Book Image

Hands-On Design Patterns and Best Practices with Julia

By : Tom Kwong
Book Image

Hands-On Design Patterns and Best Practices with Julia

By: Tom Kwong

Overview of this book

Design patterns are fundamental techniques for developing reusable and maintainable code. They provide a set of proven solutions that allow developers to solve problems in software development quickly. This book will demonstrate how to leverage design patterns with real-world applications. Starting with an overview of design patterns and best practices in application design, you'll learn about some of the most fundamental Julia features such as modules, data types, functions/interfaces, and metaprogramming. You'll then get to grips with the modern Julia design patterns for building large-scale applications with a focus on performance, reusability, robustness, and maintainability. The book also covers anti-patterns and how to avoid common mistakes and pitfalls in development. You'll see how traditional object-oriented patterns can be implemented differently and more effectively in Julia. Finally, you'll explore various use cases and examples, such as how expert Julia developers use design patterns in their open source packages. By the end of this Julia programming book, you'll have learned methods to improve software design, extensibility, and reusability, and be able to use design patterns efficiently to overcome common challenges in software development.
Table of Contents (19 chapters)
1
Section 1: Getting Started with Design Patterns
3
Section 2: Julia Fundamentals
7
Section 3: Implementing Design Patterns
15
Section 4: Advanced Topics

Working with namespaces, modules, and packages

The Julia ecosystem lives on a namespace; in fact, this is the only way we can keep things in order. Why do I say that? The reason is that namespaces are used to logically separate fragments of source code so that they can be developed independently without affecting each other. If I define a function in one namespace, I will still be able to define another function in a different namespace even though both functions have the same name. 

In Julia, namespaces are created using modules and submodules. In order to manage distribution and dependencies, modules are generally organized as packages. There is a standard directory structure for Julia packages. Although the top level directory structure is well defined, the programmer still has a lot of freedom in organizing source files.

In this section, we will explore the following...