November 2016
Intermediate to advanced
480 pages
14h 42m
English
Content preview from Swift Programming: The Big Nerd Ranch Guide
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Silver Challenge
The emptyGas(by:) method has some bugs. For example, if the current gasLevel is less than the amount to remove, then the new value for this property will be negative. A negative value does not make sense and will actually stop the program from running (recall the precondition() in gasLevel’s property observer). Revise emptyGas(by:)’s implementation to ensure that gasLevel is not decremented to be a negative value.
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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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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.