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Getting Started with V Programming

You're reading from   Getting Started with V Programming An end-to-end guide to adopting the V language from basic variables and modules to advanced concurrency

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Product type Paperback
Published in Dec 2021
Publisher Packt
ISBN-13 9781839213434
Length 408 pages
Edition 1st Edition
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Author (1):
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Navule Pavan Kumar Rao Navule Pavan Kumar Rao
Author Profile Icon Navule Pavan Kumar Rao
Navule Pavan Kumar Rao
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Table of Contents (19) Chapters Close

Preface 1. Section 1: Introduction to the V Programming Language
2. Chapter 1: Introduction to V Programming FREE CHAPTER 3. Chapter 2: Installing V Programming 4. Section 2: Basics of V Programming
5. Chapter 3: Variables, Constants, and Code Comments 6. Chapter 4: Primitive Data Types 7. Chapter 5: Arrays and Maps 8. Chapter 6: Conditionals and Iterative Statements 9. Chapter 7: Functions 10. Chapter 8: Structs 11. Chapter 9: Modules 12. Section 3: Advanced Concepts in V Programming
13. Chapter 10: Concurrency 14. Chapter 11: Channels – An Advanced Concurrency Pattern 15. Chapter 12: Testing 16. Chapter 13: Introduction to JSON and ORM 17. Chapter 14: Building a Microservice 18. Other Books You May Enjoy

Getting started with concurrency

Before we deep dive into the programming world of concurrency, we ought to know a couple of basics about time, a standard library in V, and the thread type. In this section, I will provide a very brief introduction to the time module and the thread type. Understanding these concepts will be helpful as we continue this chapter.

Understanding the time module

V ships along with it a classy suite of handy libraries and time is among them. I will be using the time module to mimic long-running activities in functions that run concurrently. To use the time module, you need to import it, as follows:

import time

The time module in V has a vast number of functionalities, including telling the current time on the system using the time.now() expression. If we are just interested in the hours, minutes, and seconds part of the time at the time of execution, you can write the corresponding expression as time.now().hhmmss(). These are a few functions among...

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