Building Your Own JavaScript Framework — Master Extensible and Reusable Framework Development
Introduction
Why build your own JavaScript framework now? The library/framework landscape is evolving fast — new runtimes (Node.js, Deno), new paradigms (reactivity, serverless, web components), and rising expectations around performance, maintainability, and integration. If you’ve ever felt constrained by the limitations of existing frameworks, or overwhelmed by their abstractions, Building Your Own JavaScript Framework by Vlad Filippov offers a timely guide.
This book is for intermediate-to-advanced JavaScript developers, software architects, open source maintainers, and anyone looking to deepen their understanding of framework design. You should be comfortable with JavaScript fundamentals, know at least one modern framework (React, Vue, Angular, Svelte etc.), and have some exposure to backend or full-stack concerns. Beginners may find parts challenging but can still benefit from insights on architecture and maintenance.
Key takeaways you’ll gain:
- Understanding of framework types, history, and trade-offs in current JS ecosystems.
- How to structure abstractions (modules, components, APIs) to allow extensibility and reuse.
- Practical example and patterns for building a framework from scratch: organizing code, data binding, abstraction, and usability.
- Strategies for performance testing, maintenance workflows, release processes, and long-term project evolution.
- Tools and techniques (TypeScript, GraphQL etc.) relevant to modern framework design.
About the Book
In Building Your Own JavaScript Framework: Architect extensible and reusable framework systems, Vlad Filippov walks you through both theory and practice of designing a framework tailored to your project’s needs. Published in November 2023 by Packt Publishing, this 1st edition (both print and eText) spans 236 pages. It’s structured in three major parts:
- The Landscape of JavaScript Frameworks – gives you historical context, comparisons among existing frameworks (frontend, backend, native, testing etc.), and dives into internal architecture and abstraction theory.
- Framework Development – shifts to hands-on, guiding you through project setup, module interfaces, full-stack concerns, frontend-specific frameworks, and implementing features like data binding.
- Maintaining Your Project – covers release cycles, usability, quality, performance testing, long-term maintenance, and best practices to keep your framework alive and relevant.
What makes this book especially relevant today:
- JavaScript runtimes and web platforms are in flux; having a custom framework lets you optimize for your unique constraints.
- Increased demands around modularity, performance, and maintainability.
- More mature toolchains (TypeScript, GraphQL) that enable safer abstractions.
- Strong emphasis on maintenance, which is often neglected in books that focus only on initial framework construction.
Book Details Table
Field | Detail |
---|---|
Title | Building Your Own JavaScript Framework: Architect extensible and reusable framework systems |
Author(s) | Vlad Filippov |
Publisher | Packt Publishing |
Year | 2023 |
Edition | 1st |
Pages | 236 |
ISBN-10 / -13 | ISBN-13: 978-1804617403 (print), 978-1804618721 (eText) |
Formats | Print (paperback), eBook / Digital, PDF included with print/eBook purchases |
File Size | Approximately 5 MB (digital version) |
Language | English |
Official URL | Packt product page |
About the Author
Vlad Filippov is a full-stack software engineer, open-source advocate, and web developer based in Toronto, Canada. He has worked across frontend, backend, browsers, and cloud services, especially in JavaScript ecosystems. :contentReference[oaicite:22]{index=22}
Vlad formerly spent over six years at Mozilla working on Firefox & related cloud services. He holds a specialist degree in Computer Science from the University of Toronto, and has presented at tech conferences globally. :contentReference[oaicite:23]{index=23}
Table of Contents
- Part 1: The Landscape of JavaScript Frameworks – This section lays the foundation by explaining what JavaScript frameworks are, why they exist, and how they fit into the modern web ecosystem. It introduces different categories of frameworks, their architectural styles, and the abstractions they provide to developers.
- Chapter 1: The Benefits of Different JavaScript Frameworks – Compares the advantages and limitations of major frameworks such as React, Angular, and Vue, highlighting performance, scalability, and developer adoption.
- Chapter 2: Framework Organization – Explains how frameworks are structured internally, covering concepts like modules, plugins, libraries vs frameworks, and how developers should organize abstractions effectively.
- Chapter 3: Internal Framework Architecture – Breaks down common design patterns, such as MVC and MVVM, while showing how event-driven architecture, rendering pipelines, and state management fit into framework design.
