April 2017
Beginner
504 pages
14h 11m
English
Content preview from Java 9 Programming By Example
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Writing servlets
Servlets are Java classes that are executed in a web server that implements the servlet container environment. The first web servers could only deliver static HTML files to the browsers. For each URL, there was an HTML page on the web server and the server delivered the content of this file, in response to a request sent by the browser. Very soon, there was a need to extend the web servers to be able to start some program that calculates the content of the response, on the fly, when the request is processed.
The first standard to do that defined CGI. It started a new process to respond to a request. The new process got the request on its standard input, and the standard output was sent back to the client. This approach wastes ...
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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.