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  React JS What is the work of ReactJS   it is a framework to build a frontend APP  developed by Facebook. With JavaScript, you can build dynamic applications where the browser performs a substantial part of functions, so they can work without contacting the server. It also allows the data and interface to be updated independently in just a part of an app (without reloading it). The main feature of React.js that distinguishes it from other popular JavaScript frameworks is flexibility. You can take a library and use it to display a simple page or a view, but you can also combine React.js with other tools and use it as a framework that will lay the foundation for a complex application. Understanding the component   These are the building blocks that can be put together to create an application. With React.js it's relatively easy to build custom components, which is a very important feature since building custom components is needed. Components accept arbitrary ...

  Rest Services   REST versus SOAP. It's been an issue for a while now. And really, they’re just two answers to the same question: how to access web services.   What is SOAP?   SOAP is a protocol that was planned before REST and came into the image. The fundamental thought behind planning SOAP was to guarantee that projects based on various platforms and programming languages could exchange data in a simple way. SOAP stands for Simple Object Access Protocol. What is REST?  REST is not HTTP but it is using HTTP  REST is not protocol but it using some protocol REST is a guideline to build a performance and scalable system on web REST gives a lighter-weight option. Numerous designers discovered SOAP  uncomfortable  and difficult to utilize. For instance, working with SOAP in JavaScript implies composing a huge load of code to perform basic tasks since you should make the necessary XML structure without fail.   Rather than utili...