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Go Programming - From Beginner to Professional

Go Programming - From Beginner to Professional - Second Edition

By : Samantha Coyle
4.5 (14)
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Go Programming - From Beginner to Professional

Go Programming - From Beginner to Professional

4.5 (14)
By: Samantha Coyle

Overview of this book

Go Programming – From Beginner to Professional is a comprehensive guide that takes your proficiency in the Go programming language from novice to expert. Starting with fundamental concepts, this book covers variables, command-line tools, and working with data before delving into advanced concepts, including error handling, interfaces, and generics, harnessing Go’s latest features through hands-on exercises. Along the way, you’ll learn to structure projects using Go modules, manage packages effectively, and master debugging techniques. As you progress, you’ll get to grips with practical application-centric aspects such as command-line programming, file manipulation, and working with SQL databases. Additionally, the book explores web server development, RESTful APIs, and utilizing the Go HTTP client to interact with web applications. Further enhancing your Go skills, you’ll learn concurrent programming, testing methodologies, Go tools, and how to deploy applications in the cloud. Throughout the book, you’ll uncover Go’s hidden gems and gain insights into time manipulation, best practices, and more. By the end of this book, you’ll have worked through practical exercises and activities that’ll equip you with the knowledge and skills needed to excel as a proficient Go developer, primed for success in real-world projects.
Table of Contents (30 chapters)
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1
Part 1: Scripts
6
Part 2: Components
11
Part 3: Modules
16
Part 4: Applications
20
Part 5: Building For The Web
23
Part 6: Professional

Formatting time

So far in this chapter, you may have noticed that the dates are pretty ugly. I mean, take a look at the following lines:

The transaction has started at: 2023-09-27 13:50:58.2715452 +0200 CEST m=+0.002992801

These were intentionally left there to force you to think about whether this is all that Go can do. Is there a way to format these lines to make them more convenient and easier to read? If so, what are those extra lines?

Here, we will answer those questions. When we talk about time formatting, there are two main concepts we are referring to. The first option is for instances when we would like our time variable to output a desirable-looking string when we use it in print, and the second option is for when we would like to take a string and parse it to a specific format. Both have their own use cases; we are going to look at them in more detail as I teach you how to use both.

First, we are going to learn about the Parse() function. This function has essentially...

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Go Programming - From Beginner to Professional
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