- Chapter 4: Ensuring Framework Usability and Quality – Focuses on developer experience (DX), intuitive API design, documentation practices, testing strategies, and how to keep a framework reliable for long-term use.
- Part 2: Framework Development – This section transitions from theory into practice, guiding readers through the process of designing and coding their own JavaScript framework. It emphasizes practical implementation while considering scalability, extensibility, and real-world application needs.
- Chapter 5: Framework Considerations – Outlines key questions to ask before building a framework, such as defining its purpose, identifying the problem space, and understanding the target developer audience.
- Chapter 6: Building a Framework by Example – Provides a hands-on, step-by-step walkthrough of coding a minimal but functional framework, demonstrating component rendering, DOM manipulation, and data binding.
- Chapter 7: Creating a Full Stack Framework – Expands the scope to include both frontend and backend integration, exploring APIs, server-side rendering, dependency management, and database connectivity.
- Chapter 8: Architecting Frontend Frameworks – Dives deeper into client-side considerations such as reactive state, component lifecycle, template rendering, and virtual DOM optimizations.
- Part 3: Maintaining Your Project – This final section ensures that readers understand how to maintain and evolve their framework after the initial development, covering long-term care, community building, and industry relevance.
- Chapter 9: Framework Maintenance – Discusses release strategies, semantic versioning, bug fixing, managing breaking changes, and how to keep the framework aligned with modern JavaScript standards.
- Chapter 10: Best Practices – Summarizes the key lessons learned, outlines coding conventions, emphasizes security and performance best practices, and explores the future evolution of JavaScript frameworks.
Key Highlights / Summary
- Trade-off awareness in framework design: Filippov shows that choosing or building a framework always involves trade-offs (flexibility vs complexity, abstraction vs transparency). Knowing why an abstraction exists helps you decide what to reuse and what to avoid.
Exercise: pick two JS frameworks you use (e.g. React and Svelte) and map out their architectures. Identify 3 abstractions each (components, state management, rendering) and list trade-offs. Use insights to sketch a minimal framework that combines what you like. - Importance of API design and usability: Frameworks are not just internal code; they present APIs to developers. Naming, boundaries, defaults, and extensibility matter.
Application: Define your own small module/prototype API — e.g. for a plugin system or component registration — and build two versions: one with “verbose safe defaults”, another minimal. Collect feedback from peers or test yourself using them. - Modular architecture and abstraction layering: The book emphasizes splitting responsibilities (e.g. modules, components, core services) and using abstraction to isolate internal changes, reducing coupling.
Exercise: In an existing codebase (or small project), refactor a monolithic file into separate modules following dependency inversion: separate data access, rendering, and event handling. - Performance, testing and maintenance workflow: Theory is insufficient without measurement. Filippov walks you through how to set up performance tests, detect bottlenecks, define release cadence, and maintain frameworks over time.
Lab: create benchmarks for a small component you wrote, compare a naive implementation vs one optimized (say using memoization or reactive change detection). Also write a plan for versioning and releases over the next 6 months for a framework you’d maintain. - Future-looking patterns and adaptability: The book doesn’t ignore where JS and the web are going: it covers runtime environments, emerging API standards, how tools like TypeScript or GraphQL integrate.
Real-world use: pick a new technology (say WebAssembly, or JS serverless functions), and design how your framework could adapt: what modules would need swapping, how abstractions should layer.
Expert Review
Strengths
- Comprehensive coverage: from theory to code to maintenance.
- Clear, practical examples and guided building of a framework.
- Addresses often neglected topics: long-term maintenance, API usability, release workflows.
- Written by someone with deep real-world experience; author credible.
- Up-to-date with current tools (TypeScript, GraphQL, modern runtimes).
- Modular organization of content, helpful for readers to pick parts to focus.
Weaknesses / Limitations
- Assumes a fair amount of prior experience with JS and frameworks; beginners may struggle.
- Less focus on certain niche domains (e.g. game engines, WebAssembly heavy systems) — some parts more web-centric.
- Example frameworks built are illustrative but may not cover all real-world scale constraints (e.g. extremely large team, legacy constraints).
- Less focus on CSS, styling, UI-UX concerns or complex UI state management — more on structure & APIs.
- Some tools / external libraries evolve fast; parts may age quickly.
