Learn Dart the Hard Way
Learn Dart the Hard Way
The fundamental programming language to build native iOS and Android mobile apps in Flutter
About the Book
Dart is familiar to many existing developers, thanks to the object orientation and syntax familiarity with other object oriented programming languages, such as Python, C++, C#, or Java. If you are a seasoned programmer, you can be productive with Dart in just a few days.
A Few Words About DART IDE
1. Why Dart Language?
2. Learning Dart from Scratch: Variables, Operators and Conditionals, Control Flow
Variables Store References
Built in Types in Dart
Suppose, You don’t like Variables
More about built-in types
Play with Number and Double
Understanding Strings
To be True or to be False
Introduction to Collections: Arrays are Lists in Dart
Get, Set and Go
Operators are Useful
Equality and relational operators
Type test operators
Assignment operators
Summery of the First Part
2.1. Control the flow of your code
If and Else
Conditional Expression
2.2 Looking at Looping
For Loops
While and Do-While
Patterns in Looping
For Loop Labels
Continue with For Loop
Decision making with Switch and case
3. Functions and Objects
A Short Introduction to Function
A Short Introduction to Objects
3.1. Digging Deep into Object Oriented Programming
Why we need Constructors
How to implement Classes
How Functions or Methods Work
Lexical Scope in Function
A few words about Getter and Setter
Different types of Parameters
More about Constructors
4. Inheritance and Mixins in Dart
Mixins: Adding more Features to a Class
5. Abstract Class and Methods
6. Advantage of Interfaces
7. Static Variables and Methods
8. Anonymous Functions: Lambda, Higher Order Functions, and Lexical Closures
Lambda: The Anonymous Function
Exploring Higher Order Functions
Closure is a Special Function
9. Data Structures and Collections
Lists: Fixed Length and Growable
Set: An Unordered Collections of Unique Items
Maps: the Key, Value Pair
Queue is Open-Ended
10. Callable Classes
11. Exception Handling
12. Dart Packages and Libraries
13. What Next
About the Author
Table of Contents
-
About the Author
- Acknowledgments
- Who should read this book?
-
A Few Words About DART IDE
- Why Dart Language?
- Variables, Operators and Conditionals, Control Flow
- Variables Store References
- Suppose, you don’t like Variables
- More about built-in types
- Understanding Strings
- Get, Set and Go
- Equality and relational operators
- Type Test Operators
- Summary of the First Part
-
Flow Control and Looping
- Looking at Looping
- While and Do-While
- Patterns in Looping
- For Loop Labels
- Continue with For Loop
- Decision making with Switch and case
-
Functions and Objects
- Functions
- Digging Deep into Object-Oriented Programming
- Why we need Constructors
- How Functions or Methods Work
- Lexical Scope in Function
- A few words about Getter and Setter
- Different types of Parameters
- More about Constructors
-
Inheritance and Mixins in Dart
- Mixins: Adding more Features to a Class
-
Entity-Relationships: Abstract Class, Interface and More
- Identifying Relationships between Entities
- Using Abstract Classes
- Advantage of Interfaces
- Static Variables and Methods
-
Anonymous Functions
- Lambda
- Exploring Higher-Order Functions
- The ‘Closure’ is a Special Function
-
Data Structures and Collections
- Lists: Fixed Length and Growable
- Set: An Unordered Collections of Unique Items
- Maps: the Key, Value Pair
- Queue is Open-Ended
-
Callable Classes, Exception Handling, Future, Async, Await
- Exception Handling
- Future, Async, Await and Asynchronous Programming
-
Dart Packages and Libraries
- An Introduction to Dart back end server and web using libraries
- What’s Next
Other books by this author
The Leanpub 45-day 100% Happiness Guarantee
Within 45 days of purchase you can get a 100% refund on any Leanpub purchase, in two clicks.
See full terms
Do Well. Do Good.
Authors have earned$10,795,682writing, publishing and selling on Leanpub, earning 80% royalties while saving up to 25 million pounds of CO2 and up to 46,000 trees.
Learn more about writing on Leanpub
Free Updates. DRM Free.
If you buy a Leanpub book, you get free updates for as long as the author updates the book! Many authors use Leanpub to publish their books in-progress, while they are writing them. All readers get free updates, regardless of when they bought the book or how much they paid (including free).
Most Leanpub books are available in PDF (for computers), EPUB (for phones and tablets) and MOBI (for Kindle). The formats that a book includes are shown at the top right corner of this page.
Finally, Leanpub books don't have any DRM copy-protection nonsense, so you can easily read them on any supported device.
