Questions tagged as 'ionic3'

Tagged questions
2
answers

execute a process in ionic 4, similar to a linux demon?

How could you run a process like a daemon in linux, that is to say a process in the background, as you would do, try with BackgroundMode when you start the application and nothing, as you would.     
asked by 03.11.2018 / 15:08
0
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Create an ionic apk. error when executing build

When trying to create an apk to test it on the mobile I get the following error. The steps I follow are the following but in the last step I get an error.    ionic cordova platform rm android       ionic cordova platform add android     ...
asked by 08.10.2018 / 14:04
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how to reach value

I need to get the value that says bencina_mas_barata . this.bencineras = database.object('/Bencinas_two/'+this.ids+'/'+1+'/'); this.bencineras.snapshotChanges().subscribe(action => { console.log(action.type); console.log(ac...
asked by 04.10.2018 / 19:42
1
answer

* ngFor does not show list

<ion-item *ngFor="let pais of paises"> <ion-avatar> <img src="{{pais.imagen_armada}}"> </ion-avatar> <p style="color: red;">{{pais.PaisD}}</p> </ion-item> ts     (this in ionViewDidLoad ())...
asked by 10.10.2018 / 18:43
0
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Delete a firebase item from ionic 3

I get an error in removing a firebase item. I can add but not delete if I delete, I delete the entire table. My code: import { AngularFireDatabase } from 'angularfire2/database'; export class LoginPage { arrData = []; $...
asked by 03.10.2018 / 18:56
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How to work with classes, services and pages with Ionic3 and Angular4

I launch this question so that those who have more experience tell me if my approach is correct or if it is nonsense. Suppose we are going to develop an application with Ionic3 / Angular where we have a CRUD of Clients. The correct thing, as...
asked by 30.09.2018 / 10:54
0
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Ionic, cell phone keyboard scrolls buttons

I have a problem when I run my Ionic 3 application on an Android phone. It's a login page with some buttons on the bottom of the screen and when you click on a text-type ion-input, the cellphone keyboard appears and moves my buttons up, placi...
asked by 25.09.2018 / 20:58
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Delete item from firebase [Ionic]

I can add items to firebase, but I can not delete it. If I delete an element, I delete them all. This is my code <ion-list> <ion-item *ngFor="let item of arrData; let i = index" (click)="btnAction(i)" > <h3><s...
asked by 03.10.2018 / 17:42
1
answer

Variable is not saved in Ionic 3

When I want to save a variable data, it is saved and displayed in the console, but if I want to use it elsewhere, it tells me that this undefined and I do not know what to do. Here is a fragment of that code: public valoractual:numbe...
asked by 02.09.2018 / 02:03
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Profile view IdentityServer4 inside ThemeableBrowser plugin in ionic3 app

I am developing an application in Ionic3 that uses a ThemeableBrowser to show the login of IdentityServer4 , my question is that for the login I use the authorize endpoint (/ connect / authorize) , load the login well and at least it serve...
asked by 22.08.2018 / 21:06