Once you have installed the Docker Engine in your machine and when you access the docker commands like create or list out the docker containers from your USER account, you may received an error,

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If you may received an error when you use CURL command on your terminal "sudo: curl: command not found" which means the curl command it installed in your machine either Ubuntu or CentOS operating system.

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Docker bundle our software into standardized units called containers. Containers that have all the necessary elements which the software needs to run including libraries, system tools, code, and runtime.

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Node. js is primarily used for non-blocking, event-driven servers, due to its single-threaded nature. It's used for traditional web sites and back-end API services like web App or Mobile App. But it was developed with real-time, push-based architectures in mind.

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FileZilla is a cost free open source and cross-platform to use FTP clients. It is used to communicate with the FTP server for uploading and downloading of files. FileZilla supports both Client side and Server side applications.

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The CloudFront cache response in the edge location based on the cache control header. The CloudFront monitor the cache expires time and serves cached files until the cache expires. We can immediately invalidate the cache from the CloudFront directly by the AWS CLI command or the AWS CloudFront console.

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The AWS Command Line Interface (CLI) is an open source tool to access the AWS services using the command your terminal window. The AWS CLI version 2 is the latest version of the AWS CLI, some functionaries are not working in AWS CLI version 1, so you should update to AWS CLI version 2.

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