What are collections and generics
What are collections and generics?
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A collection can be defined as a group of related items that can be referred to as a single unit. The System.Collections namespace provides you with many classes and interfaces. Some of them are - ArrayList, List, Stack, ICollection, IEnumerable, and IDictionary. Generics provide the type-safety to your class at the compile time. While creating a data structure, you never need to specify the data type at the time of declaration. The System.Collections.Generic namespace contains all the generic collections.
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Primitive Type Casting: C/C++ allows you to cast between totally unrelated types. This can be problematic for model checking. Avoid type casting between unrelated types and in particular primitive types. For example, Q : Explain Return type Return type : It is Return type: It is the declared type of a method, appearing instantly before the method name, like void in public static void main(String[] args) or Point[] in
Return type: It is the declared type of a method, appearing instantly before the method name, like void in public static void main(String[] args) or Point[] in
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