toteabe

    @Test
    void testFlatmapPrevio() {


        String[] words = new String[]{ "Hello", "World" };

        List<String[]> list = Arrays.stream(words)
                .map(word -> word.split(""))

                .peek(strings -> {

toteabe

Enable TCP port 2375 for external connection to Docker

See this issue.
Docker best practise to Control and configure Docker with systemd.

1. Create daemon.json file in /etc/docker:

    {"hosts": ["tcp://0.0.0.0:2375", "unix:///var/run/docker.sock"]}
   

toteabe

Map<String, Long> counted = list.stream()
  .collect(Collectors.groupingBy(Function.identity(), Collectors.counting()));

Map<String, Long> sorted = counted.entrySet().stream()
  .sorted(Collections.reverseOrder(Map.Entry.comparingByValue()))
  .limit(10)
  .collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue, (e1, e2) -> e1, LinkedHashMap::new));

toteabe

//...
//FilmController
//...
	@GetMapping("")
	protected Page<FilmDTO> findAll(@RequestParam(name = "title", defaultValue = "" /*, required = false*/) String title,
												 @RequestParam(name = "description", defaultValue = ""  /*, required = false*/)
												 String description,
												 Pageable pageable) {
    	logger.debug("REST : GET - findAll");
    	Page<FilmDTO> page = service.findAll(title, description, pageable);

toteabe

//...
//FilmController
//...
  @GetMapping("")
	public Page<FilmDTO> findAll(@RequestParam(name = "title", required = false) String title,
												 @RequestParam(name = "description", required = false) String description,
												 Pageable pageable) {
    	logger.debug("REST : GET - findAll");
    	Page<FilmDTO> page = service.findAll(title, description, pageable);
		return page; 

toteabe

package com.bezkoder.spring.jpa.query.repository;

import java.util.Date;
import java.util.List;
import java.util.Optional;

import jakarta.transaction.Transactional;

import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;