8. Libraries
Life can only be understood backwards, but it must be lived forwards.
– Søren Kierkegaard
Library design tradeoffs — aims of library design — language support for libraries — early C++ libraries — the stream I/O library — concurrency support — foundation libraries — persistence and databases — numeric libraries — specialized libraries — a standard C++ library.
8.1 Introduction
More often than people realize, designing a library is better than adding a language feature. Classes can represent almost all the concepts we need. Libraries generally can’t help with syntax, but constructors and operator overloading occasionally come in handy. Where needed, special semantics or exceptional performance can be implemented by coding functions ...
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