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  2. Unique identifier - Wikipedia

    en.wikipedia.org/wiki/Unique_identifier

    A unique identifier (UID) is an identifier that is guaranteed to be unique among all identifiers used for those objects and for a specific purpose. [1] The concept was formalized early in the development of computer science and information systems .

  3. Item Unique Identification - Wikipedia

    en.wikipedia.org/wiki/Item_Unique_Identification

    UID Construct 1, composed of Issuing Agency Code, an Enterprise Identifier, and a Serial Number unique within the Enterprise; UID Construct 2, composed of Issuing Agency Code, an Enterprise Identifier, a Part Number and a Serial Number (unique within the Part Number) The following IUID Equivalents are also approved: Vehicle Identification ...

  4. Universally unique identifier - Wikipedia

    en.wikipedia.org/wiki/Universally_unique_identifier

    This number would be equivalent to generating 1 billion UUIDs per second for about 86 years. A file containing this many UUIDs, at 16 bytes per UUID, would be about 43.4 exabytes (37.7 EiB ). The smallest number of version-4 UUIDs which must be generated for the probability of finding a collision to be p is approximated by the formula

  5. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  6. Manage your AOL username

    help.aol.com/articles/account-management...

    A Primary username is the name you created when you first signed up for an AOL account. In the past, AOL offered the ability to create secondary usernames linked to this Primary username, however, as of November 30, 2017, the ability to add or manage additional usernames has been removed.

  7. UID - Wikipedia

    en.wikipedia.org/wiki/UID

    Aadhaar number, originally the Unique Identification Number, an initiative of the Unique Identification Authority of India (UIDAI) of the Indian government to create a unique ID for every Indian resident; uID Center, a nonprofit organization in Tokyo, Japan, responsible for the Ucode system for uniquely identifying real-world objects electronically

  8. What Is a Tax ID Number and When Do You Need One? - AOL

    www.aol.com/tax-id-number-one-235436367.html

    To find your Tax ID, you can look at a past tax return, review paperwork for bank accounts and other financial accounts, contact your tax preparer, or contact the IRS directly at 1-800-829-4933 ...

  9. User identifier - Wikipedia

    en.wikipedia.org/wiki/User_identifier

    Unix-like operating systems identify a user by a value called a user identifier, often abbreviated to user ID or UID. The UID, along with the group identifier (GID) and other access control criteria, is used to determine which system resources a user can access.