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Brice Wilson

Node.js is built from the ground up to support asynchronous coding patterns. This course will teach you multiple techniques for writing modern, asynchronous JavaScript that helps you deliver fast and responsive Node applications.

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Node.js is built from the ground up to support asynchronous coding patterns. This course will teach you multiple techniques for writing modern, asynchronous JavaScript that helps you deliver fast and responsive Node applications.

Node.js was built to run on a single thread using non-blocking I/O calls. Building apps for this environment requires extensive use of asynchronous code. In this course, Async Patterns in Node.js, you'll learn multiple techniques to write efficient asynchronous code using modern JavaScript. First, you’ll explore how the Node event loop works and how to write asynchronous code with callbacks that adhere to conventions followed in the Node community. Next, you’ll discover how to use Promises and the async/await keywords to write asynchronous code that’s easier to read. Finally, you’ll learn how to write event-driven code with EventEmitters and use worker threads to tackle CPU-intensive tasks in your Node apps. When you’re finished with this course, you’ll have the skills and knowledge of asynchronous programming necessary to build performant Node apps using accepted best practices.

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What's inside

Syllabus

Course Overview
The Event Loop and the Need for Asynchronous Code
Writing Asynchronous Code with Promises and async/await
Writing Event-driven Code with EventEmitters
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Utilizing Worker Threads

Good to know

Know what's good
, what to watch for
, and possible dealbreakers
Offers a solid foundation for JavaScript developers who seek to develop Node.js applications
Taught by Brice Wilson, an instructor who is widely regarded for their work in Node.js development
Covers the fundamental Node.js event loop and how to write asynchronous code
Explores Promises and async/await for writing more readable asynchronous code
Teaches the use of EventEmitters for writing event-driven code
Provides hands-on experience in utilizing worker threads for CPU-intensive tasks

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Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Async Patterns in Node.js 12 with these activities:
Review Asynchronous JavaScript
Review the fundamentals of asynchronous programming in JavaScript, including concepts like event loops, callbacks, and promises.
Browse courses on Asynchronous Programming
Show steps
  • Read documentation or online articles on asynchronous JavaScript.
  • Review code examples and tutorials.
  • Refresh your understanding of event loops and how they work.
  • Take practice quizzes or coding challenges to test your knowledge.
Master Async Pattern
Mastering asynchronous programming patterns will strengthen your understanding of how Node.js processes I/O requests, which is foundational knowledge for building performant web applications.
Show steps
  • Review Course Materials: The Event Loop and Asynchronous Code
  • Implement Async Patterns in Code Snippets
  • Debug and Refactor Code
Node.js Asynchronous Coding Discussion Group
Join or create a discussion group with other learners to share knowledge, ask questions, and explore different approaches to asynchronous coding in Node.js.
Browse courses on Best Practices
Show steps
  • Find or create a discussion group focused on Node.js asynchronous coding.
  • Participate in discussions and contribute to the knowledge sharing.
  • Engage with other learners to clarify concepts and gain new perspectives.
Five other activities
Expand to see all activities and additional details
Show all eight activities
Node.js Web Server
Build a basic Node.js web server to experiment with asynchronous coding patterns and HTTP requests/responses.
Browse courses on Node.js
Show steps
  • Create a new Node.js project.
  • Install the Express.js framework.
  • Create a route handler for a simple HTTP GET request.
  • Respond to the request with a simple message.
  • Start the web server and test it using a browser or command-line tool like curl.
Asynchronous Coding Challenges
Engage in coding exercises that require you to implement asynchronous operations using callbacks, promises, or async/await, solidifying your understanding of these concepts.
Browse courses on CallBacks
Show steps
  • Find online coding platforms or resources that provide asynchronous coding challenges.
  • Attempt to solve these challenges and implement asynchronous code patterns.
  • Review your solutions and identify areas for improvement.
Create a Node.js Worker Thread
Follow online tutorials that guide you through creating a Node.js worker thread, enabling you to handle CPU-intensive tasks in parallel and improve the responsiveness of your applications.
Show steps
  • Find reputable online tutorials on creating Node.js worker threads.
  • Follow the steps outlined in the tutorial to implement a worker thread.
  • Test the performance of your worker thread and compare it to a non-threaded approach.
Event Emitter Blog Post
Create a blog post or article that explains the concepts of event emitters, event-driven programming, and their applications in Node.js.
Browse courses on Event-Driven Programming
Show steps
  • Research and gather information on event emitters and event-driven programming in Node.js.
  • Outline the key concepts and benefits of using event emitters.
  • Provide real-world examples of how event emitters are used in Node.js applications.
  • Publish your blog post or article on an online platform.
Node.js Asynchronous Programming Workshop
Attend a workshop that focuses on asynchronous programming in Node.js, providing hands-on experience with real-world examples and scenarios.
Browse courses on Asynchronous Programming
Show steps
  • Research and identify Node.js asynchronous programming workshops.
  • Register and prepare for the workshop.
  • Attend the workshop and actively participate in the activities.
  • Reflect on the key takeaways and apply them to your projects.

