Important C++ Idioms

Resource Management

• RAII (Resource Acquisition Is Initialization)
• Smart Pointers

Code Optimization

• Copy-and-Swap
• Curiously Recurring Template Pattern (CRTP)
• SFINAE (Substitution Failure Is Not An Error)
• Pimpl (Pointer to Implementation)
• Type Erasure

Code Safety

• Scoped Locking
• Non-Virtual Interface (NVI)
• Empty Base Optimization (EBO)

Code Clarity

• Named Constructor Idiom
• Function Object (Functor)
• Lambda Expressions

Concurrency Idioms