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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. RM4SCC - Wikipedia

    en.wikipedia.org/wiki/RM4SCC

    The check symbol is computed by summing the top and bottom half values separately, modulo 6, and combining the final sums to find the symbol. [4] In the example above, the top half values are 2,6,1,1,4,5,1,2. This sums to 22 = 6×3 + 4. Thus the check symbol has a top value of 4. The bottom half values are 6,4,2,2,4,0,2,5, which sum to 25 = 6× ...

  4. Bootstrap aggregating - Wikipedia

    en.wikipedia.org/wiki/Bootstrap_aggregating

    If ′ =, then for large the set is expected to have the fraction (1 - 1/e) (~63.2%) of the unique samples of , the rest being duplicates. [1] This kind of sample is known as a bootstrap sample. Sampling with replacement ensures each bootstrap is independent from its peers, as it does not depend on previous chosen samples when sampling.

  5. Resampling (statistics) - Wikipedia

    en.wikipedia.org/wiki/Resampling_(statistics)

    The best example of the plug-in principle, the bootstrapping method. Bootstrapping is a statistical method for estimating the sampling distribution of an estimator by sampling with replacement from the original sample, most often with the purpose of deriving robust estimates of standard errors and confidence intervals of a population parameter like a mean, median, proportion, odds ratio ...

  6. List of postal codes - Wikipedia

    en.wikipedia.org/wiki/List_of_postal_codes

    Digits of 5-digit code may represent postal region, sector, branch, section, and block respectively. [25] Senegal: SN: NNNNN The letters CP or C.P. are often written in front of the postcode. This is not a country code, but simply an abbreviation for "code postal". Serbia: 1 January 2005 RS: NNNNN Poštanski adresni kod (PAK) Seychelles: SC: no ...

  7. S10 (UPU standard) - Wikipedia

    en.wikipedia.org/wiki/S10_(UPU_standard)

    The standard was introduced on 18 April 1996, [1]: 4 and is currently in its 12th version. [1]: 3 With increased liberalization and the possibility of multiple postal services operating in the same country, the use of country codes to designate the postal service is a problem. To solve this, each country has a designated postal service that ...

  8. Bootstrap (front-end framework) - Wikipedia

    en.wikipedia.org/wiki/Bootstrap_(front-end...

    Otto announced Bootstrap 4 on October 29, 2014. [15] The first alpha version of Bootstrap 4 was released on August 19, 2015. [16] The first beta version was released on August 10, 2017. [17] Otto suspended work on Bootstrap 3 on September 6, 2016, to free up time to work on Bootstrap 4. Bootstrap 4 was finalized on January 18, 2018. [18]

  9. Informal methods of validation and verification - Wikipedia

    en.wikipedia.org/wiki/Informal_methods_of...

    Inspection is a verification method that is used to compare how correctly the conceptual model matches the executable model. Teams of experts, developers, and testers will thoroughly scan the content (algorithms, programming code, documents, equations) in the original conceptual model and compare with the appropriate counterpart to verify how closely the executable model matches. [1]