Recent questions tagged Angular

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angular - How do I connect my md-table (cdk data-table) to a service to be used as the data source?

Sorry but I'm in the dark with this one. I have a method that returns an array of objects and I use ... just the header "CompName" 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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1.3k views

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angular - ionic 4 prevent/disable device hardware backbutton

I'm using angular routing(@angular/router) for ionic 4 project to disable the device back-button in ionic 4 ... back-button any help here See Question&Answers more detail:os...

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

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1.1k views

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angular - mat-error put to separate component not rendering properly

I want to use mat-errors to render server-side errors in my Angular 5 SPA. This is what I've got so ... it working properly? 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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1.1k views

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angular - Waiting for ngrx action before loading page with URL parameter

I'm building an ng2 application using ngrx. When the app is launched a web service is called to get ... INIT_DONE before loading my page ? See Question&Answers more detail:os...

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

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947 views

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angular - Why does simply [myHighlight]="..." work for an attribute directive?

The myHighlight attribute directive in the dev guide uses the myHighlight name as both the attribute selector: ... property name and selector. See Question&Answers more detail:os...

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

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1.0k views

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angular - Angular2 - Use value of Observable returning method in another Observable

The problem I dont know how to use the value of the currently returned Observable of getUserHeaders() in ... and nothing from getUserHeaders() See Question&Answers more detail:os...

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

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1.1k views

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angular - Ionic2 Ion-select without OK and Cancel

I have built an Ionic2 app and I am currently trying to improve the UX. To do that, I received some ... NOT listed under the Ionic2 docs. See Question&Answers more detail:os...

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

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1.2k views

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angular - Can't bind to ':xlink:href' since it isn't a known property of ':svg:image'

I am trying to set dynamicly href for svg image like this : <svg style="width:100%; height:100%"> <image x= ... a known property of ':svg:image See Question&Answers more detail:os...

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

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1.4k views

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angular - Focus an element after it appears via ngIf

I have a button that, when clicked, is replaced with an input field and a confirmation button, then when ... it work immediately for both? See Question&Answers more detail:os...

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

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933 views

1 answer

angular - Angular2 Lazy Loading Service being Instantiated Twice

I just switched my application over to be lazy-loaded today. I have a SharedModule that exports a bunch of services. ... /compiler-cli: 2.4.1 See Question&Answers more detail:os...

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

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1.4k views

1 answer

angular - Casting a type (interface) via map to observable

I've been learning TypeScript with Angular. And currently I stuck as this moment. Previously I used subscribed method ... boolean; data: any; } See Question&Answers more detail:os...

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

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1.0k views

1 answer

angular - Can't resolve all parameters for AppComponent

i'm building big project, this is started part of it. my problem is very common, however I did not find a way ... OS: linux x64 Angular: 5.0.2 See Question&Answers more detail:os...

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

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1.1k views

1 answer

angular - Unable to obtain configuration from well-known/openid-configuration

I am using ASP.NET 5, In my solution I have Web API, Identity Server and Angular 2 project ... IAsyncResult asyncResult, Exception& exception) See Question&Answers more detail:os...

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

0 votes

918 views

1 answer

angular - How to keep form data when switching tabs/routes?

When switching routes. How to keep state of the application as it is? I observed that Angular class is reinitialize ... switch tabs.`; } } See Question&Answers more detail:os...

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

0 votes

873 views

1 answer

angular - Angular2 RC5 shared Component between Modules

I'm just updating my angular2-app to new RC5. I got quite far, and everything seems ok, but now I want ... across Modules? 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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1.2k views

1 answer

angular - Cannot determine the module for class X in X.ts! Add X to the NgModule to fix it error in ionic2

I am facing an issue when I try to build my app using the following command : ionic cordova run android --prod ... How can I resolve this issue? See Question&Answers more detail:os...

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

0 votes

1.1k views

1 answer

angular - Angular2 scroll to element that has *ngIf

I am writing a form in Angular 2 where the user submits the form, it is validated and if there are any errors ... and clean way to do this? See Question&Answers more detail:os...

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

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901 views

1 answer

angular - Change detection not registering data changes

I have an html structure with a component inside a component (forgot the proper word for it). working basicly ... within my add/delete methods? See Question&Answers more detail:os...

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

0 votes

1.1k views

1 answer

angular - Angular2: How do you mark FormGroup control dirty via `patchValue()`

I am updating a Reactive FormGroup control value from my component via patchValue. Ex: this.myForm.patchValue({incidentDate:'2016 ... '; } } } } See Question&Answers more detail:os...

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

0 votes

1.3k views

1 answer

angular - Can't bind to ':xlink:href' since it isn't a known property of ':svg:image'

I am trying to set dynamicly href for svg image like this : <svg style="width:100%; height:100%"> <image x= ... a known property of ':svg:image See Question&Answers more detail:os...

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

0 votes

1.1k views

1 answer

angular - Focus an element after it appears via ngIf

I have a button that, when clicked, is replaced with an input field and a confirmation button, then when ... it work immediately for both? See Question&Answers more detail:os...

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

0 votes

980 views

1 answer

angular - Angular2 Lazy Loading Service being Instantiated Twice

I just switched my application over to be lazy-loaded today. I have a SharedModule that exports a bunch of services. ... /compiler-cli: 2.4.1 See Question&Answers more detail:os...

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

0 votes

1.0k views

1 answer

angular - Casting a type (interface) via map to observable

I've been learning TypeScript with Angular. And currently I stuck as this moment. Previously I used subscribed method ... boolean; data: any; } See Question&Answers more detail:os...

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

0 votes

3.8k views

1 answer

angular - Can't resolve all parameters for AppComponent

i'm building big project, this is started part of it. my problem is very common, however I did not find a way ... OS: linux x64 Angular: 5.0.2 See Question&Answers more detail:os...

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

0 votes

1.2k views

1 answer

angular - Unable to obtain configuration from well-known/openid-configuration

I am using ASP.NET 5, In my solution I have Web API, Identity Server and Angular 2 project ... IAsyncResult asyncResult, Exception& exception) See Question&Answers more detail:os...

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

0 votes

1.0k views

1 answer

angular - How to keep form data when switching tabs/routes?

When switching routes. How to keep state of the application as it is? I observed that Angular class is reinitialize ... switch tabs.`; } } See Question&Answers more detail:os...

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

0 votes

1.0k views

1 answer

angular - Angular2 RC5 shared Component between Modules

I'm just updating my angular2-app to new RC5. I got quite far, and everything seems ok, but now I want ... across Modules? Thanks in advance :) See Question&Answers more detail:os...

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

0 votes

864 views

1 answer

angular - Cannot determine the module for class X in X.ts! Add X to the NgModule to fix it error in ionic2

I am facing an issue when I try to build my app using the following command : ionic cordova run android --prod ... How can I resolve this issue? See Question&Answers more detail:os...

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

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