My Rust Notes

12 Sep 2018 in Programming     1.6166666666666667 minutes read

My personal Rust notes.

Rust Notes

Learning Resources

• Quick guide for system programmer
  • 30 minutes of Introduction to Rust for C++ programmers
  • Rust For Systems Programmers
• Official books
  • The Rust Programming Language
  • The Rust Programming Language(book)
  • Programming Rust

Personal Notes

• Common
  • Understand borrowing by read-write concepts
  • Lifetime
  • Rust Strings
  • How to convert a C strings to Rust strings
  • Phantom data
  • Common Error
    • Don’t misuse the pointers of the instances allocated in functions stack
    • Temporary cstring as ptr
      • Will get a temporary_cstring_as_ptr error when running cargo clippy
      • However, it’s ok in some case
        • playground example: Check the IR
        • temporary-lifetimes
    • Panic while panicking
• Polymorphism
  • dynamically dispatch
• Multi-threading
  • Rules for using mutex
  • The pointers or struct containing pointers cannot be passed across threads
  • Mutex and RwLock
• Async
  • oneshot
• FFI to C library
  • A sample Rust library based on platform C APIs
  • Opaque or Transparent Data Type
  • Pass arrays from Rust to C
    • live demo
  • The size matters! How to mess up memory by using vector in a wrong way
  • A counterexample to use the memory allocated in external library
  • Using reference /pointer instead of copying to get a variable-sized struct object
  • Using single-element (tuple) struct to wrap native types
    • Size of the single-element struct
    • Benefits to wrap the C string
  • How to wrap a callback from external library
  • C, C++, Rust Examples to call C Query APIs
    • Basic: Wrap native type by tuple struct
    • With String Handle
  • OSX
    • Single-element tuple structs wrapping native CoreAudio types
    • Rust wrappers for OSX dispatch APIs
    • Rust wrappers for OSX property listner on audio devices
    • Rust wrappers for OSX CFString(Ref) APIs
• Taste
  • Error Handling
    • Error passing from modules to modules
  • Testing
    • Embeding a test module inside every module
• Idioms/Patterns
  • rust-unofficial/patterns
  • mre/idiomatic-rust
  • Idiomatic callbacks in Rust
    • Closure lifetimes in Rust

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