Star Ratings
Category | Rating (1-5) | Justification |
---|---|---|
Content Depth | 5 | Deep coverage of architecture, abstraction, trade-offs, maintenance. |
Practicality | 4 | Very useful exercises and code; some areas more conceptual. |
Readability | 4 | Clear writing, good structure; some dense parts for newcomers. |
Value-for-money | 5 | Given how rare good books on framework design + maintenance are, this offers strong value. |
Who will struggle with this book and why
- Absolute beginners who have only done basic JS may lack the foundation for many abstraction / architecture discussions.
- Design-only or UI-only engineers not involved in backend or systems will find parts (full-stack, runtime, toolchain) less immediately applicable.
- Teams with heavy legacy constraints (old browsers, outdated JS) may find transitioning to the patterns in this book costly, and may need additional sources specific to legacy constraints.
- Readers expecting tutorial-style frameworks (e.g. building a copy of React or Vue) might be disappointed — the book aims for architectural teaching more than building a production clone.
Who Should Read This Book?
Persona | Why It Benefits Them | Recommended Sections / Focus |
---|---|---|
Mid-level Frontend Developer | To deepen understanding of framework internals & API design. | Part 1 (Chapters 1-4), Chapter 8 (Frontend) |
Full-stack Engineer | To build or maintain frameworks used across frontend & backend; manage dependencies. | Part 2 (Chapters 5-7) plus Part 3 |
Open Source Maintainer | To design reusable, extensible framework code, maintain release cycles. | Chapters 6, 9, 10 |
Software Architect / Engineering Lead | To decide architecture trade-offs, scaffold team workflows, set standards. | Part 1, Part 3, Best Practices |
DevOps / Performance Engineer | For performance testing, bottleneck tracking, release & maintenance rules. | Chapters 4, 9 |
Educator / Trainer | Use the book’s examples and structure to teach students framework design. | Chapters 1-4, Chapter 6 |
Junior Dev looking to level up | Focus more on conceptual chapters, absorb API design & abstraction theory. | Chapters 1-3 |
Backend Engineer exploring frontend frameworks | To understand what frontend frameworks do under the hood so you can collaborate or build tools. | Chapter 8, Part 2, API design parts |
Related Resources / Books
- Design Patterns: Elements of Reusable Object-Oriented Software — classic patterns which inform many framework designs. [#]
- Clean Architecture by Robert C. Martin — for understanding architectural boundaries and modularization. [#]
- Refactoring: Improving the Design of Existing Code — helpful for maintenance and restructuring legacy framework code. [#]
- You Don’t Know JS (series) by Kyle Simpson — to reinforce deep JS language understanding. [#]
- Framework Design in Rust (if interested in non-JS runtimes) — cross-language ideas. [#]
- High Performance Browser Networking — for performance considerations when building front-end frameworks. [#]
Frequently Asked Questions
Q: Is Building Your Own JavaScript Framework suitable for beginners?
A: It is best for developers who already have experience with JavaScript and familiarity with at least one framework. Beginners may find conceptual chapters challenging but can still benefit from the examples.
Q: Does this book help if I want to build a production-ready framework?
A: Yes – it covers many of the building blocks (abstractions, architecture, API design, performance, maintenance). However, for large scale production systems you’d likely need supplemental resources (on security, scaling, UI/UX, etc.).
Q: What prerequisites do I need?
A: Good understanding of modern JavaScript (ES6+), familiarity with modules, knowledge of at least one frontend and one backend framework, understanding of version control. TypeScript knowledge helps.
Q: Are code examples / lab assets provided?
A: Yes — the book provides example code files. You’ll find sample projects to implement parts of the framework yourself. (See code availability section below.)
Q: How up-to-date is the content, especially with emerging runtimes (Deno, WASM, etc.)?
A: Published in late 2023, it includes discussion of modern runtime trends and ecosystem tools. Some future areas will evolve, but the architecture principles remain relevant.
Q: Will this book help with performance optimization?
A: Definitely — there are chapters dedicated to performance tests, benchmarking, bottleneck detection, plus best practices in maintaining performance over time.
Q: Is there support for download / preview?
A: There is a free PDF version included when you buy the print or Kindle/eBook version via the publisher.
Q: What are the limitations of the book?
A: As noted, some areas (very large teams, highly specialized use-cases) may require additional external reading. Also real-world integrations (legacy systems, cross-platform constraints) might demand extensions.
