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Hands-On High Performance with Go

You're reading from   Hands-On High Performance with Go Boost and optimize the performance of your Golang applications at scale with resilience

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Product type Paperback
Published in Mar 2020
Publisher Packt
ISBN-13 9781789805789
Length 406 pages
Edition 1st Edition
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Author (1):
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Bob Strecansky Bob Strecansky
Author Profile Icon Bob Strecansky
Bob Strecansky
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Table of Contents (20) Chapters Close

Preface 1. Section 1: Learning about Performance in Go
2. Introduction to Performance in Go FREE CHAPTER 3. Data Structures and Algorithms 4. Understanding Concurrency 5. STL Algorithm Equivalents in Go 6. Matrix and Vector Computation in Go 7. Section 2: Applying Performance Concepts in Go
8. Composing Readable Go Code 9. Template Programming in Go 10. Memory Management in Go 11. GPU Parallelization in Go 12. Compile Time Evaluations in Go 13. Section 3: Deploying, Monitoring, and Iterating on Go Programs with Performance in Mind
14. Building and Deploying Go Code 15. Profiling Go Code 16. Tracing Go Code 17. Clusters and Job Queues 18. Comparing Code Quality Across Versions 19. Other Books You May Enjoy

Go run – executing your packages

go run runs and compiles a named Go program. The invocation stanza for go run is go run [build flags] [-exec xprog] package [arguments...].

Go run allows a developer to quickly compile and run a go binary in one operation. During this process, go run builds the executable file, runs it, and then deletes the executable file. This is particularly helpful in a development environment. As you rapidly iterate on your Go program, go run can be used as a shortcut to validate that the code you are changing will result in a build artifact that you deem acceptable for use. As we learned earlier in this chapter, the build flags for many of these tools are consistent.

goRun.go is one of the simplest possible go programs. It has no arguments, just an empty main() function invocation. We are using this as an example to show this process with no additional...

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