding the architecture for the project is the most crucial… Read More

In the previous articles, I introduced Kubernetes Operator, wrote a basic Operator using Kubebuilder, and improved it afterward.Continue reading on TechManyu » Read More

Easily deploying a web app made with React, Node.js, Express, and MongoDB on Heroku by using a post-build script and connecting it with GitHub for automatic deployment of the app.Small… Read More

How to deploy your Node.js & MongoDB app/ REST-API to Heroku using Heroku CLI (.env variables included).All the necessary commands use to deploy will be there in this article.Prereq… Read More

MongoDB is the leading modern, general purpose database platform, designed to unleash the power of softwareContinue reading on TechManyu » Read More

How is Multi-Cloud strategy shaping cloud adoption among enterprises.Continue reading on TechManyu » Read More

OCI? CRI? What’s High-level and Low-level Container Runtime?Continue reading on TechManyu » Read More

Security checks in Kubernetes Cluster Using Kube-bench and Kube-hunterWe are now living in the Kubernetes world. Wherever you go the only word that you hear is Kubernetes. Well, how far is t… Read More

GitOps ToolsIn this post, I am going to explain what is GitOps and ArgoCD are and how to implement GitOps deployment model on your local development environment with k3s/k3d and ArgoCD… Read More

Detailed Information Step By Step: Beginners Guide on How to run GUI app in dockerContinue reading on TechManyu » Read More

Latest picks:Creating Self Hosted GitHub runners in a Kubernetes by Pavan KumarIntroduction to Istio Service Mesh by Pavan KumarSetup and operate ELK Stack on Kubernetes cluster us… Read More

Run your GitHub actions on your own Kubernetes clusterIn my previous article on Creating a GKE cluster with GitHub actions, we have used GitHub actions to create a GKE cluster. We used the r… Read More

Top Picks For This weekLatest picks:Building a message routing slack bot by Abhimanyu GargDeploying WordPress on Kubernetes with RDS using Terraform by Chethan AvinashIntroduction… Read More

Task ObjectiveWrite an Infrastructure as Code using Terraform, which automatically deploys WordPress.For the database use, RDS ( Relational Database Service ) provided by AWSDeploy Word… Read More

Let us suppose version:v1 of your application is being used by your customers. A new version:v2 of an application is developed and it has to be deployed in the production environment. But we… Read More

What is Istio Service Mesh?A service mesh is a one-stop solution for all the problems caused by microservices. The problems include Traffic Management, security, Telemetry, etc. Before… Read More

As discussed in my earlier article we would be working on a few real-time scenarios where we would be able to comprehend the important features of Istio service mesh. We would start this by… Read More

Alerting lets you take action based on changes in your data. In ELK stack, we can create alerts using Watcher. In our previous post, we…Continue reading on TechManyu » Read More

Slack bot is a way to automate tasks using code or scripts. With this bot script we can route slack messages to specific channels.Continue reading on TechManyu » Read More

Submit your Story to TechManyuAbout TechManyu PublicationTechManyu is an online publication of technology posts, tutorials, and stories, from contributors all over the world.We have bee… Read More

Introduction Kubernetes is the most popular container orchestrator currently available. It is already provided as a managed service by most cloud providers like Azure, AWS, GCP etc which… Read More

What is Argo CD? Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. Argo CD is implemented as a kubernetes controller which continuously monitors running applica… Read More

VPN or a Virtual Private Network offers you online privacy and anonymity while browsing. It masks your internet protocol address (IP) so that your actions are untraceable and IP Router Lo… Read More

Head injuries are a major cause of death, injury and disability among users of motorized two wheel vehicles.The lack or inappropriate use of helmets has been shown to increase the risk of fa… Read More

An ever-increasing trend towards digital transformation has impelled every enterprise to reconsider their modus operandi. As the buzz around digital transformation services isn’t going… Read More

In this article we are going to build a jenkins job Build Pipeline using the Groovy language which is the DSL (Domain specific) language…Continue reading on TechManyu » Read More

