WebgetLeastSignificantBits () 方法用于返回此 UUID 的 128 位值的最低有效 64 位。 声明 以下是 java.util.UUID.getLeastSignificantBits () 方法的声明。 public long getLeastSignificantBits … WebNov 14, 2014 · byte [] bytes = new byte [16]; ByteBuffer bb = ByteBuffer.wrap (bytes); bb.order (ByteOrder.LITTLE_ENDIAN); bb.putLong (originalUUID.getMostSignificantBits ()); bb.putLong (originalUUID.getLeastSignificantBits ()); BasicDBObject find = new BasicDBObject ("_id", bb.array ()); //Also tried flipping bb. None of these things worked.
UUID getLeastSignificantBits() Method in Java with …
WebDec 8, 2024 · 2 Answers. In order to manipulate specific bits (or bytes) within a data type, you should use the bit-wise operators. The basic bit-wise operators are (or), & (and), ^ (exclusive or), and ~ (NOT or complement), and they work very differently from the logical operators , &&, and !. Using your variables x = 0x89ABCDEF and y = 0x76543210, let ... WebTo get the least-significant bits (LSB) of a value, use the following method: public static int GetLSB (int intValue) { return (intValue & 0x0000FFFF); } This technique can easily be modified to work with other sizes of integers (e.g., 8-bit, 16-bit, or 64-bit); this trick is shown in the Discussion section. Discussion messer death
bitmap - Java like function getLeastSignificantBits ...
WebUUID.LeastSignificantBits Property (Java.Util) Microsoft Learn Learn Documentation Training Certifications Q&A Code Samples Shows Search Sign in .NET Languages Workloads APIs Resources Download .NET Version Xamarin Android SDK 13 Android Android. Accessibilityservice. AccessibilityService Android. AccessibilityServices … WebFeb 3, 2024 · The six non-random bits are distributed with four in the most significant half of the UUID and two in the least significant half. So the most significant half of your … WebMar 23, 2024 · It's simple bitwise logic: unsigned char c = 120; unsigned char lsb4 = c & 0x0F; Where 0x0F represents the binary value 00001111. If you're using GCC, it's even more literal: unsigned char lsb4 = c & 0b00001111; Technically the leading 0 s are not required here but they're included to help illustrate which bits are being selected. Share messer cutting welding gmbh