Learn more about Leanpub's ebook formats and where to read them
Top Books
- #1
Aprendiendo Git
Miguel Angel Durán GarcíaGit no es complicado... ¡Si lo entiendes! 😜
¿Sientes que sabes usarlo porque has memorizado todos los comandos que necesitas? ¡Pero no entiendes qué hace cada cosa y por qué! Así es normal que, cuando exista un problema, te cueste resolverlo.
¡Con este libro vas a entender de una vez por todas todo lo que es Git y cómo sacarle provecho!
- #2
C++20
Rainer GrimmC++20 is the next big C++ standard after C++11. As C++11 did it, C++20 changes the way we program modern C++. This change is, in particular, due to the big four of C++20: ranges, coroutines, concepts, and modules.
- #3
Introducing EventStorming
Alberto BrandoliniThe deepest tutorial and explanation about EventStorming, straight from the inventor.
- #4
Functional Programming Made Easier
Charles ScalfaniA Functional Programming book from beginner to advanced without skipping a single step along the way.
In my 40 years of programming, I've felt that programming books always let me down, especially Functional Programming books. So, I wrote the book I wish I had 5 years ago.
Functional Programming will never be easy, but it can be easier.
- #5
Rector - The Power of Automated Refactoring
Matthias Noback and Tomas VotrubaLearn how to automatically and continuously upgrade and improve your PHP code base
- #6
Windows 10 System Programming, Part 2
Pavel Yosifovich - #7
OpenIntro Statistics
David Diez, Christopher Barr, Mine Cetinkaya-Rundel, and OpenIntroA complete foundation for Statistics, also serving as a foundation for Data Science.
Leanpub revenue supports OpenIntro (US-based nonprofit) so we can provide free desk copies to teachers interested in using OpenIntro Statistics in the classroom and expand the project to support free textbooks in other subjects.
More resources: openintro.org.
- #8
Atomic Kotlin
Bruce Eckel and Svetlana IsakovaFor both beginning and experienced programmers! From the author of the multi-award-winning Thinking in C++ and Thinking in Java and a Kotlin team member comes a book that breaks concepts into small, easy-to-digest "atoms," along with exercises supported by hints and solutions directly inside IntelliJ IDEA! Full support at www.AtomicKotlin.com.
- #9
Thinking with Types
Sandy MaguireThis book aims to be the comprehensive manual for type-level programming. It's about getting you from here to there---from a competent Haskell programmer to one who convinces the compiler to do their work for them.
- #10
Ansible for DevOps
Jeff GeerlingAnsible is a simple, but powerful, server and configuration management tool. Learn to use Ansible effectively, whether you manage one server—or thousands.
Top Bundles
- #1
CCIE Service Provider Ultimate Study Bundle
2 Books
Piotr Jablonski, Lukasz Bromirski, and Nick Russo have joined forces to deliver the only CCIE Service Provider training resource you'll ever need. This bundle contains a detailed and challenging collection of workbook labs, plus an extensively detailed technical reference guide. All of us have earned the CCIE Service Provider certification... - #2
Software Architecture for Developers: Volumes 1 & 2 - Technical leadership and communication
2 Books
"Software Architecture for Developers" is a practical and pragmatic guide to modern, lightweight software architecture, specifically aimed at developers. You'll learn:The essence of software architecture.Why the software architecture role should include coding, coaching and collaboration.The things that you really need to think about before... - #3
The Python Craftsman
3 Books
The Python Craftsman series comprises The Python Apprentice, The Python Journeyman, and The Python Master. The first book is primarily suitable for for programmers with some experience of programming in another language. If you don't have any experience with programming this book may be a bit daunting. You'll be learning not just a programming... - #4
Modern C++ Collection
3 Books
Get All about Modern C++C++ Standard Library, including C++20Concurrency with Modern C++, including C++20C++20Each book has about 200 complete code examples. Updates are included. When I update one of the books, you immediately get the updated bundle. You can expect significant updates to each new C++ standard (C++23, C++26, .. ) and also... - #7
Pattern-Oriented Memory Forensics and Malware Detection
2 Books
This training bundle for security engineers and researchers, malware and memory forensics analysts includes two accelerated training courses for Windows memory dump analysis using WinDbg. It is also useful for technical support and escalation engineers who analyze memory dumps from complex software environments and need to check for possible... - #9
Development and Deployment of Multiplayer Online Games, Part ARCH. Architecture (Vol. I-III)
3 Books
What's the Big Idea? The idea behind this book is to summarize the body of knowledge that already exists on multiplayer games but is not available in one single place.And quite a fewof the issues discussed within this series (planned as three nine volumes ~300 pages each), while known in the industry, have not been published at all (except for...
