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  2. Postal address verification - Wikipedia

    en.wikipedia.org/wiki/Postal_address_verification

    If the address is valid, it is assigned a ZIP+4 code something like this: 12344-5678, where the first five digits are the ZIP code and the trailing four digits are the delivery range. An address with a ZIP+4 code (or nine-digit ZIP code) is considered to be valid. In most cases, this means that the address is deliverable.

  3. Zipf's law - Wikipedia

    en.wikipedia.org/wiki/Zipf's_law

    Zipf's law ( / zɪf /, German: [t͡sɪpf]) is an empirical law that often holds, approximately, when a list of measured values is sorted in decreasing order. It states that the value of the n th entry is inversely proportional to n . The best known instance of Zipf's law applies to the frequency table of words in a text or corpus of natural ...

  4. EICAR test file - Wikipedia

    en.wikipedia.org/wiki/EICAR_test_file

    EICAR test file. The EICAR Anti-Virus Test File [1] or EICAR test file is a computer file that was developed by the European Institute for Computer Antivirus Research (EICAR) and Computer Antivirus Research Organization (CARO) to test the response of computer antivirus (AV) programs. [2] Instead of using real malware, which could cause real ...

  5. Postal addresses in the Philippines - Wikipedia

    en.wikipedia.org/wiki/Postal_addresses_in_the...

    Postal codes' necessity. PhilPost recommends the use of postal codes in the country and correct addressing. However, most residents do not use, let alone know how to use ZIP codes, and thus the codes are usually omitted. According to PhilPost, the proper use of ZIP codes assists in letter sorting and reduces letter misrouting. See also

  6. Aurora Generator Test - Wikipedia

    en.wikipedia.org/wiki/Aurora_Generator_Test

    Aurora Generator Test. The diesel generator used in the Aurora experiment beginning to smoke. Idaho National Laboratory ran the Aurora Generator Test in 2007 to demonstrate how a cyberattack could destroy physical components of the electric grid. [1] The experiment used a computer program to rapidly open and close a diesel generator 's circuit ...

  7. Code coverage - Wikipedia

    en.wikipedia.org/wiki/Code_coverage

    In software engineering, code coverage, also called test coverage, is a percentage measure of the degree to which the source code of a program is executed when a particular test suite is run. A program with high test coverage has more of its source code executed during testing, which suggests it has a lower chance of containing undetected ...

  8. QuickCheck - Wikipedia

    en.wikipedia.org/wiki/QuickCheck

    QuickCheck. QuickCheck is a software library, specifically a combinator library, originally written in the programming language Haskell, designed to assist in software testing by generating test cases for test suites – an approach known as property testing .

  9. ZIP Code - Wikipedia

    en.wikipedia.org/wiki/ZIP_code

    A 1974 postage stamp encouraging people to use the ZIP Code on letters and parcels. A ZIP Code (an acronym for Zone Improvement Plan [1]) is a system of postal codes used by the United States Postal Service (USPS). The term ZIP was chosen to suggest that the mail travels more efficiently and quickly [2] ( zipping along) when senders use the ...