Questions tagged as 'android'

Tagged questions
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Android SDK error could not be found [closed]

After clicking on the file Main.xml this error appeared:    Android SDK error could not be found. How can I fix this?     
asked by 29.09.2016 / 18:36
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How to put button next to two text fields

I want the button next to the edit text, I've made several attempts with layout_toleftof and layout weight but the button ends up disappearing, or it stays in the same place. My xml looks like this: <?xml version="1.0" encoding="utf-8"?>...
asked by 30.12.2016 / 02:55
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Best database for Android application [closed]

Well, I have a question on which database to choose for an android application: Sql Server or Sqlite? I have a small Crawler, which does not need to run every time, just once, and when there is an update, it happens rarely.     
asked by 28.09.2016 / 21:06
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App stopping while using the Location API

This code would be used when the user pressed a button, its latitude and longitude were found and later sent to a server. But the app crashes when it starts, remembering that I got this code from a post here in SOpt. The error you give is thi...
asked by 19.09.2016 / 20:46
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Xamarin has some limitations for creating APP for Android

I'm starting to study mobile programming, specifically Android at the moment, and I have a question. I started studying Android Studio that uses the JAVA language, but it is also possible to develop for Android using Visual Studio with Xam...
asked by 15.09.2016 / 14:50
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ListView with two lines

In the android studio in the component I found the following TwoLineListItem, by the name I imagined that could put two lines of texts without having to create a customized xml, does anyone know if it's possible?     
asked by 19.09.2016 / 09:01
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Decrease a base64 [duplicate]

How do I decrease a base64 size without decreasing quality? I'm having a problem with this code because it's too big and it's not saving in the database. How to decrease? Bitmap thumbnail = (Bitmap) data.getExtras().get("data"); Byte...
asked by 26.07.2017 / 18:59
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Clear old notifications the moment you sign in

Does anyone know how I clean old notifications from my app from the moment I enter the app through the Icon and not the notification itself. Whatsapp does this on android, but I can not find a way to work with it, thank you.     
asked by 04.10.2016 / 16:07
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Navigation on Android Mobile Apps

Talk to people. I have an application published on Windows Phone where I navigate between pages without having to worry about the history, that is, if the user presses the Back button of Windows Phone, it automatically returns to the previous...
asked by 11.08.2016 / 18:20
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Hide / Show Menu

I have the following menu: <menu xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto"> <item android:id="@+id/action_delete" android:orderInCategory="10...
asked by 26.07.2016 / 17:18