Foreword
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Introduction
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Getting Started
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Installation
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Hello, World!
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Hello, Cargo!
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Programming a Guessing Game
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Common Programming Concepts
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Variables and Mutability
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Data Types
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Functions
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Comments
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Control Flow
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Understanding Ownership
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What Is Ownership?
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References and Borrowing
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The Slice Type
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Using Structs to Structure Related Data
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Defining and Instantiating Structs
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An Example Program Using Structs
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Method Syntax
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Enums and Pattern Matching
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Defining an Enum
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The match Control Flow Operator
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Concise Control Flow with if let
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Packages, Crates, and Modules
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Packages and Crates for Making Libraries and Executables
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The Module System to Control Scope and Privacy
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Common Collections
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Storing Lists of Values with Vectors
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Storing UTF-8 Encoded Text with Strings
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Storing Keys with Associated Values in Hash Maps
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Error Handling
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Unrecoverable Errors with panic!
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Recoverable Errors with Result
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To panic! or Not to panic!
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Generic Types, Traits, and Lifetimes
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Generic Data Types
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Traits: Defining Shared Behavior
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Validating References with Lifetimes
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Writing Automated Tests
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How to Write Tests
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Controlling How Tests Are Run
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Test Organization
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An I/O Project: Building a Command Line Program
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Accepting Command Line Arguments
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Reading a File
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Refactoring to Improve Modularity and Error Handling
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Developing the Library’s Functionality with Test-Driven Development
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Working with Environment Variables
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Writing Error Messages to Standard Error Instead of Standard Output
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Functional Language Features: Iterators and Closures
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Closures: Anonymous Functions that Can Capture Their Environment
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Processing a Series of Items with Iterators
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Improving Our I/O Project
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Comparing Performance: Loops vs. Iterators
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More About Cargo and Crates.io
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Customizing Builds with Release Profiles
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Publishing a Crate to Crates.io
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Cargo Workspaces
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Installing Binaries from Crates.io with cargo install
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Extending Cargo with Custom Commands
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Smart Pointers
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Using Box<T> to Point to Data on the Heap
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Treating Smart Pointers Like Regular References with the Deref Trait
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Running Code on Cleanup with the Drop Trait
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Rc<T>, the Reference Counted Smart Pointer
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RefCell<T> and the Interior Mutability Pattern
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Reference Cycles Can Leak Memory
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Fearless Concurrency
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Using Threads to Run Code Simultaneously
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Using Message Passing to Transfer Data Between Threads
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Shared-State Concurrency
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Extensible Concurrency with the Sync and Send Traits
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Object Oriented Programming Features of Rust
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Characteristics of Object-Oriented Languages
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Using Trait Objects that Allow for Values of Different Types
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Implementing an Object-Oriented Design Pattern
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Patterns and Matching
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All the Places Patterns Can Be Used
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Refutability: Whether a Pattern Might Fail to Match
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Pattern Syntax
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Advanced Features
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Unsafe Rust
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Advanced Lifetimes
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Advanced Traits
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Advanced Types
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Advanced Functions and Closures
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Macros
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Final Project: Building a Multithreaded Web Server
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Building a Single-Threaded Web Server
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Turning Our Single-Threaded Server into a Multithreaded Server
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Graceful Shutdown and Cleanup
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Appendix
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Appendix A: Keywords
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Appendix B: Operators and Symbols
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Appendix C: Derivable Traits
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Appendix D - Useful Development Tools
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Appendix E - Editions
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Appendix F: Translations of the Book
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Appendix G - How Rust is Made and “Nightly Rust”
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