Download
Free DownloadDownload — Building Your Own JavaScript Framework (PDF)
Format: PDF (eBook)
File size: varies by edition
Short disclaimer:
This download is presented for educational purposes only. Always support the author and publisher by purchasing the official edition if you find the material useful. Unauthorized distribution or piracy harms authors and the community.
Download the Code / Lab Assets
The book provides code examples and lab assets to accompany its hands-on parts. They can be found via the publisher’s site or the GitHub repo. [Visit Github Repo]
Actionable Study Plan / Curriculum (8-Week Plan)
Week | Learning Goals | Tasks / Labs | Checkpoint / Deliverable |
---|---|---|---|
Week 1 | Understand JS framework landscape & trade-offs | Read Part 1, Chapters 1 & 2. Research 2-3 frameworks and map their architecture. | Write a comparison report: features, architecture, pros/cons (2-3 pages). |
Week 2 | Deep dive into internal architecture & abstractions | Read Chapter 3. Build a small module: event emitter + component system. | Deliver a prototype module with tests. |
Week 3 | Usability, quality, API design | Read Chapter 4. Design API surface for a toy framework (components, lifecycle). Peer review with another dev. | API spec document + sample usage code. |
Week 4 | Framework planning & example | Read Chapters 5 & 6. Plan goals & stakeholder needs for a framework you want to build. Start implementing core skeleton. | Core skeleton code (module structure, build tooling) with readme. |
Week 5 | Full-stack concerns & frontend architecture | Read Chapters 7 & 8. Add backend-side concerns (data layer, APIs) and frontend UI modules. | Build a simple full-stack mini framework sample. |
Week 6 | Performance & developer workflow | Focus on performance testing and optimizing your prototype. Add linting, debugging, DX enhancements. | Benchmark report + optimizations. |
Week 7 | Maintenance and release strategy | Read Chapters 9 & 10. Create versioning, release, and maintenance plan for your prototype. | Release plan & documentation; maybe publish a beta to open source. |
Week 8 | Synthesis & future readiness | Reflect on what you built. Adapt framework for future trends (e.g. SSR, WebAssembly, new JS features). Finalize deliverables. | A complete small framework you built, plus a write-up: what you’d improve, what you learned. |
Conclusion
Building Your Own JavaScript Framework fills an important gap: not many books give both the architecture theory and the practical, hands-on blueprint of building and maintaining your own framework. For developers wanting to go beyond using existing frameworks—who want to understand abstractions, make better architectural choices, and design for long-term maintainability—this book is highly valuable.
If you are working on full-stack apps, designing internal tools, or building open source libraries, this book gives you tools to be more intentional, more adaptable, and better able to sustain your work. Even if you never publish your own framework, applying the patterns here to your codebase can greatly improve clarity, modularity, and developer experience.
Next Steps: get a copy of the book, follow the 8-week plan above, and build your own minimal framework prototype. Share your progress (blog, GitHub) to reinforce learning. Feel free to reach out with questions, critiques, or your own insights.
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Building Your Own JavaScript Framework: Master Extensible and Reusable Framework Development
Introduction
The JavaScript ecosystem has grown at an unprecedented pace over the last decade. Today, nearly every modern web application relies on a framework — whether it’s React, Angular, Vue, Svelte, or Next.js. These frameworks abstract away complex logic, making development faster and more structured.
But there’s a fundamental truth every experienced developer eventually realizes: no framework is perfect for every project. Each one comes with trade-offs, limitations, and specific design philosophies. This creates a big question:
👉 What if you could build your own JavaScript framework, one that’s tailored specifically for your project’s requirements?
That’s exactly what Vlad Filippov’s book, Building Your Own JavaScript Framework: Architect Extensible and Reusable Framework Systems teaches you. It’s a step-by-step guide to understanding the architecture, planning, and design patterns behind frameworks — and then creating your own from scratch.
Why this book is important
Unlike tutorials that teach you how to use frameworks like React or Vue, this book empowers you to think like a framework architect. You’ll explore the landscape of frameworks, understand their inner workings, and learn how to build an extensible, reusable system suited to both professional and open-source projects.
Key Takeaways:
- Learn how JavaScript frameworks are organized, architected, and maintained.
- Build your own framework step-by-step, from planning to coding.
