command line arguments

In a Node.js application, you can accept arguments from the command line by following these steps: When invoking your Node.js application from the command line, you can pass any number of arguments. For example: node app.js Arguments can be standalone values or have a key-value pair format. To retrieve the command line arguments in your Node.js code, you can use the process object provided by Node.js. This object exposes an argv property, which is an array containing all the command line arguments....

When running a Python program from the command line, you have the ability to pass additional arguments and options. This can be done by using the sys module from the standard library. However, handling arguments this way requires manual validation and error handling. A better alternative is to use the argparse package, which is specifically designed for this purpose. To begin, import the argparse module and create an instance of ArgumentParser, providing a description of your program:...