September 2017
Intermediate to advanced
450 pages
11h 24m
English
Content preview from MEAN Cookbook
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Source maps for generated templates
Angular already has relatively sophisticated template error messaging that does a good job of explaining the source of most template errors. However, there are sometimes when highly nested templates can return errors in Angular can be quite tricky to track down because the templates are compiled into a generated format. Angular 4's addition of source maps for generated templates will make it easier to trace template errors back to a meaningful context in your application. Here is an example of a template related router error in Angular 2:
Can't bind to 'routerLink' since it isn't a known property of 'a'. ("<ul> <li router-active> <a [ERROR ->][routerLink]="['Index']">Home</a> </li></ul>"): AppComponent@6:7 ...Become 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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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.