April 2013
Intermediate to advanced
1700 pages
92h 51m
English
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Constants
Similar to, yet different from, read-only fields are constants. Constants aren’t fields but deserve treatment in this context because of their similar syntax and to point out some of the fundamental differences.
The goal of constants is to provide a way to give a symbolic name to values that are set in stone and will never ever change. Examples of constants include e (2.71828...) and pi (3.14159...). But, some things that seem constant deceptively are not. For example, although a tax percentage may remain the same for a long time, it isn’t constant.
For example, System.Math defines a couple of public constants:
public static class Math{ public const double PI = 3.1415926535897931; public const double ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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