The docker build command is used to create a Docker image from a set of instructions defined in a Dockerfile. The Dockerfile contains a sequence of commands and settings that specify how the image should be constructed. When you run docker build, Docker reads the Dockerfile, executes the instructions in order, and creates a new …
Containerizing an application typically involves creating a Docker image that packages your application and its dependencies. Below, I’ll walk you through the steps to containerize a simple Python web application using Docker. This example assumes you have Docker installed on your system. Here’s a step-by-step guide: # app.py from flask import Flask app = Flask(__name__) …
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In the context of containerization and technologies like Docker, an “image” refers to a lightweight, standalone, and executable package that includes everything needed to run an application. It serves as a template or blueprint for creating one or more container instances. Images are a fundamental concept in container technology, and they play a crucial role …
A container is a lightweight, standalone, and executable package that includes everything needed to run a piece of software, including the code, runtime, system tools, libraries, and settings. Containers provide a consistent and isolated environment for applications, allowing them to run reliably across different computing environments, such as development laptops, test servers, and production systems. …
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