Programatically Hide/Show Android Soft Keyboard

InputMethodManager imm = (InputMethodManager)getSystemService(Service.INPUT_METHOD_SERVICE);

for hide keyboard

 imm.hideSoftInputFromWindow(ed.getWindowToken(), 0); 

for show keyboard

 imm.showSoftInput(ed, 0);

for focus on EditText

 ed.requestFocus();

Changes in Menifest.xml

<activity android:name=".Activity" android:configChanges="keyboard|orientation"></activity>

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