Questions tagged as 'android'

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Resolve Error NoneType Qpython, AndroidWebView Sl4a

Good morning. I have a problem I have these two files. try: import androidhelper as android except: import android droid = android.Android() droid.webViewShow('file:///sdcard/WebViewPython/index.html') while True: result = droid.wai...
asked by 06.11.2018 / 14:39
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Problem with Update Listview associated with Sqlite

I have problems with the update of listview , which in other activities I modify the database sqlite , but when returning to the activity these changes are not reflected in listview . The event I do in onActivityResult...
asked by 06.11.2018 / 16:27
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RecyclerView shows a single data, JSON

At the time of showing data only shows only one, this is my database: When I want to show the supermarket business only the first one appears. This is the code of the activity: package com.example.emiliano.myfirstapp; import andro...
asked by 25.11.2018 / 21:26
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Retrieve status when calling the new Intent

I am developing an app to play music in which I have included a notification with the playback controls which allows you to continue listening to the music even if you close the application. The notification allows you to return to the app by cl...
asked by 05.11.2018 / 17:06
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jvmti error thread_not_alive

When starting an application on Android, the following message is displayed on the console:    E / StudioProfiler: JVMTI error: 15 (JVMTI_ERROR_THREAD_NOT_ALIVE) Could someone help me by indicating what it means?     
asked by 05.11.2018 / 14:29
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Android Studio, push notifications are not received when app is closed or suspended

I have an application that uses firebase to send push notifications What happens is that in my code I have several conditions when the title is a specific word do something, only when the app is closed or in the background only receives the pre...
asked by 05.11.2018 / 19:39
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How to remove the hamburger icon and put the back icon [Android]

How can I remove the Hamburger icon from my NavigationView when I go to another fragment and then change it to a "back" icon? NavigationActivity.kt: package com.example.gonzalo.proyecto_android_2018.activities import android.support.v4.a...
asked by 09.11.2018 / 15:54
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PerformAction in an AccessibilityNodeInfo [closed]

Hello, I am developing an Android app and I use AccessibilityService. In the method of onAccessibilityEvent I get the AccessibilityNodeInfo from the camera of the mobile and up there all right. Now I access the shutter button by findAccesibility...
asked by 04.11.2018 / 15:13
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help with visualizing data in app

I have a problem, it's about saving data and then reading them through the firestone, at the time of saving it does it well, but when I want to see what the app saves, it closes, I do not know much about the app. package com.example.luis.myapp...
asked by 02.11.2018 / 19:24
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Problems with ScrollView

I have implemented a scroll for my user registry layout, and when I run the app, the scroll does not work for me, it also generates a spacing below, like a margin_botom and it does not let me pull down my elements that are inside the Constraint_...
asked by 02.11.2018 / 22:08