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  2. 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]

  3. Modular arithmetic - Wikipedia

    en.wikipedia.org/wiki/Modular_arithmetic

    Adding 4 hours to 9 o'clock gives 1 o'clock, since 13 is congruent to 1 modulo 12. In mathematics, modular arithmetic is a system of arithmetic for integers, where numbers "wrap around" when reaching a certain value, called the modulus. The modern approach to modular arithmetic was developed by Carl Friedrich Gauss in his book Disquisitiones ...

  4. Counter (digital) - Wikipedia

    en.wikipedia.org/wiki/Counter_(digital)

    An electronic counter is a sequential logic circuit that has a clock input signal and a group of output signals that represent an integer "counts" value. Upon each qualified clock edge, the circuit will increment (or decrement, depending on circuit design) the counts. When the counts have reached the end of the counting sequence (maximum counts ...

  5. Ajax (programming) - Wikipedia

    en.wikipedia.org/wiki/Ajax_(programming)

    JavaScript and XML. Ajax (also AJAX / ˈeɪdʒæks /; short for " asynchronous JavaScript and XML " [1][2]) is a set of web development techniques that uses various web technologies on the client-side to create asynchronous web applications. With Ajax, web applications can send and retrieve data from a server asynchronously (in the background ...

  6. Modulo - Wikipedia

    en.wikipedia.org/wiki/Modulo

    In computing, the modulo operation returns the remainder or signed remainder of a division, after one number is divided by another, called the modulus of the operation.. Given two positive numbers a and n, a modulo n (often abbreviated as a mod n) is the remainder of the Euclidean division of a by n, where a is the dividend and n is the divisor.

  7. Sam’s Club enters the Thanksgiving meal deal wars with a pre ...

    www.aol.com/sam-club-enters-thanksgiving-meal...

    Sam’s Club on Thursday announced a Member’s Mark Thanksgiving meal, which feeds up to 10 people for under $100, made up of the warehouse club’s private label products. That follows Aldi ...

  8. Coach Clark Lea promises Vanderbilt's historic win over No. 1 ...

    www.aol.com/vanderbilt-leads-no-1-alabama...

    The Vanderbilt Commodores have beaten a No. 1 team in football. The Commodores never trailed in upsetting top-ranked Alabama 40-35 on Saturday, handing coach Clark Lea a victory to finally match ...

  9. Transgender New Yorker sues Hooters for refusing to hire her ...

    www.aol.com/transgender-woman-sues-upstate...

    An upstate New York transgender woman is suing Hooters for repeatedly refusing to hire her — while the restaurant claims she was booted for inappropriate behavior starting before she transitioned.