public static List<Integer> cloneAndSort(List<Integer> unsortedIntegers)

public static List<Object> cloneAndSort(List<Object> unsorted)

public static Object firstValue(List<Object> objects)

public static Boolean isEmpty(List<Object> objects)

public static Boolean isEmpty(List<SObject> sObjects)

public static Boolean isNotEmpty(List<Object> objects)

public static Boolean isNotEmpty(List<SObject> sObjects)

public static Object lastValue(List<Object> objects)

public static List<String> lowerCase(List<String> strings)

public static Datetime maxDatetime(List<Datetime> input)

public static Object max(List<Object> input)

public static Datetime minDatetime(List<Datetime> input)

public static Object min(List<Object> input)

public static List<String> objectToString(List<Object> objects)

public static List<String> objectToString(Set<Object> objects)

public static Set<Id> objectToIds(Set<Object> objects)

public static List<Object> reverse(List<Object> objects)

public static List<SObject> reverse(List<SObject> sObjects)

public static List<String> upperCase(List<String> strings)