type Reader struct {
	io.Closer
	r *parquetgo.FileReader
}

// NewParquetReader creates a Reader2 from a io.ReadSeekCloser.
func NewParquetReader(rsc io.ReadSeekCloser, _ *ReaderArgs) (r *Reader, err error) {
	fr, err := parquetgo.NewFileReader(rsc)
	if err != nil {
		return nil, errParquetParsingError(err)
	}

	return &Reader{Closer: rsc, r: fr}, nil
}

          X deltaToCeiling = minus(roundCeiling, x);
          int diff = deltaToFloor.compareTo(deltaToCeiling);
          if (diff < 0) { // closer to floor
            return roundFloorAsDouble;
          } else if (diff > 0) { // closer to ceiling
            return roundCeilingAsDouble;
          }
          // halfway between the representable values; do the half-whatever logic
          switch (mode) {

import (
	"math"
	"sync"
	"sync/atomic"
	"time"
)

const (
	dynamicTimeoutIncreaseThresholdPct = 0.33 // Upper threshold for failures in order to increase timeout
	dynamicTimeoutDecreaseThresholdPct = 0.10 // Lower threshold for failures in order to decrease timeout
	dynamicTimeoutLogSize              = 16
	maxDuration                        = math.MaxInt64

      implements NavigableSet<E> {
    NavigableElementSet(SortedMultiset<E> multiset) {
      super(multiset);
    }

    @Override
    @CheckForNull
    public E lower(@ParametricNullness E e) {
      return getElementOrNull(multiset().headMultiset(e, OPEN).lastEntry());
    }

    @Override
    @CheckForNull
    public E floor(@ParametricNullness E e) {

		// Decrement ref count since we failed to get the lock
		n.lockMapMutex.Lock()
		n.lockMap[resource].ref--
		if n.lockMap[resource].ref < 0 {
			logger.CriticalIf(GlobalContext, errors.New("resource reference count was lower than 0"))
		}
		if n.lockMap[resource].ref == 0 {
			// Remove from the map if there are no more references.
			delete(n.lockMap, resource)
		}
		n.lockMapMutex.Unlock()
	}

	return
}

		`select * from s3object where Name like 'a\%' escape '?'`,
		`select * from s3object where Name not like 'abc\' escape '?'`,
		`select * from s3object where Name like 'a\%' escape LOWER('?')`,
		`select * from s3object where Name not like LOWER('Bc\') escape '?'`,
	}
	for i, tc := range cases {
		err := p.ParseString(tc, &s)
		if err != nil {
			t.Errorf("%d: %v", i, err)
		}
	}
}

        NavigableSet<Integer> unfiltered = createUnfiltered(filtered);
        for (int i = 0; i < 10; i++) {
          assertEquals(unfiltered.lower(i), filtered.lower(i));
          assertEquals(unfiltered.floor(i), filtered.floor(i));
          assertEquals(unfiltered.ceiling(i), filtered.ceiling(i));
          assertEquals(unfiltered.higher(i), filtered.higher(i));
        }

#3d9970;\n}\n\n.slider-lime .slider .slider-selection {\n  background: #01ff70;\n}\n\n.slider-fuchsia .slider .slider-selection {\n  background: #f012be;\n}\n\n.slider-maroon .slider .slider-selection {\n  background: #d81b60;\n}\n\n.slider-blue .slider .slider-selection {\n  background: #007bff;\n}\n\n.slider-indigo .slider .slider-selection {\n  background: #6610f2;\n}\n\n.slider-purple .slider .slider-selection {\n  background: #6f42c1;\n}\n\n.slider-pink .slider .slider-selection {\n  background: #e83e8c;\n}\n\n.slider-red...

* **PGAdmin** для СУБД PostgreSQL, которые легко можно заменить на PHPMyAdmin и MySQL.
* **Flower** для отслеживания работы Celery.
* Балансировка нагрузки между фронтендом и бэкендом с помощью **Traefik**, а значит, Вы можете расположить их на одном домене, разделив url-пути, так как они обслуживаются разными контейнерами.

import org.apache.maven.artifact.ArtifactScopeEnum;

/**
 * Default conflict resolver.Implements closer newer first policy by default, but could be configured via plexus
 *
 */
@Named
@Singleton
@Deprecated
public class DefaultGraphConflictResolver implements GraphConflictResolver {
    /**
     * artifact, closer to the entry point, is selected
     */
    @Inject
    protected GraphConflictResolutionPolicy policy;