code: public static String capitalize(String s) {
  		if (Character.isLowerCase(s.charAt(0))) {
  			return Character.toUpperCase(s.charAt(0)) + s.substring(1);
  		} else {
  			return s;
  		}
  	}
docs: Uppercases the first character of a string.
  
  @param s
  a string to capitalize
  @return a capitalized version of the string