- We can create and configure an instance of RequestParser. We use this instance in our controller's handler methods such as .get() or .post() to validate the client's request.
- WebSockets – a client and server built using Web Sockets can initiate a request to one another in either direction. This is in contrast to a RESTful API service where only the client can initiate a request to the server.
- Flask-SocketIO does not include an in-built validation class like Flask-RESTful. You have to perform input validation manually. Alternatively, you could also find a suitable third-party Python module to use from PyPi.org.
- The templates folder is the default location where the Flask framework looks for template files. It's in this location where we store our HTML pages and templates.
- We should initialize event listeners and the web page content in the document ready function, which is called once the web page has...
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