Recent questions tagged Angular

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angular - "Declaration or statement expected" Error in Angular2 (or TypeScript)

I'm completely new to Angular2 and TypeScript. I'm following Tutorial but I keep coping this error. Is it an ... by the compiler or something? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Function implementation is missing or not immediately following the declaration, TypeScript class

I got a handwritten array to fill a table in my class, now I'm getting this array's content from a JSON on ... }, ]; source: LocalDataSource; } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Use RouterLink from a nested component

Using Angular 2 beta.0 I have a component structure like so App (Has RouteConfig) -> List | -> ListItem ( ... the parallel to add nested routes See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - "Call to Node module failed with error"s with Angular2 & ASP.NET

I'm getting an intermittent exception with my ASP.NET Core Angular 2 web-app: Exception: Call to Node ... .umd.js:193:31) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Async HostBinding in directive

I'm looking for the best way to handle HostBinding with async value. Before Angular v2.1.2 I could use ... cannot contain pipes in Directive. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Constructor Destructuring with exposed parameters

I have a constructor which uses destrucuring to simplify what needs to be passed to create the object with the proper ... getList = getList; } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - How to use home component data in other component?

Below is my code, how to use (this.categoryType) in other component getCategoryDetails(){ return this.http.get ... response in other component. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Textbox on changes directive

What is the equivalent for jQuery change event on every input in Angular2? Example: $("input").on('change', function() { console.log("*"); }); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Can you get the component encapsulation host ID?

Is there a way to get the encapsulation host id that is given to a component? If you have a component that is using ... = host.id; } ... } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - angular2 include external html template

Is there a way to include an external html file, I've been unable to use templateUrl, it keeps appending the ... .com/somecool.html" and fail See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - How to create an http observable that makes dynamic requests

I have an observable that makes dynamic requests. For example, getFlowers(params?: any): Obeservable<Flower[]> { ... realize how to utilize it. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Access transcluded content

I have a componenet which i use to display a block of code which is transcluded in the component <gs-code> ... . But these have not worked. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - How to create collection in Cloud Firestore from Javascript?

When user creates account in my angular app, my app creates user account (using Firebase API) with email and password. ... to do. Please, help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - RxJS Refactor nested map statement

I have a service which uses @angular/http to load data from an API. I want to create a projection of the ... of nesting? Thanks in advance! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Waiting for an observable to finish

I have a method that needs to wait for an observable to finish. I know observable are great for returning single ... returned the risk }); } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Why white screen stuck after splash screen in Ionic 4?

I run ionic cordova run android for my Ionic Cordova project. At this time, I have my mobile connected to ... deviceready event fired after 776 ms See Question&Answers more detail:...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - ng update to specific version

I would like to update Angular from version 5.0 to version 6.1. The instructions at https://update.angular.io/ ... .0 of all @angular/* packages See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - how to filter *ngFor result based on a selected dropdown value

Choosing a category: <ion-select name="categories"> <ion-option *ngFor="let category of categories;"> {{category}} ... , but it wouldn't work. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - How to compile runtime-generated Angular8 code?

I'm creating Angular code at runtime, in particular, I use a SVG library in order to create a vector ... call in the associated component. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Does Typescript (really) follows the naming convention for parameterized types (T, U, V, W) in Generics?

I am not exactly sure if in TS we follow this naming convention for parameterized types as C++/Java or ... for type properties/methods)? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Custom service in extended Http not getting injected

I want to extend the Http provider to intercept all requests that deliver a 403 status to handle an automatic ... in my extended Http provider? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - How to group the list by date

I am trying to show list with group by date using below code but i am getting exceptions Unable to get property 'forEach' ... gc[date] })); } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Type object is not assignable to type any[]

I am using PrimeNG datatable. I using httpClient in Angular to fetch some mock data from JSON Placeholder. It ... results"> </p-dataTable> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Trying to filter data in *ngFor directive

I'm trying to filter my array data on a table from Angular with the package w-ng5, but it's searching ... pipe methods many times per second See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Angular5 WebApi token authorization not working

I'm trying to implement token authorization for Angular5 client and WebApi server application. I have managed to ... help. Thanks in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Is There a More Efficient Way to Have a Subscription in a Subscription in Typescript

I am writing some code, in Typescript for Angular 11, where I need to get data from one observable and then looping through ... } }); }); }); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Module '"angular2/angular2"' has no exported member 'ExceptionHandler'

I want to customize the default exception handler behavior and to do that I want to override the ExceptionHandler class, ... I have to import ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Issue with binding and @ViewChild

This plnker is probably the quickest way to see the issue I'm not sure if it's just some obvious gotcha when ... input; constructor() { } }; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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