Questions tagged as 'android'

Tagged questions
2
answers

Problems with obtaining location in android studio

Good afternoon friends I have a problem, Well I have been doing tests and I would like to know where I am failing, as I see when I do debugeo, location returns null and therefore can not return the get Altitude or any other property, I would lik...
asked by 31.08.2018 / 17:58
1
answer

Disable button back on android

I have the following problem, I start a Activity to create a user, where it shows me a View dialogLayout at the beginning where a user parameter is entered to validate that it does not already exist, the subject is that if I press...
asked by 02.08.2018 / 14:27
1
answer

What is the difference between StackOverflowError and OutOfMemorryError and how can we avoid them in the application? [closed]

I have missed these two errors in Java and I would like to know what difference there is between them, and how can both be avoided?     
asked by 20.04.2018 / 16:20
1
answer

Problem generating Signed APK in android studio

I am trying to generate the Signed APK in android studio but it sends me the following error every time I try: Please correct the above warnings first. My build.gradle has the following code: android { compileSdkVersion 26 defaultConfig...
asked by 30.04.2018 / 00:36
1
answer

How to make Firebase report changes to me ONLY when I click on a button? Android Studio

I have a problem with the Firebase in Android Studio. I have 2 buttons on my interface, one that is called "Upload Data" and another one called "Get Data". When I click on the "Upload Data" button, it uploads the data perfectly to the Firebas...
asked by 05.11.2018 / 23:17
2
answers

How can I take a break when writing a file on Xamarin Android?

I've been having trouble making a line break. I call my data and in my database there is no line break. I show a little of my code. In this way I show my data. var txtCheckpoint = FindViewById<TextView>(Resource.Id.txtCheckpoint); txtChe...
asked by 30.08.2017 / 17:02
1
answer

How can I place a Linearlayout on top of a scrollview?

I need to make a table where I have to scrolle it because there are too many rows, the header of the table must be static and be displayed when "scrolee". try to create a linearlayout with the fields of the table and in another linearlayout (tha...
asked by 19.08.2017 / 22:32
2
answers

automatic onClick

Greetings to all, by chance someone knows how you can make a button to be clicked only after a few seconds. Something like in Waze that one chooses the route and a Button appears (Go now) which after a few seconds is pressed only activating t...
asked by 26.09.2017 / 22:45
2
answers

Failed to resolve: com.android.support:appcompat-v7:27.+ android studio 2.3.3

I use android studio 2.3.3 and every time I start a new project this error marks me this is my granddle Module: App file apply plugin: 'com.android.application' repositories { mavenCentral() } android { compileSdkVersion 27...
asked by 26.03.2018 / 12:51
1
answer

How to graph MySQL data in android Kotlin?

How can I create a kotlin android graphic using PHP to query the data stored in MySQL on an External server? Someone has an example. Thanks     
asked by 14.10.2018 / 15:16