You can specify the private key to use when executing shell commands on Git by setting the GIT_SSH_COMMAND environment variable. Lets see the steps to specify the private SSH Key.

In Kubernetes, a cron job is a type of Kubernetes resource that enables you to run a job on a scheduled basis. It works by creating a Job object that runs on a recurring schedule, similar to a standard cron job as below.

Terraform allows you to describe your complete infrastructure in the form of code. Even if your servers come from different providers such as AWS, Terraform helps you build and manage these resources in parallel across providers.

The "cannot decode dynamic from flatmap" error message typically occurs when there is a mismatch between the remote state that Terraform expects to find and the actual state stored in the backend.

To pass multiple bootstrap actions in AWS EMR using Terraform, you can use the bootstrap_action block multiple times within your EMR cluster resource.

In Node.js, you can read environment variables using the process.env object. This object provides access to all environment variables that are set when the Node.js process was started.

In Node.js, you can write data to files using the built-in fs module. fs.writeFile() function is used to writing a file asynchronously. fs.writeFileSync() function is used to writing a file synchronously.