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  2. Decibel - Wikipedia

    en.wikipedia.org/wiki/Decibel

    Practically, this means that, armed only with the knowledge that 1 dB is a power gain of approximately 26%, 3 dB is approximately 2× power gain, and 10 dB is 10× power gain, it is possible to determine the power ratio of a system from the gain in dB with only simple addition and multiplication. For example:

  3. List of file signatures - Wikipedia

    en.wikipedia.org/wiki/List_of_file_signatures

    ␀␁␀␀MSISAM Database: 0 mny Microsoft Money file 00 01 00 00 53 74 61 6E 64 61 72 64 20 41 43 45 20 44 42 ␀␁␀␀Standard ACE DB: 0 accdb Microsoft Access 2007 Database 00 01 00 00 53 74 61 6E 64 61 72 64 20 4A 65 74 20 44 42 ␀␁␀␀Standard Jet DB: 0 mdb Microsoft Access Database 01 FF 02 04 03 02 ␁ÿ␂␄␃␂ 0 drw

  4. Digit sum - Wikipedia

    en.wikipedia.org/wiki/Digit_sum

    In mathematics, the digit sum of a natural number in a given number base is the sum of all its digits. For example, the digit sum of the decimal number 9045 {\displaystyle 9045} would be 9 + 0 + 4 + 5 = 18. {\displaystyle 9+0+4+5=18.}

  5. Help:Displaying a formula - Wikipedia

    en.wikipedia.org/wiki/Help:Displaying_a_formula

    MediaWiki stores rendered formulas in a cache so that the images of those formulas do not need to be created each time the page is opened by a user. To force the rerendering of all formulas of a page, you must open it with the getter variables action=purge&mathpurge=true. Imagine for example there is a wrong rendered formula in the article ...

  6. OpenDocument technical specification - Wikipedia

    en.wikipedia.org/wiki/OpenDocument_technical...

    ODF 1.2 defines precisely the conformance needs. The specification defines conformance for documents, consumers, and producers, with two conformance classes called conforming and extended conforming. It further defines conforming text, spreadsheet, drawing, presentation, chart, image, formula and database front end documents.

  7. Database schema - Wikipedia

    en.wikipedia.org/wiki/Database_schema

    The database schema is the structure of a database described in a formal language supported typically by a relational database management system (RDBMS). The term " schema " refers to the organization of data as a blueprint of how the database is constructed (divided into database tables in the case of relational databases ).

  8. Jerky seller allegedly threatens Capital One execs with ... - AOL

    www.aol.com/jerky-seller-threatens-attack...

    A Texas jerky seller allegedly threatened to show up to a Capital One office with “a machete and gasoline” and “do things that are unforgivable” in a rage at a $543 debt, according to a ...

  9. OpenFormula - Wikipedia

    en.wikipedia.org/wiki/OpenFormula

    Open Formula resulted from the belief by some users that the syntax and semantics of table formulas were not defined in sufficient detail. Version 1.0 of the specification defined spreadsheet formulae using a set of simple examples which show, for example, how to specify ranges and the SUM() function.