I want to add a Service to my Android app which runs in the background holding a WebSocket connection (possibly over several hours or even days) and regularly sends some data to a server. Now there seems to be a bunch of WebSocket libraries for Java, and I’m not sure which one I should use: […]
I have 2 ScrollViews in my android layout. How can I synchronise their scroll positions?
I have updated my Android Studio to version 1.3.0 before 3 days. Before that I can use NDK and now I am getting error like , Error:(50, 0) Error: NDK integration is deprecated in the current plugin. Consider trying the new experimental plugin. For details, see http://tools.android.com/tech-docs/new-build-system/gradle-experimental. Set “android.useDeprecatedNdk=true” in gradle.properties to continue using the […]
Logcat allows filtering logs but it works like that: You define filters and logcat only displays messages which matches filters. But is there a way to display all logs EXCEPT some TAGs defined by filters?
I’m getting a gradle error at building since yesterday – it just came randomly…. Full stacktrace here: My project depends on multiple libraries and it built without any problems until yesterday (even with the librarys) compile ‘com.google.android.gms:play-services:3.1.36’ compile ‘com.android.support:support-v4:13.0.0’ compile project(“:libs:DatabaseCreationHelper”) compile project(“:libs:actionbarsherlock”) Anyone has an idea how to fix it? it just randomly came… […]
Are there conventions how to name resources in Android? For example, buttons, textViews, menus, etc.
I want to use OpenCV library in my app with Android Studio. I followed instructions found here but I get error Configuration with name ‘default’ not found What can be wrong? I use Android Studio 1.0 with gradle 2.2.1.
I want to add 3 bottom dots to my ViewPager, like this. I use FragmentActivity and support library ViewPager.
I’ve been working on Android program to send email with an attachment (image file, audio file, etc) using Intent with ACTION_SEND. The program is working when email has a single attachment. I used Intent.putExtra(android.content.Intent.EXTRA_STREAM, uri) to attach the designated image file to the mail and it is working fine, the mail can be delivered through […]
It seems like the most recent Android 4.2 has introduced this error condition on installation when one attempts to install an APK with a lower version. In prior versions of Android, one would be able to install older APK’s simply via adb install -r <link to APK>. For debugging purposes, I frequently need to re-test […]