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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.
For example, U+2118 ℘ SCRIPT CAPITAL P is actually a lowercase p, and so is given alias name ※ WEIERSTRASS ELLIPTIC FUNCTION: "actually this has the form of a lowercase calligraphic p, despite its name, and through the alias the correct spelling is added." Presentation: A corrected name is preceded by symbol ※ (the reference mark). 4 ...
The block contains all the letters and control codes of the ASCII encoding. It ranges from U+0000 to U+007F, contains 128 characters and includes the C0 controls , ASCII punctuation and symbols , ASCII digits , both the uppercase and lowercase of the English alphabet and a control character .
In Python, if a name is intended to be "private", it is prefixed by one or two underscores. Private variables are enforced in Python only by convention. Names can also be suffixed with an underscore to prevent conflict with Python keywords. Prefixing with double underscores changes behaviour in classes with regard to name mangling.
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 .
The post 96 Shortcuts for Accents and Symbols: A Cheat Sheet appeared first on Reader's Digest. ... Note that to make most of the above letters upper or lowercase, you can just omit the shift key. ...
Unicode has a free-standing underscore _ at U+005F, inherited from ASCII, which is a legacy of the typewriter practice of underlining using backspace and overtype. Modern practice uses the combining diacritic U+0332 ̲ COMBINING LOW LINE that results in an underline when run together: u̲n̲d̲e̲r̲l̲i̲n̲e̲.
The most common superscript digits (1, 2, and 3) were included in ISO-8859-1 and were therefore carried over into those code points in the Latin-1 range of Unicode. The remainder were placed along with basic arithmetical symbols, and later some Latin subscripts, in a dedicated block at U+2070 to U+209F.