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What is the purpose of providedIn with the Injectable decorator when generating Services in Angular 6?

When generating services in the Angular CLI, it is adding extra metadata with a ‘provided in’ property with a default of ‘root’ for ...

May 27, 2022
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angular, Programming

IT Nursery

Angular 2: 404 error occur when I refresh through the browser [duplicate]

This question already has answers here: Angular 2.0 router not working on reloading the browser (32 answers) Closed 5 years ago. I’m new ...

May 27, 2022
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angular, Programming

IT Nursery

Disable Input fields in reactive form

I already tried to follow the example of other answers from here and I did not succeed! I created a reactive form (ie, ...

May 27, 2022
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angular, Programming

IT Nursery

Can’t bind to ‘ngForOf’ since it isn’t a known property of ‘tr’ (final release)

I’m using Angular2 2.1.0. When I want to display a list of companies, I got this error. in file.component.ts : public companies: any...

May 27, 2022
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angular, Programming

IT Nursery

Angular – What is the meanings of module.id in component?

In an Angular app, I have seen that @Component has property moduleId. What does it mean? And when module.id is not defined anywhere, ...

May 27, 2022
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angular, Programming

IT Nursery

Running a single test file

Is there a way to run ng test for a single file instead of for the entire test suite? Ideally, I’d like to ...

May 27, 2022
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angular, Programming

IT Nursery

Angular 2 router no base href set

I am getting an error and can’t find why. Here is the error: EXCEPTION: Error during instantiation of LocationStrategy! (RouterOutlet -> Router -> ...

May 26, 2022
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angular, Programming

IT Nursery

How to execute only one test spec with angular-cli

I have Angular2 project build with Angular-CLI (beta 20). Is there a way to run tests against only one selected spec file? I ...

May 26, 2022
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Create component & add it to a specific module with Angular-CLI

I’m starting to use angular-cli and I’ve already read a lot to find an answer about what I want to do…no success, so ...

May 25, 2022
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How to call another components function in angular2

I have two components as follows and I want to call a function from another component. Both components are included in the third ...

May 25, 2022
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