Career center

Learners who complete Async Patterns in Node.js 12 will develop knowledge and skills that may be useful to these careers:
Web Developer
Web Developers design, build, and maintain websites. They work with a variety of programming languages and technologies, and must be comfortable working with both front-end (client-side) and back-end (server-side) code. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive web applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any Web Developer.
Full-Stack Developer
Full Stack Developers are responsible for both the front-end (client-side) and back-end (server-side) of web applications. They work with a variety of programming languages and technologies, and must be comfortable working with both front-end and back-end code. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive web applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any Full Stack Developer.
Software Engineer
Software Engineers design, develop, and maintain software applications. They work with a variety of programming languages and technologies, and must be comfortable working with both front-end and back-end code. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive software applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any Software Engineer.
Server Engineer
Server Engineers are responsible for managing and maintaining computer servers. They ensure that servers are up and running smoothly, and that they are secure from threats. The course Async Patterns in Node.js 12 teaches asynchronous coding patterns, which are essential for building performant Node.js applications. Taking this course can help you gain the skills and knowledge necessary to succeed as a Server Engineer.
Back-End Developer
Back-End Developers are responsible for the server-side of web applications. They work with a variety of programming languages and technologies, and must be comfortable working with databases and other back-end systems. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive back-end applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any Back-End Developer.
JavaScript Developer
JavaScript Developers are responsible for writing and maintaining JavaScript code. They work on a variety of projects, including web applications, mobile apps, and games. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any JavaScript Developer.
Front-End Developer
Front-End Developers are responsible for the client-side of web applications. They work with a variety of programming languages and technologies, and must be comfortable working with HTML, CSS, and JavaScript. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive front-end applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any Front-End Developer.
Quality Assurance Analyst
Quality Assurance Analysts are responsible for the testing and validation of software applications. They work with a variety of programming languages and technologies, and must be comfortable working with both front-end and back-end code. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive software applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any Quality Assurance Analyst.
Data Engineer
Data Engineers are responsible for the collection, storage, and analysis of data. They work with a variety of programming languages and technologies, and must be comfortable working with databases and other data systems. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive data applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any Data Engineer.
DevOps Engineer
DevOps Engineers are responsible for the development and maintenance of software applications. They work with a variety of programming languages and technologies, and must be comfortable working with both front-end and back-end code. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive software applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any DevOps Engineer.
Security Engineer
Security Engineers are responsible for the security of software applications. They work with a variety of programming languages and technologies, and must be comfortable working with both front-end and back-end code. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive secure applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any Security Engineer.
Software Architect
Software Architects design and develop the overall architecture of software applications. They work with a variety of programming languages and technologies, and must be comfortable working with both front-end and back-end code. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive software applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any Software Architect.
Technical Writer
Technical Writers are responsible for the documentation of software applications. They work with a variety of programming languages and technologies, and must be comfortable writing for a variety of audiences. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive software applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any Technical Writer who needs to write documentation for Node.js applications.
Product Manager
Product Managers are responsible for the planning and development of software applications. They work with a variety of stakeholders, including engineers, designers, and customers. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive software applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any Product Manager.
Project Manager
Project Managers are responsible for the planning and execution of software development projects. They work with a variety of stakeholders, including engineers, designers, and customers. The course Async Patterns in Node.js 12 teaches modern asynchronous JavaScript techniques that are essential for building fast and responsive software applications. Taking this course can help you build a foundation in asynchronous programming, which is a critical skill for any Project Manager who needs to oversee the development of Node.js applications.

Reading list

We've selected ten books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Async Patterns in Node.js 12.
Provides a concise and insightful guide to the core principles of JavaScript, which is essential for understanding the asynchronous programming concepts in Node.js.
Provides practical advice and techniques for writing effective JavaScript code, including guidance on asynchronous programming.
Provides a comprehensive overview of Node.js, covering topics such as asynchronous programming, networking, and security.
Provides a comprehensive overview of Node.js, covering its architecture, event loop, and core modules, providing a strong foundation for understanding asynchronous programming.
While not specific to Node.js, this book foundational work on design patterns in object-oriented programming and provides valuable insights for writing reusable and maintainable code.
Provides a comprehensive reference and guide to Node.js, covering a wide range of topics, including asynchronous programming, modules, and debugging.
While Node.js 8 and previous versions are no longer supported, it's still a powerful way to learn about the fundamentals of asynchronous programming in Node.js.

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