December 2014
Intermediate to advanced
346 pages
6h 14m
English
Content preview from AngularJS Web application development CookbookBecome 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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Cleaning up form errors with ngMessages
The addition of the ngMessages directive aims to solve the problem of erratic and complicated organization of error messages in forms. Traditionally, error messages were handled individually and independently, and they also incorporated some semblance of meta-logic in order to decide which messages should take priority, how many should be seen, and so on. The naïve solution is usually accomplished by sprinkling fistfuls of ng-if directives in the page corresponding to the error message corpus and delegating the display logic to the form controller. As you can imagine, this can get messy very quickly in the wake of complex forms.
Getting ready
The ngMessages directive comes packaged in the ngMessage module. ...
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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.
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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.