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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Wrapping Up
In this chapter, you used several tools provided by Go to measure and analyze the performance of your programs. You started by developing a tool that processes content from CSV files. You used benchmarks to measure its speed. Then you used the profiler to look for bottlenecks. You iteratively improved the tool by using the results of the profiler and tracer tools. You developed a new version of the tool that processes files concurrently. Finally, you used the same techniques to analyze this version and made improvements to run the code more efficiently across the available CPUs.
In the next chapter, you’ll design tools that execute external commands and capture their output. You’ll interact with system processes. You’ll use some ...
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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.