Questions tagged as 'android'

Tagged questions
1
answer

How do I publish my application xamarin.forms

How do I distribute my App that I just created? Like, I'm going to the client to install a version on the smartphone of two or three people to test. What do I need to deploy to this device, my application? How do I do this? EDIT1 Fo...
asked by 20.09.2017 / 12:11
1
answer

How can I copy an android studio machine to another machine, without having to install android studio?

I installed android studio on my machine and created an android machine to emulate the applications, but now I want to get only this machine that I created and put on another computer, I'm trying, but when I try to run it happens: C:\Users\usu...
asked by 19.09.2017 / 21:41
1
answer

Share App Link with WhatsApp

Good morning!    How do I share a link from my app with a contact in whatsapp? Searching the internet was able to form this code (it is without success tests because I am still just testing it) that when recording an activity in the firebase I o...
asked by 20.09.2017 / 16:18
1
answer

Positioning Android GridLayout images

UPDATE I'm developing a mobile application, using the gridLayout and would like to leave one image next to the other, in case the imageView1 on the imageView2 side, below imageViem3 next to the imageView4 but now image imageView2, imageView3,...
asked by 21.08.2017 / 21:00
1
answer

How to add Id to canvas on Android?

I need to add a circle around the canvas every time I click a button (behavior identical to Windows Paint). But to move the circle clicked on the screen I need an ID. Anyone have any idea where I can add this ID? Thank you in advance.     
asked by 23.08.2017 / 16:41
1
answer

Error Search View in Custom Adapter

Hello, I have a damn doubt on how to put a Search view on a custom adapter .. I've been trying for days and I can not. This following code I am using is giving error when starting, I followed several tutorials identical but mine will not. When I...
asked by 23.08.2017 / 18:02
1
answer

Android Studio Screen - Completely Lock Touch

My question is this: I have an Activity that finalizes an order and inserts the data of that request into the bank and it takes a while ... I wonder if there is any way to lock the touch to prevent the user from pressing some button, textEdit, s...
asked by 17.08.2017 / 20:06
2
answers

Resize an image before sending to Firebase

I want to resize the image that is in imageview coming from a camera or gallery before sending it to the Firebase, as you can see the filepath being sent that is a uri so I can not use the scaleDown code. I am sending the image to firebase stora...
asked by 18.08.2017 / 05:22
1
answer

ExpandableList is hidden initially

Every time I start the activity with the ExpandableList it is hidden, so I have to press the shutdown button and restart it so it shows. How do I resolve this? My ExpandableList <ExpandableListView android:id="@+id/lvExp"...
asked by 09.08.2017 / 16:53
1
answer

Unregistered registration token - Firebase

I have a project in the firebase and I'm trying to implement the push notifications, I followed the documentation but when doing tests, sending direct in the firebase, it fails and the error appears, "Unregistered Registry Token". Manifest:&...
asked by 03.09.2017 / 15:38