Dockerfile is a file that lists the steps by which a docker image can be created locally, The image then is verified ( by yourself to see if it is desired ) and then is uploaded to the hub so that others can download that to spin containers. Lets take…

Dockers were designed to pack and ship applications in an independent / isolated objects with life — containers . The user who uses these containers sees that a container is an isolated machine[We will talk about process ,resource isolation later ] and can run the code /app inside that. The…

Kubernetes is an orchestration/management service that helps you to deploy, maintain and un-deploy the containers. Architecture:- Node is a server/machine(managed by master node)where the containers are deployed. A Node was called a minion initially. A group of nodes is called a cluster. Where is the cluster information stored:- on the…

Probably, this can help you to improve your database performance significantly in production. Some problems are not obvious but they are common across platforms or tech stacks but are not triaged or get unearthed until you see production down situation or varying/slow responses reported by the users. The performance of…

Suppose you have a website that helps people file Income Tax returns where a user logs in to your website to fill in his details and attach documents for further processing. The backend of your system validates the data, does some needed transformations or formatting of the data, and then…