How to remove the title in Dialog?

Question

I created an Activity as a dialog using the code below which I put in my manifest. But the problem is it has Title bar, how can I remove it?

android:theme="@android:style/Theme.Dialog"

Answer 1

For those who are using AppCompatActivity, above answers may not work.

Try this

supportRequestWindowFeature(Window.FEATURE_NO_TITLE);
immediately before setContentView(R.layout.my_dialog_activity);