July 2017
Beginner to intermediate
358 pages
10h 54m
English
Content preview from Building Microservices with Go
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CORS
Assuming your users are using a desktop browser that has been released in the last five years, or a mobile browser such as iOS 9 or Android 4.2+, then implementing CORS will be more than enough. http://caniuse.com/#feat=cors says that it is over 92% of all Internet users. I was looking forward to bashing IE for the lack of full adoption; however, since this has been supported since IE8 I will have to complain about mobile users.
CORS is a W3C proposal to standardize cross-origin requests from the browser. It works by the browsers built in HTTP client making an OPTIONS request to a URI before the real request.
If the server at the other end returns a header that contains the origin of the domain from which the script is being loaded, ...
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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.