December 2015
Intermediate to advanced
400 pages
13h 3m
English
Content preview from Swift Programming: The Big Nerd Ranch Guide
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4 Numbers
Numbers are the fundamental language of computers. They are also a staple of software development. Numbers are used to keep track of temperature, determine how many letters are in a sentence, and count the zombies infesting a town. Numbers come in two basic flavors: integers and floating-point numbers.
Integers
You have worked with integers already, but we have not yet defined them. An integer is a number that does not have a decimal point or fractional component – a whole number. Integers are frequently used to represent a count of “things,” such as the number of pages in a book. A difference between integers used by computers and numbers you use elsewhere is that an integer type on a computer takes up a fixed ...
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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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