Get String value from SharedPreferences at 'key'. If key not found, return "" @param key SharedPreferences key @return String value at 'key' or "" (em

Version of {@link String#format(String, Object...)} that works on {@link Spanned} strings to preserve rich text formatting. Both the {@code format} as

Refers to the refresh token

Refers to the jashh

null keys would corrupt the shared pref file and make them unreadable this is a preventive measure @param key the pref key

Get boolean value from SharedPreferences at 'key'. If key not found, return 'defaultValue' @param key SharedPreferences key @return boolean value at

Put String value into SharedPreferences with 'key' and save @param key SharedPreferences key @param value String value to be added