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.
Consider a dartboard of radius 1. Since the area of the board will be π r2 = π * 1 *1, it's clear the area of the dartboard is exactly π. The area of a square surrounding the board (circumscribing it) would be 2*2 = 4, sin
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Portable: The Portability is the quality of a program which makes it probable to run it on different kinds of computers. The programs written in low level languages are usually not very portable since they are generally closely tied to a particular in
Native method: In native method, the method is written in a language other than Java, however accessible to a Java program. Native methods are far away from the scope of this definition.
Q : What is Avoid Redundancy Avoid Avoid Redundancy: While not every form of redundancy is as bad from a verification perspective as it is from a maintenance point of view, behavioral redundancy to re-create (local) state can impose problems because the model checker does not distingui
Avoid Redundancy: While not every form of redundancy is as bad from a verification perspective as it is from a maintenance point of view, behavioral redundancy to re-create (local) state can impose problems because the model checker does not distingui
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Information hiding: The practice of making sure that only as much information is exposed regarding the implementation of a class as is strictly needed. Hiding needless knowledge of implementation makes it not as much of likely that other classes will
Boundary error: The errors which arise from programming mistakes prepared at the edges of a problem- indexing off the edge of an array, commencing with no items of data, loop termination and so forth. Boundary errors are a very general type of logical
Object: It is an instance of a particular class. In common, any number of objects might be constructed from a class definition. The class to which an object belongs states the common characteristics of all instances of that class. In those characteris
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