A web API (application programming interface) is an application dedicated to transferring data. Accessing a web API is the same as accessing any other web page via a URL. The difference is APIs aren’t easy for people to read. The data returned by an API is formatted for machines.
I refer to The Linux Command Line by William Shotts every day on the job. The book is freely available online at the link below. This is a short post sharing what I learned from the book about package managers.