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  2. Database normalization - Wikipedia

    en.wikipedia.org/wiki/Database_normalization

    In other words – nothing prevents us from putting, for example, "Thick" for a book with only 50 pages – and this makes the table violate DKNF. To solve this, a table holding enumeration that defines the Thickness is created, and that column is removed from the original table:

  3. Naming convention (programming) - Wikipedia

    en.wikipedia.org/wiki/Naming_convention...

    The two characters commonly used for this purpose are the hyphen ("-") and the underscore ("_"); e.g., the two-word name "two words" would be represented as "two-words" or "two_words". The hyphen is used by nearly all programmers writing COBOL (1959), Forth (1970), and Lisp (1958); it is also common in Unix for commands and packages, and is ...

  4. SQL syntax - Wikipedia

    en.wikipedia.org/wiki/SQL_syntax

    The syntax of the SQL programming language is defined and maintained by ISO/IEC SC 32 as part of ISO/IEC 9075.This standard is not freely available. Despite the existence of the standard, SQL code is not completely portable among different database systems without adjustments.

  5. Reference range - Wikipedia

    en.wikipedia.org/wiki/Reference_range

    The standard definition of a reference range for a particular measurement is defined as the interval between which 95% of values of a reference population fall into, in such a way that 2.5% of the time a value will be less than the lower limit of this interval, and 2.5% of the time it will be larger than the upper limit of this interval, whatever the distribution of these values.

  6. Software testing - Wikipedia

    en.wikipedia.org/wiki/Software_testing

    Examples of oracles include specifications, contracts, [4] comparable products, past versions of the same product, inferences about intended or expected purpose, user or customer expectations, relevant standards, and applicable laws. Software testing is often dynamic in nature; running the software to verify actual output matches expected.

  7. Wikipedia:Manual of Style - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:Manual_of_style

    The English-language titles of compositions (books and other print works, songs and other audio works, films and other visual media works, paintings and other artworks, etc.) are given in title case, in which every word is given an initial capital except for certain less important words (as detailed at Wikipedia:Manual of Style/Capital letters ...

  8. Smith & Wesson M&P - Wikipedia

    en.wikipedia.org/wiki/Smith_&_Wesson_M&P

    The .45 ACP Shield variant has a 5.1 mm (0.2 in) longer barrel, measuring in at top length of 84 mm (3.3 in), and exhibits larger overall dimensions. In 2014, Smith & Wesson introduced the M&P Bodyguard 380 in .380 ACP .

  9. pH - Wikipedia

    en.wikipedia.org/wiki/PH

    This procedure is illustrated in an ICE table which can also be used to calculate the pH when some additional (strong) acid or alkaline has been added to the system, that is, when C A ≠ C H. For example, what is the pH of a 0.01 M solution of benzoic acid, pK a = 4.19? Step 1: = =