Complete Git Guide: Understand and Master Git and GitHub - Installing the Jest NPM Package for Testing

In this video tutorial, the instructor guides viewers through setting up a Node.js application using the NPM INIT command. A README.md file is added, and the package.json file is examined. The instructor demonstrates installing the Jest package as a development dependency using the NPM install command with the -D flag. The importance of adding node_modules to the .gitignore file is explained. The video concludes with a demonstration of configuring and running Jest tests, noting that no tests are currently present. The next lecture will cover creating modules and sample tests.

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