Questions tagged as 'ionic'

Tagged questions
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Gulp watch shows a lot of eslint errors. Which dependencies are missing?

I made the git clone of an Ionic 1 app made with the Generator-M-Ionic I've done the following steps to install the dependencies: npm install bower install npm install --global gulp-cli And the prerequisites of the generator itself:...
asked by 20.04.2018 / 19:03
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Array Array of type Observable [closed]

I'm developing an app and need to iterate through an array of Observable-type arrays coming from the firebase. I have the code below but it does not work and it gives me an error. Can someone please help me? <div *ngFor="let products of cat...
asked by 14.04.2018 / 14:49
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Push Notification with Firebase + business rules

I have to receive push notification from firebase, but it is not for all phones that these notifications will be sent. My app checks changes in contracts, the user informs a CPF number and the app searches the database for information about the...
asked by 03.04.2018 / 01:56
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Error sending xml data

I have the following message: [{erro: "Formato de usuário inválido"}] Typescript code var headers = new Headers(); headers.append('Content-Type', 'application/x-www-form-urlencoded'); let urlSearchParams = new URLSearchParams(); urlS...
asked by 21.03.2018 / 19:19
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Ionic - build is giving error

When I'm doing build with code: ionic cordova build --release android is giving this error: What is the Solution ??     
asked by 13.02.2018 / 14:37
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How to pass a variable to another page using IONIC?

Hello, I'm making an application using the IONIC framework and I'm having trouble passing parameters to another page. I have the list of items (which are data that are coming from the database) and in each item I have a "details" button that...
asked by 30.01.2018 / 20:10
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Developing an application with webservice how to approach

I am doing a project that consists of an online platform for managing a clinic, where it should contain a website and an application. My main idea is to create a WebService to meet both platform and application requests. My project would b...
asked by 02.02.2018 / 21:04
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Listening / Recording speechRecognition audio

I built a simple application using speechRecognition startListening() { let options = { language: 'en-US' } this.speechRecognition.startListening().subscribe(matches => { this.matches = matches; this.cd.detectChanges();...
asked by 03.12.2017 / 14:41
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App ionic 3 with white screen [closed]

asked by 15.11.2017 / 01:38
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Ionic ng-if comparing values

I'm getting data from a API and I want to check if percent_change_1h is less than 0, and if so for displays a different text color. <ion-row> <ion-col> <ion-label ng-if="top.percent_change_1h < 0" style="color:...
asked by 03.12.2017 / 15:40