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  2. List of file signatures - Wikipedia

    en.wikipedia.org/wiki/List_of_file_signatures

    List of file signatures. This is a list of file signatures, data used to identify or verify the content of a file. Such signatures are also known as magic numbers or Magic Bytes. Many file formats are not intended to be read as text. If such a file is accidentally viewed as a text file, its contents will be unintelligible.

  3. Luhn algorithm - Wikipedia

    en.wikipedia.org/wiki/Luhn_algorithm

    Luhn algorithm. The Luhn algorithm or Luhn formula, also known as the " modulus 10" or "mod 10" algorithm, named after its creator, IBM scientist Hans Peter Luhn, is a simple check digit formula used to validate a variety of identification numbers. It is described in US patent 2950048A, granted on 23 August 1960. [ 1]

  4. Time formatting and storage bugs - Wikipedia

    en.wikipedia.org/wiki/Time_formatting_and...

    GPS dates are expressed as a week number and a day-of-week number, with the week number initially using a ten-bit value and modernised GPS navigation messages using a 13-bit field. Ten-bit systems would roll over every 1024 weeks (about 19.6 years) after Sunday 6 January 1980 (the GPS epoch ), and 13-bit systems roll over every 8192 weeks.

  5. Universally unique identifier - Wikipedia

    en.wikipedia.org/wiki/Universally_unique_identifier

    A Universally Unique Identifier ( UUID) is a 128-bit label used for information in computer systems. The term Globally Unique Identifier ( GUID) is also used, mostly in Microsoft systems. [ 1][ 2] When generated according to the standard methods, UUIDs are, for practical purposes, unique. Their uniqueness does not depend on a central ...

  6. The best student discounts we found for 2024 - Engadget

    www.engadget.com/best-student-discounts...

    Peacock's student discount gives you one year of access for $2 per month, which comes out to only $24 for the year. That's $4 less than the standard rate and a great offer if you like to binge ...

  7. Apple now requires verification for education discounts in the US

    www.engadget.com/apple-requires-verification...

    As noticed by a Redditor, the US Apple Store now requires buyers to verify their status via UNiDAYS to be able to purchase MacBooks, iPads and other devices from its education portal. The tech ...

  8. International Bank Account Number - Wikipedia

    en.wikipedia.org/wiki/International_Bank_Account...

    The International Bank Account Number ( IBAN) is an internationally agreed upon system of identifying bank accounts across national borders to facilitate the communication and processing of cross border transactions with a reduced risk of transcription errors. An IBAN uniquely identifies the account of a customer at a financial institution. [ 1]

  9. Add, replace or remove AOL account recovery info

    help.aol.com/articles/add-or-update-aol-account...

    Keep a valid mobile phone number or email address on your account in case you ever lose your password or run into a prompt to verify your account after signing in. We'll also include your recovery email address when sending a notification of changes made to your account. Add a mobile number or email address