android – Page 1551 – Tarik Billa

Android Studio Error “Android Gradle plugin requires Java 11 to run. You are currently using Java 1.8”

September 9, 2022 by Tarik

Make sure that your Gradle is using the proper JDK. Try running ./gradlew –version in your project’s directory. The output should be something like this: Gradle 7.0-rc-2 ———————————————————— Build time: 2021-04-01 21:26:39 UTC Revision: 912a3368b654b71250dfc925a20d620393 Kotlin: 1.4.31 Groovy: 3.0.7 Ant: Apache Ant(TM) version 1.10.9 compiled on September 27 2020 JVM: 11.0.10 (Ubuntu 11.0.10+9-Ubuntu-0ubuntu1.20.10) OS: Linux … Read more

Android Drawing Separator/Divider Line in Layout?

September 9, 2022 by Tarik

I usually use this code to add horizontal line: <View android:layout_width=”match_parent” android:layout_height=”1dp” android:background=”@android:color/darker_gray”/> To add vertical separator, switch the layout_width and layout_height values

How can I create a keystore?

September 9, 2022 by Tarik

To answer the question in the title, you create a keystore with the Java Keytool utility that comes with any standard JDK distribution and can be located at %JAVA_HOME%\bin. On Windows this would usually be C:\Program Files\Java\jre7\bin. On Windows, open a command window and switch to that directory. On Linux type OS do the same … Read more

What does android:layout_weight mean?

September 9, 2022 by Tarik

With layout_weight you can specify a size ratio between multiple views. E.g. you have a MapView and a table which should show some additional information to the map. The map should use 3/4 of the screen and table should use 1/4 of the screen. Then you will set the layout_weight of the map to 3 … Read more

Error in launching AVD with AMD processor

September 9, 2022 by Tarik

Android error: Failed to install .apk on device : timeout

September 9, 2022 by Tarik

Try changing the ADB connection timeout. I think it defaults that to 5000ms and I changed mine to 10000ms to get rid of that problem. If you are in Eclipse, you can do this by going through Window -> Preferences -> Android -> DDMS -> ADB Connection Timeout (ms)

How to make an ImageView with rounded corners?

September 9, 2022 by Tarik

This is pretty late in response, but for anyone else that is looking for this, you can do the following code to manually round the corners of your images. http://www.ruibm.com/?p=184 This isn’t my code, but I’ve used it and it’s works wonderfully. I used it as a helper within an ImageHelper class and extended it … Read more

Dialog throwing “Unable to add window — token null is not for an application” with getApplication() as context

September 9, 2022 by Tarik

Instead of getApplicationContext(), just use ActivityName.this.

Sending Email in Android using JavaMail API without using the default/built-in app

September 9, 2022 by Tarik

Send e-mail in Android using the JavaMail API using Gmail authentication. Steps to create a sample Project: MailSenderActivity.java: public class MailSenderActivity extends Activity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); final Button send = (Button) this.findViewById(R.id.send); send.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { try { GMailSender sender = new GMailSender(“username@gmail.com”, “password”); sender.sendMail(“This … Read more

Get the current language in device

September 9, 2022 by Tarik

I’ve checked the Locale methods on my Android 4.1.2 device, and the results: Locale.getDefault().getLanguage() —> en Locale.getDefault().getISO3Language() —> eng Locale.getDefault().getCountry() —> US Locale.getDefault().getISO3Country() —> USA Locale.getDefault().getDisplayCountry() —> United States Locale.getDefault().getDisplayName() —> English (United States) Locale.getDefault().toString() —> en_US Locale.getDefault().getDisplayLanguage()—> English Locale.getDefault().toLanguageTag() —> en-US