Issue In my company, we have an angular dart application that was initially built by backend engineers that became frontend engineers, next week, we have a brainstorming session of how we can improve our application, in all aspects not just
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Get MIME type of File object
Issue I have a dart:html File object and I want to determine the MIME type from the file contents rather than the extension. Solution You can use the mime package’s function lookupMimeType and pass in the headerBytes by calling slice
Continue readingUsing String extension method defined in library in angular dart template
Issue I created String class extension and trying to use new method in angular dart template. But webapp build fails because of new method wasn’t found. How can I use extension methods in template? Here is String extension string_utils.dart: extension
Continue readingPrint the second largest number on the list using dart
Issue I need to print the second largest number on the list, the output from the below code is all elements in the list except the first and the last one. What is the mistake? void main () { List
Continue readingHow To Create A New Angular Dart Project On VS Code
Issue I already installed Dart extension for VS Code and also tried ngdart but it isnt working So I pressed CTRL+SHIFT+P And picked > Dart: New Project but there is no option for Angular Dart Web App only Bare-Bones Web
Continue readingHow to trigger an update of NgComponent when child property changes
Issue I am a complete beginner to AngularDart (and Dart); I followed the tutorials but this is something I can’t seem to find a answer to. I have two NgComponents that work perfectly: <colorImage car-color=”ctrl.car.color”></colorImage> <carImage car=”ctrl.car”></carImage> My controller “ctrl”
Continue readingAngular2 Dartlang LOCALE_ID missing
Issue I’m trying to set the LOCALE_ID in an Angular2 application in Dart so that DateTimes get formatted correctly (Monday->Montag for example). Unfortunately LOCALE_ID isn’t at time of writing in angular2/core.dart. Are there plans to add it, or is there
Continue readingData binding to a Map in Angular Dart
Issue I’m trying to implement functionality for checking multiple items in a list of checkboxes. I am using a Map to store the data and its selected/unselected state. List<String> fruits = [ {‘fruit’: ‘apple’, ‘selected’: true}, {‘fruit’: ‘banana’, ‘selected’: true},
Continue readingTrouble when working with Radio button in Angular Dart
Issue I can make radio buttons work and bind to a model. However, when the page loads, no radio button is shown as being selected, even though one is. Here is the Dart code: import ‘package:angular/angular.dart’; @NgDirective( selector: ‘[my-controller]’, publishAs:
Continue readingCan you mix regular and injected parameters in a constructor in Angular Dart?
Issue In Angular Dart, can you mix regular parameters and injected parameters in a class constructor? When I instantiate the class, I get a missing arguments error. For example: If you have: class Foo { String b; Http _http; Foo(String
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