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Collisions when generating UUIDs in JavaScript?
... this question . I am using the code below from this answer to generate UUID in JavaScript:
6 Answers
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How do you create a random string that's suitable for a session ID in PostgreSQL?
... years old. Check out this for a totally different method using gen_random_uuid(): faster, more randomness, more efficiently stored in the database.
– Evan Carroll
Jan 12 '17 at 8:11
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Generating Guids in Ruby
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As of Ruby 1.9, uuid generation is built-in. Use the SecureRandom.uuid function.
For example:
require 'securerandom'
SecureRandom.uuid # => "96b0a57c-d9ae-453f-b56f-3b154eb10cda"
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How to find serial number of Android device?
...oogle's recommendations, I implemented a class that will generate a unique UUID for each device, using ANDROID_ID as the seed where appropriate, falling back on TelephonyManager.getDeviceId() as necessary, and if that fails, resorting to a randomly generated unique UUID that is persisted across app ...
IOException: read failed, socket might closed - Bluetooth on Android 4.3
...;
import java.lang.reflect.Method;
import java.util.List;
import java.util.UUID;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothSocket;
import android.util.Log;
public class BluetoothConnector {
private BluetoothSocketWra...
How do I create a unique ID in Java? [duplicate]
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Create a UUID.
String uniqueID = UUID.randomUUID().toString();
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The JPA hashCode() / equals() dilemma
... it. I let JPA implementation to change the field instead of the property.
UUID solution seems to be overkill. Why UUID if you have natural business id? I would after all set the uniqueness of the business id in the database. Why having THREE indexes for each table in the database then?
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How to create GUID / UUID?
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UUIDs (Universally Unique IDentifier), also known as GUIDs (Globally Unique IDentifier), according to RFC 4122, are identifiers designed to provide certain uniqueness guarantees.
While it is possible to implement an RFC-comp...
How can I generate a unique ID in Python? [duplicate]
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Perhaps uuid.uuid4() might do the job. See uuid for more information.
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BLE协议—广播和扫描 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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BLE_AD_TYPE_16SRV_PART = 0x02, /* 设备16bit部分uuid */
BLE_AD_TYPE_16SRV_CMPL = 0x03, /* 设备16bit完整uuid */
BLE_AD_TYPE_32SRV_PART = 0x04, /* 设备32bit部分uuid */
BLE_AD_TYPE_32SRV_CMPL = 0x05, /*...