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  2. Comparison of programming languages (string functions)

    en.wikipedia.org/wiki/Comparison_of_programming...

    String functions are used in computer programming languages to manipulate a string or query information about a string (some do both).. Most programming languages that have a string datatype will have some string functions although there may be other low-level ways within each language to handle strings directly.

  3. Case sensitivity - Wikipedia

    en.wikipedia.org/wiki/Case_sensitivity

    The user can in many cases specify whether a search is sensitive to case, e.g. in most text editors, word processors, and Web browsers. A case-insensitive search is more comprehensive, finding "Language" (at the beginning of a sentence), "language", and "LANGUAGE" (in a title in capitals); a case-sensitive search will find the computer language ...

  4. List of Unicode characters - Wikipedia

    en.wikipedia.org/wiki/List_of_Unicode_characters

    The x must be lowercase in XML documents. The nnnn or hhhh may be any number of digits and may include leading zeros. The hhhh may mix uppercase and lowercase, though uppercase is the usual style. In contrast, a character entity reference refers to a character by the name of an entity which has the desired character as its replacement text.

  5. Snake case - Wikipedia

    en.wikipedia.org/wiki/Snake_case

    Snake case (sometimes stylized autologically as snake_case) is the naming convention in which each space is replaced with an underscore (_) character, and words are written in lowercase. It is a commonly used naming convention in computing , for example for variable and subroutine names, and for filenames .

  6. Regular expression - Wikipedia

    en.wikipedia.org/wiki/Regular_expression

    Blue highlights show the match results of the regular expression pattern: /r[aeiou]+/ g (lower case r followed by one or more lower-case vowels). A regular expression (shortened as regex or regexp ), [ 1 ] sometimes referred to as rational expression , [ 2 ] [ 3 ] is a sequence of characters that specifies a match pattern in text .

  7. Cyrillic script in Unicode - Wikipedia

    en.wikipedia.org/wiki/Cyrillic_script_in_Unicode

    Several diacritical marks not specific to Cyrillic can be used with Cyrillic text, including: in Combining Diacritical Marks block U+0300–U+036F. U+0301 ́ COMBINING ACUTE ACCENT (as common Cyrillic stress mark). U+0300 ̀ COMBINING GRAVE ACCENT (as stress mark in Bulgarian). U+0303 ̃ COMBINING TILDE (in non Slavic languages)

  8. Format (Common Lisp) - Wikipedia

    en.wikipedia.org/wiki/Format_(Common_Lisp)

    Format is a function in Common Lisp that can produce formatted text using a format string similar to the print format string.It provides more functionality than print, allowing the user to output numbers in various formats (including, for instance: hex, binary, octal, roman numerals, and English), apply certain format specifiers only under certain conditions, iterate over data structures ...

  9. Letter case - Wikipedia

    en.wikipedia.org/wiki/Letter_case

    The lower-case "a" and upper-case "A" are the two case variants of the first letter in the English alphabet.. Letter case is the distinction between the letters that are in larger uppercase or capitals (more formally majuscule) and smaller lowercase (more formally minuscule) in the written representation of certain languages.