December 2021
Intermediate to advanced
510 pages
11h 20m
English
Content preview from Powerful Command-Line Applications in GoBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Improving the colStats Tool to Process Files Concurrently
As you noticed from the tracer output, the tool is processing files sequentially. This isn’t efficient since several files have to be processed. By changing the program to process files concurrently, you can benefit from multiprocessor machines and use more CPUs, generally making the program run faster. The program will spend less time waiting for resources and more time processing files.
One of the main benefits of Go is its concurrency model. Go includes concurrency primitives that allow you to add concurrency to your programs in a more intuitive way. By using goroutines and channels. you can modify the current colStats tool to process several files concurrently by making changes to ...
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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.
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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.