2019-02-11 [翻译]Java 8 Tutorials 教程

想抽时间翻译一下这个教程，里面都是案例，如何是用Java 8 lambda Time 让JAVA开发变得更简单

先挖个坑

Some Java 8 examples, hope you like it.

Index

1. Java 8 Lambda : Comparator example
2. Java 8 forEach examples
3. Java 8 Streams filter examples
4. Java 8 Streams map() examples
5. Java 8 – Stream Collectors groupingBy examples
6. Java 8 – Filter a null value from a Stream
7. Java 8 – Convert a Stream to List
8. Java – How to convert Array to Stream
9. Java – Stream has already been operated upon or closed
10. Java 8 – How to sort a Map
11. Java 8 – Convert List to Map
12. Java 8 – Filter a Map examples
13. Java 8 flatMap example
14. Java 8 – Convert Map to List
15. Java 8 Optional In Depth
16. Java – Generate random integers in a range
17. Java 8 – StringJoiner example
18. Java 8 Stream – Read a file line by line
19. Java – How to join Arrays
20. Java – How to convert String to Char Array
21. Java – How to convert a primitive Array to List
22. Java 8 – Math Exact examples
23. How to install Oracle JDK 8 on CentOS
24. How to Install Oracle JDK 8 On Debian
25. Java Date Time Tutorials
26. Java 8 – How to convert String to LocalDate
27. Java – Display all ZoneId and its UTC offset
28. Java 8 – Convert Instant to LocalDateTime
29. How to compare dates in Java
30. How to convert String to Date – Java
31. Java 8 – Convert Instant to ZonedDateTime
32. Java 8 – Convert Date to LocalDate and LocalDateTime
33. Java 8 – ZonedDateTime examples
34. Java 8 – How to format LocalDateTime
35. Java 8 – Period and Duration examples
36. Java – How to add days to current date
37. Java 8 – TemporalAdjusters examples
38. Java 8 – MinguoDate examples
39. Java 8 – HijrahDate, How to calculate the Ramadan date
40. Spring Data MongoDB + JSR-310 or Java 8 new Date APIs