Node.js
 Node.js is a cross-platform environment and library for running JavaScript applications which is used to create networking and server-side applications.Node.js is a very powerful JavaScript-based platform built on Google Chrome's JavaScript V8 Engine. It is used to develop I/O intensive web applications like video streaming sites, single-page applications, and other web applications. Node.js is open source, completely free, and used by thousands of developers around the world.
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Angular js
 AngularJs is a Javscript open source front-end framework that is mainly used to develop single page web applications(SPAs).It is a continously growing and expanding framework which provides better ways for developing web applications.It changes the static HTML to dynamic HTML.It’s features like dynamic binding and dependency injection eliminates the need of code that we have to write otherwise.AngularJs is rapidly growing and because of this reason we have different versions of AngularJs with the latest stable being 1.7.7 . It is also important to note that Angular is different from AngularJs. It is an open source project which can be freely used and changed by anyone.It extends HTML attributes with Directives, and data is binded with HTML.
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Node.js deployment
 Node.js is an open source and cross-platform runtime environment for executing JavaScript code outside of a browser. NodeJS is not a framework and it’s not a programming language.Developers prefer to use Node.js because it is easily scale the application in both horizontal and vertical direction. We can also add extra resources during the scalability of application. It is an open source, a server-side script which runs on the top of Google’s open-source scripting engine V8. Node.js is fast, lightweight and efficient. It uses the asynchronous mode of operation, event-driven Input/Output rather than using the traditional threads or separate threads for each process.
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Unit testing
 Unit testing using python
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ASCII snow
 creates a snow animation using ASCII values
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