assertFalse(len2.matches(c));
    }
    assertTrue(len3.matches('a'));
    assertTrue(len3.matches('b'));
    assertTrue(len3.matches('c'));
    for (char c = 'd'; c < 'z'; c++) {
      assertFalse(len3.matches(c));
    }
    assertTrue(len4.matches('a'));
    assertTrue(len4.matches('b'));
    assertTrue(len4.matches('c'));
    assertTrue(len4.matches('d'));

      assertFalse(len2.matches(c));
    }
    assertTrue(len3.matches('a'));
    assertTrue(len3.matches('b'));
    assertTrue(len3.matches('c'));
    for (char c = 'd'; c < 'z'; c++) {
      assertFalse(len3.matches(c));
    }
    assertTrue(len4.matches('a'));
    assertTrue(len4.matches('b'));
    assertTrue(len4.matches('c'));
    assertTrue(len4.matches('d'));

     * entities such as devices or pipes, in which case we must fall back on comparing the bytes
     * directly.
     */
    long len1 = file1.length();
    long len2 = file2.length();
    if (len1 != 0 && len2 != 0 && len1 != len2) {
      return false;
    }
    return asByteSource(file1).contentEquals(asByteSource(file2));
  }

  /**

---

## **Typer**, giao diện dòng lệnh của FastAPI

<a href="https://typer.tiangolo.com" target="_blank"><img src="https://typer.tiangolo.com/img/logo-margin/logo-margin-vector.svg" style="width: 20%;"></a>

     * directly.
     */
    ByteSource source1 = asByteSource(path1);
    ByteSource source2 = asByteSource(path2);
    long len1 = source1.sizeIfKnown().or(0L);
    long len2 = source2.sizeIfKnown().or(0L);
    if (len1 != 0 && len2 != 0 && len1 != len2) {
      return false;
    }
    return source1.contentEquals(source2);
  }

  /**

     * directly.
     */
    ByteSource source1 = asByteSource(path1);
    ByteSource source2 = asByteSource(path2);
    long len1 = source1.sizeIfKnown().or(0L);
    long len2 = source2.sizeIfKnown().or(0L);
    if (len1 != 0 && len2 != 0 && len1 != len2) {
      return false;
    }
    return source1.contentEquals(source2);
  }

  /**

<span style="color: green;">INFO</span>:     Waiting for application startup.
<span style="color: green;">INFO</span>:     Application startup complete.
```

</div>

/// note

Câu lệnh `uvicorn main:app` được giải thích như sau:

* `main`: tệp tin `main.py` (một Python "mô đun").
* `app`: một object được tạo ra bên trong `main.py` với dòng `app = FastAPI()`.

	VMOVW	W16, 64(R20)   // 7810a426
	VMOVW	W24, -104(R17) // 7be68e26
	VMOVD	W2, (R3)       // 780018a7
	VMOVD	W19, 128(R23)  // 7810bce7
	VMOVD	W0, -256(R31)  // 7be0f827
	RET

// END
//
//	LEND	comma // asm doesn't support the trailing comma.
//	{
//		outcode(int($1), &nullgen, 0, &nullgen);
//	}

pkg math/bits, func LeadingZeros64(uint64) int
pkg math/bits, func LeadingZeros8(uint8) int
pkg math/bits, func Len(uint) int
pkg math/bits, func Len16(uint16) int
pkg math/bits, func Len32(uint32) int
pkg math/bits, func Len64(uint64) int
pkg math/bits, func Len8(uint8) int
pkg math/bits, func OnesCount(uint) int
pkg math/bits, func OnesCount16(uint16) int
pkg math/bits, func OnesCount32(uint32) int

			}
		case toSend = <-c.outQueue:
			if len(toSend) == 0 {
				continue
			}
		}
		if len(queue) < maxMergeMessages && queueSize+len(toSend) < writeBufferSize-1024 {
			if len(c.outQueue) == 0 {
				// Yield to allow more messages to fill.
				runtime.Gosched()
			}
			if len(c.outQueue) > 0 {
				queue = append(queue, toSend)
				queueSize += len(toSend)
				continue
			}
		}