May 2025
Intermediate to advanced
270 pages
6h 55m
English
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Crossing the Internet with One Request
What happens when a user writes the name of your domain in the address bar of their browser and hits “Return”? Turns out, a lot. The following is a summary of everything that takes place for you to fetch a website from the Internet:
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The client initiates the request. For example, the URL is entered into the browser address bar, and the user hits “Return.”
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A DNS Lookup is performed. This means that the browser needs to find the IP address corresponding to the domain name. On the Internet, there are specialized DNS servers that resolve domain names, return IP addresses, and allow the browser to send requests to the right place.
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A TCP connection is established with the server found in the IP address obtained ...
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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.