uuid example

Want to know uuid example? we have a huge selection of uuid example information on alibabacloud.com

code example for PHP to generate a unique sequence of UUID

/** * Generates an UUID * * @author Anis uddin Ahmad * @param string a optional prefix * @return string The formatted UUID /function uuid ($prefix = ') { $chars = MD5 ( Uniqid (Mt_rand (), true); $uuid = substr

Sample Code for generating UUID unique sequence in PHP

  /** * Generates an UUID * * @author Anis uddin Ahmad * @param string an optional prefix * @return string the formatted uuid */ function uuid($prefix = '') { $chars = md5(uniqid(mt_rand(), true)); $uuid =

Java UUID generation

  GUID is a 128-bit long number, which is generally expressed in hexadecimal notation.AlgorithmThe core idea is to combine the machine's Nic, local time, and a random number to generate a guid. Theoretically, if a machine generates 10000000

The blkid command obtains the file system type, UUID

In Linux, you can use the blkid command to query the file system type used on the query device. Blkid is used to query information such as the file system type, label, and UUID used by system Block devices (including swap partitions. To use this

The blkid command obtains the file system type, UUID

In Linux, you can use the blkid command to query the file system type used on the query device. Blkid is used to query information such as the file system type, label, and UUID used by system Block devices (including swap partitions. To use this

JAVA UUID Generation

The GUID is a 128-bit long number, typically represented by a 16 binary. The core idea of the algorithm is to combine the machine's NIC, local time, and a random number to generate the GUID. Theoretically, if a machine produces 10 million GUIDs per

Java UUID generation tool concurrency Test

Java UUID generation tool concurrency TestI. Know UUIDWikipedia, a free encyclopediaThe universal Unique Identifier (UUID) is a standard for Software construction. It is also the organization of the Open Software Foundation (OSF) in the Distributed

Use UUID to manage Disks

How to manage your disk by UUID on Linux Hey there, Today's post is about something I think is pretty cool on Linux (since about Kernel 2.1.x, when/proc/Partitions was introduced, or made standard ). it has to do with disk mounting (both on the

A detailed example of how Python generates a unique ID using the UUID library

UUID Introduction A UUID is a globally unique identifier of 128 bits, typically represented by a 32-byte string. It guarantees the uniqueness of time and space, also known as the GUID, called the UUID in the uuid――universally unique

Is the UUID the primary key, or does it use self-increment?

I looked for a long time on the internet, some people say UUID is better, is in the sub-database table, merge data what is easier, also some people say self-increase, to the table of data more time, performance than the UUID is much better, in the

Total Pages: 15 1 2 3 4 5 .... 15 Go to: Go

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.