August 2019
Beginner to intermediate
798 pages
17h 2m
English
Content preview from Mastering Go - Second Edition
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Exercises
- Create a pipeline that reads text files, finds the number of occurrences of a given phrase in each text file, and calculate the total number of occurrences of the phrase in all files.
- Create a pipeline for calculating the sum of the squares of all of the natural numbers in a given range.
- Remove the time.Sleep(1 * time.Second) statement from the simple.go program and see what happens. Why is that?
- Modify the Go code of pipeline.go in order to create a pipeline with five functions and the appropriate number of channels.
- Modify the Go code of pipeline.go in order to find out what will happen when you forget to close the out channel of the first() function.
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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.