ionic2 Questions
4
Solved
I have one silly question. I'm wondering about ways to speed up my app. In most cases the popular one is to use --prod flag during build. But also I found an advice to enable Angular production mod...
Oberheim asked 27/6, 2017 at 13:43
2
Solved
Using the Angular2 pipe slice I can do something like this to only show the first five elements of my items.
<ion-item *ngFor='let item of items | slice:0:5">
How can I use variables inste...
Power asked 6/7, 2017 at 9:12
2
Solved
I'm using ionic 2 and want to load a picture during runtime. In the past projects I always did it like this:
bikeImage.src = "data:image/jpeg;base64," + bikeResult.image;
But it doesn't work in ...
Melissiamelita asked 1/11, 2016 at 11:56
4
Solved
I noticed that the ngOnInit() method gets not called when I come back to the page which is already instanced. I have to use any other method for this? I need a method which is called everytime when...
2
Solved
I've updated my ionic app from beta 11 to rc0. So it means I've switched from angular2 rc4 to angular2 stable and from typescript 1.8 to 2.
I have a redux architecture and am using the Redux libr...
Outofdoor asked 1/10, 2016 at 13:33
4
Solved
This is my code, and I tried text-wrap , inside ion-header still can not show whole title.
<ion-header>
<ion-toolbar text-wrap color="danger">
<ion-buttons>
<button ion-but...
Sycamore asked 14/8, 2017 at 8:52
7
The recent version is 3.2.0 and I'm facing lot's of issues with it like the ionic serve command not working.
Circumnavigate asked 24/5, 2017 at 8:15
4
Situation: I am using FirebaseObjectObservable to populate my Ionic 2 (rc0) template.
Template code:
<ion-card-content>
<p>{{(course | async)?.description}}</p>
<br>
&l...
Rebekah asked 4/10, 2016 at 17:38
4
Solved
I am using Angular2 to restrict the copy and paste in textbox. But how do i write a custom directive, so that it will be easy to apply for all the text fields.
Below is the working code to restric...
2
Solved
I want to use Firebase Javascript, in an Ionic 2 project so I can develop the Push Notification logic that I want to apply, and test it in a browser, by using the CLI "ionic serve".
I've followed ...
Crumpler asked 6/3, 2017 at 13:3
2
I am creating Progressive-web-app application ,I want to store user information in local device. So, how can i do this.how can I store user login information,so that he does not have to login again...
Testa asked 15/2, 2018 at 12:24
3
Solved
I would like to keep my cache keys in a central place.I would like to do it as a constant file.At this moment I have declared cache keys each and every page where it's required.But I need to remove...
Hogwash asked 3/8, 2017 at 10:33
23
Solved
I try to install app via adb and get a error:
$ ./adb -d install /Users/dimon/Projects/one-place/myprogram/platforms/android/build/outputs/apk/android-debug.apk -r -g
3704 KB/s (4595985 bytes in 1...
6
Solved
I am searching on many forums and questions, but nobody seems to ask how to double click ou double tap in Angular/ionic 2 ?
In ionic v1 it was available with on-double-tap (see http://ionicframew...
Rickierickman asked 6/3, 2017 at 10:47
1
I'm using OneSignal for mobile push notification, but some devices' ids got in invalid_player_ids when sending the notification from my REST API.
It have happened with different devices. Both andr...
5
Why do the first line of code return an object of type "Date" whereas the second one returns a "number" ?
According to the doc (http://www.w3schools.com/jsref/jsref_sethours.asp) setHours() should...
Ferdinand asked 14/12, 2016 at 17:20
3
Solved
I got run time error:
Failed to execute 'open' on 'XMLHttpRequest': Invalid URL
Error: Failed to execute 'open' on 'XMLHttpRequest': Invalid URL
at http://localhost:8100/build/polyfills.js:3:...
1
I have read many post related to integrate google recaptcha with ionic hybrid app, I didn't find any solution for it. I have the following questions regarding g-recaptcha use in ionic app:
Can I ...
5
Solved
How to validate and show error for Input in Alert Controller in Ionic 2 or 3
let prompt = Alert.create({
title: 'Alert input validation',
message: "How can I validate below input field?",
input...
Czardas asked 30/8, 2017 at 21:15
6
Solved
I'm trying to use geolocation in my ionic2 hello world project, and I add the ionic plugin "Geolocation" following the instruction on the official site.
I've run these two commands:
$ ion...
Exercitation asked 24/3, 2017 at 6:43
9
Solved
Right now the ionic app renders with android styling by default. Instead of using the ?ionicplatform=ios param every single time I'd like that to be the default option.
I looked for hints in the ...
6
Solved
I searched in many forums, questions, in doc but can't find the correct solution.
Problem
What is the best way to increment a value using angularfire2 ?
I saw we could use [transaction()][] but ...
Sikkim asked 4/3, 2017 at 13:59
22
Solved
I always get this error message when I run "Ionic start project name":
Error message
Running command - failed![ERROR] An error occurred while running npm install (exit code 1):
module.js:471
t...
Moltke asked 5/6, 2017 at 6:39
7
Solved
I have an array of object called options.
this is my html code
<ion-item>
<ion-label>place</ion-label>
<ion-select [(ngModel)]="place" (click)="optionsFn(item);">
&l...
Kennedy asked 15/9, 2016 at 5:46
5
I am trying to send a HTTP GET request from my Angular2/ionic2 app using http.get. The HTTP GET request contains a valid Linkedin access token and is supposed to return some profiledata. However, t...
Leenaleeper asked 15/9, 2016 at 20:55
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