question: name of the last shown activity - used at startup to restore the previously selected activity , also used by analytics tracker concode_field_sep PlaceHolder placeHolder concode_field_sep void setLastActivityStr concode_elem_sep ReaderTag getReaderTag concode_elem_sep void setMixpanelUserEmail concode_elem_sep void remove concode_elem_sep void setLastAppVersionCode concode_elem_sep void setReaderSubsPageTitle concode_elem_sep boolean getBoolean concode_elem_sep int getMainTabIndex concode_elem_sep String getReaderSubsPageTitle concode_elem_sep StatsTimeframe getStatsTimeframe concode_elem_sep void setReaderTag concode_elem_sep void setStatsTimeframe concode_elem_sep void resetLastActivityStr concode_elem_sep String getString concode_elem_sep String getString concode_elem_sep SharedPreferences prefs concode_elem_sep void setInt concode_elem_sep long getLong concode_elem_sep int getInt concode_elem_sep void setString concode_elem_sep void setLong concode_elem_sep int getLastAppVersionCode concode_elem_sep void setMainTabIndex concode_elem_sep void reset concode_elem_sep void setBoolean concode_elem_sep String getMixpanelUserEmail
target: String function ( ) { return getString ( PrefKey . LAST_ACTIVITY_STR , ActivityId . UNKNOWN . name ( ) ) ; }