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Swift High Performance
Kostiantyn Koval
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Swift High PerformanceKostiantyn Koval
This book is aimed at experienced Swift developers wanting to optimize their programs on Apple platforms to optimize application performance.
This book is aimed at experienced Swift developers wanting to optimize their programs on Apple platforms to optimize application performance.
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This book is aimed at experienced Swift developers wanting to optimize their programs on Apple platforms to optimize application performance.
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出版社Packt Publishing
出版时间2015年11月
字数232,154
分类计算机-编程设计
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Swift High Performance
Kostiantyn Koval
- 扉页
- 版权页+书签
- Credits
- About the Author
- About the Reviewers
- www.PacktPub.com
- Support files, eBooks, discount offers, and more
- Preface
- What this book covers
- What you need for this book
- Who this book is for
- Conventions
- Reader feedback
- Customer support
- Chapter 1. Exploring Swift s Power and Performance
- Swift speed
- Welcome to Swift
- Swift s features and benefits
- Swift interoperability
- Performance – meaning and key metrics
- Summary
- Chapter 2. Making a Good Application Architecture in Swift
- Making a Swift application
- The differences between variables and constants
- Immutability
- Value types and immutability
- Representing the absence of values with optionals
- Functional programming
- Generics
- Safety
- Summary
- Chapter 3. Testing and Identifying Slow Code with the Swift Toolkit
- REPL
- Playgrounds
- LLDB
- REPL in Xcode
- Console logs
- Performance measuring in unit tests
- Instruments
- A reminder
- Summary
- Chapter 4. Improving Code Performance
- Understanding performance optimization
- Optimization checklist
- Swift code compilation
- Constants and variables
- Method calls
- Intelligent code
- Improving speed
- Value objects and reference objects
- Swift arrays and unsafe C arrays
- Avoiding Objective-C
- Summary
- Chapter 5. Choosing the Correct Data Structure
- An overview of data structures
- Collection types
- Swift standard library collections
- Collection memory allocation
- The CollectionType protocol methods
- Accelerate and Surge
- Other collections
- Summary
- Chapter 6. Architecting Applications for High Performance
- Achieving high performance
- Concurrency overview
- Designing asynchronous code
- Avoiding state
- Divide and conquer
- Controlling the lifetime
- Summary
- Chapter 7. The Importance of Being Lazy
- The lazy mindset
- Lazy loading
- Lazy collections and evaluation
- Summary
- Chapter 8. Discovering All the Underlying Swift Power
- How Swift is so fast
- Swift command line tools
- The Swift compiler
- The Swift compilation process and swiftc
- Analyzing executable files
- Summary
- Final thoughts
- Index
Swift High Performance
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