2017-20%-what are the most commonly used java technologies ?, December 10, 2017

2017-20%-what are the most commonly used java technologies ?, December 10, 2017

First, I don't know where to understand what the subject says. Next, I will list the technologies that I often use over the years.

1. html and css

2. How java works (jvm)

3. java syntax, data structure, and Algorithm

4. java language features (encapsulation, inheritance, polymorphism, abstraction)

5. java design mode (often used during development)

6. java reflection mechanism (reflection mechanism is used in common frameworks)

7. io(File read/write)

8. Multithreading

9. Network Programming

10. javascript

11. jquery

12. Databases (oracle, mysql, etc)

13. servlet

14. JDBC

15. javabean

16. Layered WEB project Architecture

17. frontend and backend Interaction

18. ajax

19. Filter and filter principles

20. Common frameworks (Struts, hibernate, spring, springMVC, I/mybatis)

21. framework integration

22. workflow (workflow engine working mechanism)

23. xml, properties, json

24. Common page and background plug-ins (tree, time, poi, etc)

25. nosql databases and application scenarios (mongoDB)

26. cache database and mechanism (redis, memcached)

27. Third-party interface call

28. SDK

29. web Application Server (tomcat and weblogic)

30. linux

31. Logs

32. Database Connection Pool

33. maven

34. svn

35. Use of modeling tools (powerdesiner and axure)

36. TCP/IP

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