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  2. Regular expression - Wikipedia

    en.wikipedia.org/wiki/Regular_expression

    Like old typewriters, plain base characters (white spaces, punctuation characters, symbols, digits, or letters) can be followed by one or more non-spacing symbols (usually diacritics, like accent marks modifying letters) to form a single printable character; but Unicode also provides a limited set of precomposed characters, i.e. characters that ...

  3. Help:Table - Wikipedia

    en.wikipedia.org/wiki/Help:Table

    Type the codes for each table cell in the next row, starting with a bar: {| |+ The table's caption |- | cell code goes here |- | next row cell code goes here | next cell code goes here |} Cells can be separated with either a new line and a single bar, or by a double bar "||" on the same line. Both produce the same output:

  4. List of spreadsheet software - Wikipedia

    en.wikipedia.org/wiki/List_of_spreadsheet_software

    In its MS-DOS (character cell) version, widely considered to be responsible for the explosion of popularity of spreadsheets during the 80s and early 90s. [citation needed] Microsoft Office Excel – for MS Windows and Apple Macintosh. The proprietary spreadsheet leader.

  5. Find and replace - Wikipedia

    en.wikipedia.org/wiki/Find_and_replace

    Toggle the table of contents. Find and replace. ... Find and replace may refer to: ... Text is available under the Creative Commons Attribution-ShareAlike 4.0 License

  6. Object REXX - Wikipedia

    en.wikipedia.org/wiki/Object_REXX

    This initial work later led under the direction of Rick McGuire to the first prototype of Object REXX, which was presented in 1992. In 1994, IBM announced that Object REXX would replace classic Rexx as the standard REXX interpreter in the next version of OS/2. [4] In 1996, Object REXX [a] was released as part of the OS/2 Warp 4 operating system ...

  7. Wildcard character - Wikipedia

    en.wikipedia.org/wiki/Wildcard_character

    In SQL, wildcard characters can be used in LIKE expressions; the percent sign % matches zero or more characters, and underscore _ a single character. Transact-SQL also supports square brackets ([and ]) to list sets and ranges of characters to match, a leading caret ^ negates the set and matches only a character not within the list.

  8. Function (computer programming) - Wikipedia

    en.wikipedia.org/wiki/Function_(computer...

    Like a macro – replace the parameters with the unevaluated argument expressions, then evaluate the argument in the context of the caller every time that the callable uses the parameter: Algol, Scala: by constant value: Like by-value except that the parameter is treated as a constant: PL/I NONASSIGNABLE parameters, Ada IN parameters

  9. Object-oriented programming - Wikipedia

    en.wikipedia.org/wiki/Object-oriented_programming

    I find OOP technically unsound. It attempts to decompose the world in terms of interfaces that vary on a single type. To deal with the real problems you need multisorted algebras — families of interfaces that span multiple types. I find OOP philosophically unsound. It claims that everything is an object.