August 2019
Beginner to intermediate
798 pages
17h 2m
English
Content preview from Mastering Go - Second Edition
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Handling UNIX signals
Go provides the os/signal package to help developers to work with signals. This section will show you how to use it for UNIX signal handling.
First, let me present some useful information about UNIX signals. Have you ever pressed Ctrl+C in order to stop a running program? If your answer is "yes," then you are already familiar with signals because Ctrl+C sends the SIGINT signal to a program. Strictly speaking, UNIX signals are software interrupts that can be accessed either by name or by number, and they offer a way to handle asynchronous events on a UNIX system. Generally speaking, it is safer to send a signal by name because you are less likely to send the wrong signal accidentally.
A program cannot handle all of 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.