This completely updated edition shows how to use C # 4.0? S new features and programming patterns to write code that is simple, yet powerful. This edition contains two new chapters on parallel programming, multithreading, and concurrency, as well as a wide range of new C # 4.0 features: dynamic typing, variance, optional / named parameters, and many other new topics. Mark Michaelis covers the C # language in depth, illustrating key construction with a concise, sample code download. After an introduction to C #, readers learn about Best practices for object-oriented programming in C # C # primitive data types, value and reference types, implicitly typed variables, anonymous types, plus the dynamic typing in C # 4.0 Methods and parameters? Including extension methods, partial methods, and C # 4.0? S optional and named parameters, Generic collection together, and a custom collection with iterators Delegates, events, and lambda expressions and the standard operator interface Collection Query query expressions and expression trees where LINQ provider based Reflection, attributes, and dynamic programming Parallel Query Processing with PLINQ multithreaded programming with the Task Parallel Library Platform Interoperability and unsafe code The Common Language Infrastructure that underlies C # Did you go back? Start, is an experienced developer to move to C #, or C # programmers experienced trying to master C # 4.0? S enhancement of the most valuable, Essential C # 4.0 will help you write high-quality, highly effective code.