Android - The listview doesn't appears while running in emulator

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http://stackoverflow.com – My code not matter now, when i put the listview in my home.xml doesn't appears in emulator. But in other xml file, horario.xml, appears. I don't populate the listview, just showing and not appears. Its strange. BTW, my code: home.xml - where the fucking listview doesn't appears: <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:paddingBottom="@dimen/activity_vertical_margin" android:paddingLeft="@dimen/activity_horizontal_margin" android (HowTos)