When we are programming, then sometimes we are fetching errors. How to solve this error easily? When we are fetching an error, Then we see this error message on the console. If we try to understand the error message well, so this error half is solved. …

What is React: React is is a javascript library, it is not exactly a framework. React is used to build single-page applications. React allows us to create reusable User Interface components. What is JSX: Actually jsx looks like HTML. But we will not call it HTML. Its stands for javascript…

ParseInt: If you convert a string to an integer then you can use a build-in function parseInt().