In this modern living, we are aging with the internet, or we are at the AGE OF THE INTERNET. The internet is a high-end science invention in this advanced technology. Also, it has bec… Read More

Alerting lets you take action based on changes in your data. In ELK stack, we can create alerts using Watcher. In our previous post, we discussed all aspects of alerting in ELK. Al… Read More

Introduction Alerting lets you take action based on changes in your data. It is designed around the principle that, if you can query something in Elasticsearch, you can alert on it. Simpl… Read More

Playstation Plus subscription is essential for experiencing PS4 gaming to the fullest. PS plus gives you access to multiplayer online gaming as well as some sweet discounts on games and you… Read More

Customer loyalty is a much more bankable asset than recruiting new. It is a measure of trust and a mark of quality in your products or services and, in fact, a stronger marketing tool for yo… Read More

Introduction ELK (Elastic, Logstash and Kibana) is one of the top used logging and monitoring solution as of today primary because its open source and the range of features it provides la… Read More

IntroductionThe real estate market is something that every person living in any country has to deal with, and as a result it makes a great topic about data analytics.There are 2 ways to capt… Read More

Introduction The real estate market is something that every person living in any country has to deal with, and as a result it makes a great topic about data analytics. There are 2… Read More

It’s been suggested that small- to medium-sized businesses will potentially be targeted more in the future by cyber criminals. The reason? Larger companies have in-house IT sta… Read More

While in school, you may have had “look right, look left, look right’ drummed into you so much that it’s second nature before you cross the street.  ‘Backup… Read More

WordPress has the most number of Plugins available for any content management platform and thats’ what makes it so cool and functionality…Continue reading on TechManyu » Read More

Watcher is an Elasticsearch feature that you can use to create actions based on conditions, which are periodically evaluated using queries on your data. Watches are helpful for analyzing mis… Read More

Technology has become an indispensable tool for many businesses. The practicality and convenience provided by tech products allow companies to grow and become more competitive without break… Read More

As Microservices is now becoming the most preferred method for creating cloud native distributed applications, it poses many security challenges. Secrets Management is a critical compone… Read More

The needs of every business is different. While a small start-up by a solo entrepreneur can run with just a laptop and an internet connection, these will no longer be adequate as the company… Read More

Kibana Spaces are like personas which can make specific features visible or hidden for users. By creating and configuring Spaces you can have control over which features are visible in e… Read More

Microservices architecture comes up with a different set of challenges when it comes to requirements like logging. Monoliths are deployed as a single application which means implementati… Read More

When it comes to collecting and shipping logs to Elastic stack, we usually hear about ELK – Elastic, Logstash and Kibana. It has almost become a synonym for Elastic stack. But when… Read More

One of the most damaging threats any business, big or small, could face is to become a victim of cybercrime such as ransomware. As the term suggests, ransomware is a malicious software desi… Read More

There is a huge industry wide shift towards Microservices replacing monolithic application stacks to provide simplified and quick application deployments, scale up/down capabilities and acce… Read More

Docker is used for Application virtualization. So ideally a single docker container should be used to run a single process. Running multiple services on a single container is not the recomme… Read More

Amazon Simple Notification Service (Amazon SNS) is a web service that enables applications, end-users, and devices to instantly send and receive notifications from the cloud. A Topic i… Read More

For user case where you want to skip MultiFactorAuthentication / PAM module like google authentication validation code for specific users and keep it enabled for the rest, below solution c… Read More

Things to know about AI and Machine Learning Evolving technologies has a great impact on businesses as it offers many opportunities and areas for development which can change the face of yo… Read More

About Vault and using Consul as backend- Vault is designed from the ground up as a secret management solution. As such, it protects secrets in transit and at rest. It provides multiple authe… Read More

As Cloud adoption is growing, it has become more important than ever to monitor your cloud resources, activities in your cloud accounts and track the events happening within your services. A… Read More

Follow my blog with Bloglovin The post Example Post appeared first on TechManyu Read More

