Docker

Either its applications update or a clusters upgrade, from infrastructure to application layer, everything must be updated periodically to keep up with latest security issues, features and resolve bugs. Kubernetes releases a new minor version approximately every 4 months (3 times a year). With every release, several APIs are promoted…

Create your docker image so light that docker whale doesn’t swim, it flies! — With the increasing scale of development required to build an product, a large number of developers are required to develop, share and maintain the code. And as each of the developer’s environment are different from one another, it becomes quite a hassle to create similar environments with similar library versions…

For the past couple of months, I spent my time heavily on infrastructure and CICD DevOps activity to host my applications, web, and backend application on Azure Kubernetes Cluster. Also if you follow me, my last few articles were all about a complete setup overview regarding CICD and security. …

The problem Your IDE’s debugger can’t connect to the Java debug server running inside a Docker container. The solution In your java args, in the JDWP (huh?) config, use address=*:5005 instead of address=5005. Your final options might look like this: java -agentlib:jdwp=transport=dt_socket,...,address=*:5005 -jar blah.jar The why Dunno. Just… because. What’s…

Hello, The way we host our Sitecore infrastructure is rapidly changing. I remember the days when we hosted Sitecore instances on virtual machines and connected to them through RDP. Then the Azure PaaS came, and we started to host Sitecore as a webapp. And now we have Docker with Kubernetes…

What is Kubernetes Deployment? A Kubernetes Deployment tells Kubernetes how to create or modify instances of the pods that hold a containerized application.Deployments can enable the controlled rollout of updated code, grow the number of replica pods effectively, or, if necessary, roll back to a previous deployment version. There are two ways for configure…

I recently encountered an issue with the routing mesh of a Docker swarm running on a ESX environment. Docker hosts with VMXNET3 network cards do not properly route requests that use the mesh network. It took disabling network transmission checksums using ethtool to work around the issue: root@localhost:/ethtool -K eth0…

In this article, we will learn how to build a user input application using Node Express, Docker, and AWS services. Indeed, we will first create a Node Express application in our local environment, then a Docker file to create a Docker image and a container, and finally an AWS ECR…

TL;DR In this tutorial I will demonstrate how to Dockerize a React + Flask + PostgreSQL application that uses both HTTP and WebSocket communication protocols. Background I wanted to containerize a full-stack web application with Docker to be able to package up all the code and its dependencies and be able to…