How to prevent multiple instances of an Activity when it is launched with different Intents

Add this to onCreate and you should be good to go: // Possible work around for market launches. See https://issuetracker.google.com/issues/36907463 // for more details. Essentially, the market launches the main activity on top of other activities. // we never want this to happen. Instead, we check if we are the root and if not, we … Read more

Check if application is installed – Android

Try this: private boolean isPackageInstalled(String packageName, PackageManager packageManager) { try { packageManager.getPackageInfo(packageName, 0); return true; } catch (PackageManager.NameNotFoundException e) { return false; } } Note! From Android 11 (API 30), you might need to declare <queries> in your manifest, depending on what package you’re looking for. Check out the docs for more info. How it … Read more

How to debug apk signed for release?

I know this is old question, but future references. In Android Studio with Gradle: buildTypes { release { debuggable true minifyEnabled true proguardFiles getDefaultProguardFile(‘proguard-android.txt’), ‘proguard-rules.txt’ } } The line debuggable true was the trick for me. Before Gradle 1.0 it was runProguard instead of minifyEnabled. Look at here.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)