- Understand frontend, backend, and full-stack frameworks.
- Gain insights into framework usability, scalability, and long-term sustainability.
- Acquire the skills to adapt to evolving JavaScript ecosystems.
By the end, you won’t just know how frameworks like React, Angular, and Vue function — you’ll be equipped to create your own framework architecture, making you a stronger, more versatile developer.
About the Book
Building Your Own JavaScript Framework is published by Packt Publishing (2023) and authored by Vlad Filippov, a seasoned software engineer.
The book is divided into three main parts:
- Understanding the Landscape of Frameworks
- Building Frameworks by Example
- Maintaining and Scaling Your Project
It strikes a unique balance between theoretical concepts (like design patterns, abstractions, and architecture) and practical coding examples (where you implement a framework step by step).
Why this book is relevant today
- Framework Fatigue: With so many frameworks available, it’s easy to feel lost. This book helps you understand the underlying principles, so you’re not tied to trends.
- Enterprise Solutions: Many companies need custom internal frameworks. This book teaches how to plan, build, and maintain them.
- Future-Proof Skills: Frameworks come and go, but understanding framework architecture ensures you stay ahead.
- From User to Creator: Instead of being just a framework consumer, you’ll gain the mindset of a framework creator.
Book Details
Field | Details |
---|---|
Title | Building Your Own JavaScript Framework: Architect Extensible and Reusable Framework Systems |
Author | Vlad Filippov |
Publisher & Year | Packt Publishing, 2023 |
Edition/ISBN | 9781804617403 |
Pages | 236 |
Formats | |
File Size | Varies by format / edition |
Language | English |
About the Author
Behind every great technical book is an expert who knows how to simplify the complex, and the author of Building Your Own JavaScript Framework does exactly that. With years of experience in front-end and full-stack development, the author has worked across multiple industries, solving real-world problems with JavaScript.
What sets them apart is their ability to break down dense concepts, like dependency injection, modular architecture, and rendering engines, into digestible, beginner-friendly chunks. The author doesn’t just code for a living; they also teach, write, and mentor developers worldwide. Their credibility comes from hands-on experience building scalable frameworks and contributing to the developer community.
This mix of practical know-how and teaching ability makes them the perfect guide for anyone interested in moving from “JavaScript developer” to “JavaScript architect.”
Book Overview
So, what’s this book all about? At its core, Building Your Own JavaScript Framework is both a how-to manual and a conceptual guide. It’s not just about copying code snippets, it’s about deeply understanding how frameworks are designed and why certain architectural decisions are made.
The book’s purpose is simple: to teach you how to create an extensible and reusable JavaScript framework that can be adapted to different use cases. You’ll learn everything from building a lightweight rendering engine to handling modular code organization. Along the way, you’ll also explore modern concepts like component-driven architecture, reactivity, and dependency management.
The audience for this book ranges widely. Beginners who have conquered the basics of JavaScript will find it eye-opening, while intermediate and advanced developers will appreciate its depth. If you’re a curious tinkerer, a professional aiming for senior roles, or even someone dreaming of building the next big framework, this book has something for you.
Book Details
Detail | Information |
---|---|
Title | The Ultimate Kali Linux Book: Perform advanced penetration testing using Nmap, Metasploit, Aircrack-ng, and Empire, Second Edition |
Authors | Glen D. Singh & Rajneesh Gupta |
Publisher | Packt Publishing |
Publication Date | January 6, 2022 |
Pages | 730 pages |
Edition | 2nd Edition |
Language | English |
ISBN-13 | 9781801818933 |
Format(s) | Paperback, eBook, Kindle |
Category | Linux, Cybersecurity, Penetration Testing |
Link | Official Book Page |
Chapter-by-Chapter Summary & Key Ideas
Chapter 1: Why Build Your Own Framework?
The book begins with an important question: why reinvent the wheel when frameworks like React and Angular already exist? The author explains that building your own isn’t about replacing these tools but about understanding the mechanics behind them. This foundation helps you become a stronger, more adaptable developer.
Chapter 2: Core JavaScript Foundations
Before jumping into frameworks, the author revisits core JavaScript concepts, closures, prototypes, ES6 modules, and event handling. These fundamentals are essential because framework architecture heavily relies on them.
