Another tenet of functional programming philosophy is not to modify data outside the function. In practice, this means to avoid modifying the input arguments to a function. Instead, the return ...

you’ll be eligible for computer programming roles and similar job titles like web developer, data analyst, technical support specialist and web designer. Most employers prefer computer ...

Its use in data science and machine learning is in this vein, but that’s just one incarnation of the general idea. If you have applications or program domains that cannot talk to each other ...