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This article assumes you are using backbone.layoutmanager.js to manage your views. You have also used insertView({}) to add a list of models in a collection. The following will remove all child views inserted with...
It is actually really simple. var json = [{item1:"a", item2:"b", ...}]; this.collection.reset(json);
The reason could be that you do not use urlRoot. This is not good : Storage.Model = Backbone.Model.extend({ urlRoot: "/apis/storage", url: "/apis/storage", defaults: ... }); This will work: Storage.Model = Backbone.Model.extend({ urlRoot: "/apis/storage", defaults:...
Solution: You are calling at some point the listenTo() function on an undefined model. For example // this.model is "undefined" this.listenTo(this.model, "change:duration", this.updateDuration, this);
This situation happened to be from time to time over the last few years and I still struggle with it every time so I decided to write down my troubleshooting steps and solutions ...
Streams.Collection = Backbone.Collection.extend({ model: Streams.Model, url: "/apis/streams", comparator: function(model) { return [model.get("sapDiscovered") === "true", model.get("name").toLowerCase()]; } });
You have a view who has a Collection and you want to add an additional variable to use in your template,. Let say you want to add the variable sapConfig and do some dynamic...
You did something like WRONG: var modalView = MyModule.Views.Edit({options}); GOOD: var modalView = new MyModule.Views.Edit({options}); This solves the problem with error in console : this._configure is not a function this._configure(options || {}); In backbone.js,...
Client-side javascript validation using Backbone.Validation Troubleshooting Checklist (1) Make sure backbone.validation.js and backbone.validation.bootstrap.js are included. backbone.validation.js : https://github.com/thedersen/backbone.validation/blob/master/src/backbone-validation.js backbone.validation.boostrap.js : https://gist.github.com/driehle/2909552 (2) Make sure your model extends Backbone.Model() and add a validation object to your model after the default declaration : SuperApp.Model = Backbone.Model.extend({ defaults...
Two solutions Here are two things I know are not show in any console but will cause your view not to render. Mixing UTF8 content in Windows 1252 charset webpage IE8 and IE9 will...
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