October 2013
Intermediate to advanced
288 pages
8h 23m
English
Content preview from iOS Auto Layout Demystified, Second EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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5. Debugging Constraints
So, you have taken the plunge and added constraints to your project. Now, things either don’t work the way you expect or you are seeing dreaded errors about conflicting constraints. Constraints can be maddeningly opaque. The code and interface files you create them with don’t lend themselves to easy perusal. It takes only a few “helpful” Xcode log messages to make some developers start pulling out their hair. This chapter is dedicated to shining light upon the lowly constraint.
You’re about to dive into varied and exhaustive ways to read logs and explore constraints more manageably. Helper functions make your code more debugger friendly and minimize time spent diagnosing layout issues. You’ll find ideas that will help ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.