Java Se Development Kit 8 [Limited Time]

public static void main(String[] args) { List<Employee> employees = Arrays.asList( new Employee("Alice", LocalDate.of(2018, 5, 10), 75000), new Employee("Bob", LocalDate.of(2020, 3, 15), 68000), new Employee("Charlie", LocalDate.of(2015, 11, 20), 95000) );

// Optional usage Optional<String> longestTenured = employees.stream() .min(Comparator.comparing(Employee::hireDate)) .map(Employee::name); java se development kit 8

// Before: Mutable, confusing months (0-indexed) Calendar cal = Calendar.getInstance(); cal.set(2014, 2, 18); // March 18, 2014 // After: Clear, immutable, fluent LocalDate date = LocalDate.of(2014, Month.MARCH, 18); LocalDateTime meeting = LocalDateTime.now() .plusDays(3) .withHour(14) .truncatedTo(ChronoUnit.HOURS); Replaced Rhino as Java's embedded JavaScript engine, offering better performance and ECMAScript 5.1 compliance. While later deprecated in JDK 11, it was a major feature for polyglot applications. 5. Optional Class A container object that may or may not contain a non-null value. Encourages better null handling and reduces NullPointerException . Optional Class A container object that may or