Questions tagged as 'ionic'

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Ionic - Login authentication from Rest API

I was recently learning how to use Ionic and I was trying to make a login page for user authentication by calling an Api. My problem is that I have not found any tutorial, nor guide, sufficiently clear and updated. Not even in the official do...
asked by 04.12.2018 / 19:30
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How do I send two images that respond to different parameters, with two other string values?

I have the following code in Ionic 3.9: const fileTransfer: FileTransferObject = this.transfer.create(); let optionsSend: FileUploadOptions = { fileKey: "9602", fileName: "filename", chunkedMode: false, mimeTyp...
asked by 06.12.2018 / 00:28
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Firestore Firebase Cloud functions

I am generating an application in ionic with cloud firestore, I need to send a notification to the devices when I add a document to the news collection, I have been able to recover the Token from my emulator, and I have succeeded in sending a no...
asked by 28.11.2018 / 02:59
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redirect with a select to another page

good to all I hope that they are well, today I come to ask for help in IONIC to see how I can through a select in html redirect to a page according to the option that the user chooses this is the html code <ion-item> &l...
asked by 24.11.2018 / 21:17
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I can not change the background in my project

page-home{ } .titulo{ float: right; font-size: 15px; } .tapiz{ background-color: #000000 !important; } <ion-header> <ion-toolbar> <ion-title> <img src="assets/icon/logo.png" width...
asked by 16.11.2018 / 03:58
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geolocation error timeout expired, leaflet library and ionic 3?

I ran in the browser and the code of the following link works: link However when installing on the device I get the following error: "geolocation error timeout expired" Does anyone know why this happens?     
asked by 12.11.2018 / 16:48
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create a pdf with an ionic data table

I need that when generating my pdf a table with its rows and columns is created to enter content that I obtain from my bd. I need to know how to create the table in the pdf     
asked by 12.11.2018 / 20:05
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Get the value of a CallBack in JavaScript

I want to get in a variable what returns from toDataURL in a variable to be able to use it in the createPDF function, and be able to use it to create the pdf. Thanks in advance to anyone who can tell me how I can do it.     
asked by 10.11.2018 / 16:24
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Plugin not installed - Ionic v4

It turns out that at the time of compiling my project in IOS, the module of cordova-plugin-advanced-http which shows an error of plugin not installed > However, if it is installed as it WORKS correctly in Ionic DevApp.       
asked by 09.11.2018 / 06:01
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Ionic ERROR [object object]

How can I solve the following error? I leave the code of my provider: import { HttpClient } from '@angular/common/http'; import { Injectable } from '@angular/core'; @Injectable() export class WordpressProvider { baseUrl:string ="htt...
asked by 04.11.2018 / 19:05