How much Functional Programming a "bread and butter" programmer should know ?

Immutability - Pure functions - Referential Transparency -


Closure - Capture of Variables - First class functions -

Composition of Functions - Higher order functions - Functors -

Partial application and Currying - Importance of lazy evaluation -

Functions as values - Code as data - Data as Code -

Type inference - Lexical scoping vs Dynamic scoping -

Map/Filter/Fold - - Pattern matching - Monads -

Combinators - Types of Combinators - Anonymous recursion -

-Tail call elimination in recursion - Name free notation -

Controlled side effects - Software Transactional memory -

Concurrent programming - Purely Functional data structuers -

Mathematical induction vs Structural Induction - Continuation

Passing style - Functional Parsers - Parser Combinators -

Hygenic macros and modules - Meta Programming - Programming language semantics -

DSLs using Functional Programming - Mixing Functional Programming

and Object Oriented Programming - Emulating Functional Programming

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