Go programming language is a grammar-sensitive language, meaning that the language attached great importance on grammar. Go supports gabbage collection. Go does not support inheritance and overloading, but supports interface. Go supports concurrency. Go does not support casting. Go does not support _assert (third-party packages available)_, Go does not support static variable.

Defining a constant in C++ to be visible in several source files. There are several ways of doing that, but you could make mistakes if not careful enough.

C#面向对象概念

C#基本语法和API

C#基本数据类型和内置引用类型