Creating a clone/copy of an existing VM should ideally be done by creating an Image out of the VM and then using it to create a new VM. This is currently not the way we can do it in Azure b… Read More

Managing secrets, passwords, ssh keys, access keys etc and sharing with teams or end users securely has become very difficult in today’s complex infrastructure environments. This is wh… Read More

WordPress supports creation and configuration of subsites within the main site. These subsites work as completely new and independent sites with their own wordpress theme, plugins and datab… Read More

In my previous article, I covered the steps to automate disk snapshots in Azure (valid for encrypted as well as un-encrypted disks). Restoring or creating VM from un-encrypted disk snapshot… Read More

In Azure there are two ways to backup your Virtual Machines. First method is using the native Backup service which creates restore points of the VM periodically based on the policy selected… Read More

Multi-factor authentication (MFA) is a method of access control in which two or more ways of authentication mechanisms are used to authenticate a user and allow access. Azu… Read More

“Chef is used to streamline the task of configuring and maintaining a company’s servers, and can integrate with cloud-based platforms such as Internap, Amazon EC2,&nbs&helli…Read More

Microsoft introduced Azure Managed Disks recently (Feb 2017) which makes the disk management very easy and completely scalable. This means unlike Unmanaged disks, you don’t have to co… Read More

Here is a collection of 25 most useful and interesting websites you wish you knew earlier. These websites are just amazing in the way they provide you with such cool functionalities with eas… Read More

WordPress has the most number of Plugins available for any content management platform and thats’ what makes it so cool and functionality rich. Selection of Plugins depend on the natur… Read More

test The post news testing appeared first on TechManyu Read More

JetPack Blog Subscription is the best widget out there in my opinion to capture subscribers on your blog. Its easy to configure and encapsulates well with WordPress. What I have experienced… Read More

Getting the following error when trying to uninstall Sitecore? Steps to fix- Open Regedit. Navigate to HKEY_LOCAL_MACHINE \ SOFTWARE \ Wow6432Node \ Sitecore CMS and delete the registr… Read More

A CrossDomain.xml file is an XML document that grants a web client—such as Adobe Flash Player, Adobe Reader, etc.—permission to handle data across multiple domains. -From Adobe… Read More

Event Tagging or Tracking is the best way to know the user actions on your website. For example, how many times user has clicked on a particular link\button or downloaded a form or submitted… Read More

Getting Exception while editing the Presentation details of Sitecore item? [ArgumentNullException: Value cannot be null. Parameter name: value] Sitecore.Diagnostics.Assert.ArgumentNotNull(… Read More

.NET framework currently does not support direct (native) SFTP operations. We have to use available 3rd party libraries or components to perform these operations and SSH.NET is one of the be… Read More

IIS is configured in such a way that it will deny request for any unexpected file types like .woff and .woff2. This is the reason it throws HTTP 404 Not Found error even though the files exi… Read More

To install a Sitecore package follow the below steps- (For steps on how to create a package Click here) Select Installation Wizard from the Sitecore desktop start menu– Installa… Read More

The best way to move content from one Sitecore instance to other or between different environments is by packaging items and then installing them to other instance. Steps – (Using Pack… Read More

404 custom redirect URL can be set in two ways- Using Web.config Add the following section to the web.config file of the .NET application- Using IIS Manager Open IIS Manager by typing &lsqu&hell…Read More

“Is rendered item valid XHTML document” validation error in Sitecore can occur due to multiple reasons but most common is while Approving an item (in Review tab) due to… Read More

Web.Config access issue can occur due to multiple reasons. First of all there is no problem with the config file so no change is required in the config file. The identity on which the… Read More

To add a vertical scroll bar to an aspx page, just add the below styling – Set the style – style=”overflow-y:auto; height:100%;” This can be added to page Body or Div… Read More

Rebuilding an index drops and re-creates the index. This removes fragmentation, reclaims disk space by compacting the pages based on the existing fill factor setting, and reorders the index… Read More

As we know there are many service providers which restrict the content availability based on the region from where it is accessed. For example, StarSports live streaming is availab… Read More