Chapter 3: Designing a Rendering Engine
Here, you’ll learn how rendering works in practice. The book guides you through building a lightweight Virtual DOM and shows how updates can be efficiently applied to the UI. It demystifies how React’s reconciliation algorithm functions without overwhelming you.
Chapter 4: Components and State Management
Frameworks are nothing without components. This chapter teaches you how to design reusable components, manage their lifecycle, and handle state in a scalable way. You’ll understand how data flows across components and how to avoid the pitfalls of spaghetti code.
Chapter 5: Dependency Injection and Modular Architecture
Large applications require modularity. This chapter explores how to inject dependencies, avoid hardcoded links, and design systems that can grow. The focus here is on writing extensible code that others can easily adapt.
Chapter 6: Event Systems and Data Binding
Reactive UIs depend on efficient event handling. This section shows you how to implement an event-driven system that keeps your framework dynamic and user-friendly. It also touches on data binding, keeping your UI and logic in sync with minimal effort.
Chapter 7: Performance Optimization
What good is a framework if it’s slow? This chapter dives into performance strategies: diffing algorithms, lazy loading, and memory management. The author emphasizes writing code that doesn’t just work, but works fast.
Chapter 8: Testing and Debugging Your Framework
No serious framework is complete without robust testing. The author walks you through setting up unit tests, debugging tricky rendering issues, and ensuring your framework is production-ready.
Chapter 9: Packaging and Publishing
Once your framework is built, it’s time to share it with the world. This chapter explains how to bundle your code, optimize for npm publishing, and even prepare documentation. By the end, you’ll have something polished enough to release.
Chapter 10: Beyond the Basics: Future of Frameworks
The book closes with a forward-looking discussion on the future of JavaScript frameworks. It highlights upcoming trends like server-side rendering, WebAssembly, and AI-driven development. The message? Frameworks evolve, but the core principles you’ve learned will always be valuable.
Analysis / Review
Strengths
- Clarity and Accessibility – The writing style is approachable. Even complex topics like Virtual DOM or dependency injection are explained in a friendly tone.
- Hands-On Approach – You’re not just reading theory; you’re building a framework step by step. This practical element makes the knowledge stick.
- Comprehensive Coverage – From rendering engines to packaging, the book doesn’t leave any stone unturned. It covers the entire lifecycle of framework development.
- Future-Oriented – By including discussions on emerging trends, the author ensures the book won’t feel outdated in a few years.
Weaknesses
- Not for Absolute Beginners – If you’re still shaky on JavaScript basics, some sections may feel overwhelming.
- Steeper Learning Curve in Later Chapters – Topics like performance optimization and testing can be heavy for those new to architecture.
- Limited Real-World Comparisons – While the book touches on React and Angular, more side-by-side comparisons could have been helpful.
Comparisons to Similar Books
Compared to books like You Don’t Know JS or Eloquent JavaScript, this one is far more specialized. It doesn’t aim to teach JavaScript itself but rather focuses on how to architect frameworks. In that sense, it fills a niche gap, helping developers transition from user of frameworks to creator of frameworks.
Overall, it’s a fantastic blend of theory, practice, and vision.
Who Should Read This Book?
This isn’t just a book for framework fanatics. If you’re:
- A JavaScript developer who wants to understand how popular frameworks really work.
- A mid-level coder aiming to level up into senior or lead roles.
- A tech enthusiast curious about software architecture.
- A student looking for advanced JavaScript projects to showcase in portfolios.
Then Building Your Own JavaScript Framework is for you. It provides the kind of deep, structural understanding that sets apart average developers from expert ones.
Final Thoughts / Conclusion
Building Your Own JavaScript Framework is more than just a technical manual, it’s a mindset shift. It teaches you to stop taking frameworks for granted and start thinking like the people who build them. The book’s real gift is how it transforms your relationship with JavaScript: from a user to an architect, from a coder to a creator.
Yes, it’s not always an easy read, some sections will challenge you, but that’s the point. Growth happens outside your comfort zone. By the time you turn the last page, you’ll have the tools, knowledge, and confidence to design a framework that’s not only functional but scalable and future-proof.
If you’re serious about advancing your JavaScript career, this book is an investment worth making.
If this review helped you, share it with your fellow developers, drop a comment with your thoughts, and follow along for more in-depth book reviews on JavaScript, web development, and programming. Let’s learn and build together!
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