The Epson EF-12 laser projector (Android TV) can output / passthrough 5.1 digital surround sound to your A/V home theater receiver over its HDMI2 ARC connection for both Dolby Digital AC3 and DTS movies & media using Kodi player, but with some big caveats. First, the settings in Kodi player to output 5.1 digital surround sound… Read More »
To get Android Genymotion Mock Location Google Play fused location provider working in an emulator these are the necessary components and steps. (For Genymotion 2.5.x emulator versions) Download: Genymotion ARM Translation v1.1 Google Apps / Play Store for a Genymotion emulator running SDK 5.1 (API Level 22) Steps Install these two zipped APK archive files by… Read More »
To setup Spring Boot SSL with Android Retrofit connecting on HTTPS 443: In Spring Boot <your project>/src/main/resources/application.properties – add the following values (not the “1.” which is just WordPress ordered list numbering) security.require-ssl=true server.port=8443 server.ssl.key-store=src/main/resources/private/keystore server.ssl.key-store-password=changeit server.ssl.key-password=changeit create and add an SSL key to the location specified by server.ssl.key-store. Note: the SSL certificate file is… Read More »
On Mac OS X, Android Studio’s default debug Unit Test build configuration generally doesn’t run with default settings complaining that: AndroidManifest.xml not found or not a file; it should point to your project’s AndroidManifest.xml To fix this error you need to edit your debug configuration to set Working Directory as $MODULE_DIR$ and it makes builds… Read More »
To get Android AsyncTask to return a result use a callback method (Observer pattern) by following these steps. Define a constructor for our async class which extends AsyncTask (we’re required to subclass/extend AsyncTask for use). Let’s call our AsyncTask class MyAsyncTask. Constructor parameter takes a class which will handle the AsyncTask result. Usually an Activity or Fragment,… Read More »
Retrofit error 415 or error 400 on an object with a Date field can be fixed by using @JsonFormat annotation with the proper date pattern format specified in the annotation. java.util.Date toString() (for my locale/region) returns a string date format of MMM dd, yyyy hh:mm:ss aa Example: Oct 22, 2015 11:09:55 PM For Retrofit /… Read More »
To get an H2 Database Web Console accessing an in-memory database running on Spring Boot: Register H2’s WebServlet (with UrlMapping /console/*) to your Spring project in a Configuration annotated class. Restart your Application. Open a web page to http://localhost:8080/console/ Be sure you’re accessing the correct database JDBC URL (default would be jdbc:h2:mem:testdb) (Credit: Spring Framework Guru) import org.h2.server.web.WebServlet;… Read More »
Robolectric Android testing Fragments and more private ReminderManagerFragment startReminderManagerFragment() { final ReminderManagerFragment fragment = new ReminderManagerFragment(); SupportFragmentTestUtil.startVisibleFragment(fragment); return fragment; } @Test public void reminderManagerTest() throws Exception { // by default there should be 3 Reminder rows ReminderManagerFragment fragment = startReminderManagerFragment(); assertThat(fragment).isNotNull(); Button addButton = (Button) fragment.getView().findViewById(R.id.reminder_add_button); assertThat(addButton).isNotNull(); List<Reminder> reminders = getReminders(TestValues.BillyUser); assertThat(reminders.size()).isEqualTo(3); // add a… Read More »
Android PendingIntent requestcode on getBroadcast() method is useless. It won’t be used at all for making a unique PendingIntent. Use other fields such as Data (Intent.setData(“someStringPerhapsInteger.valueOf(RequestCode)”)) to make your PendingIntent unique for use with AlarmManager for Notifications for example. http://stackoverflow.com/a/33203752/2301224
Safari is the most efficient Mac browser using the least amount of battery power (amperage) compared to Firefox and Chrome on Apple MacBooks. In a quick test of watching YouTube videos in browsers here’s how much battery/energy each browser used: Safari: 1250 mA Firefox: 1600mA Chrome: 3600mA Chrome is far and away the most power hungry… Read More »