March 2022
Intermediate to advanced
400 pages
10h 10m
English
Content preview from Cloud Computing, 2nd Edition
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Web Services and Loose Coupling
As you have learned, a web service contains code that programs can call from across the Internet to perform a specific operation. The term “coupling” describes the degree of dependence between a calling program and the web service. Ideally, to use a web service, a program need only know the location of the web service (its URL), the name of the functions (methods) the web service provides, and parameters the program can pass to the functions. In this way, programs and web services are said to be loosely coupled.
Because of a program’s loosely coupled relationship to a web service, it is possible for a developer to update a web service with a newer version (perhaps a faster version) and for programs that use the ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.