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The choice of a variable name should be mnemonic — that is, designed to indicate to the casual observer the intent of its use. One-character variable names should be avoided except for temporary "throwaway" variables. Common names for temporary variables are i, j, k, m, and n for integers; c, d, and e for characters. int i;
Character is the type of income to calculate the taxpayer's tax liability. In the United States, the Supreme Court decided ( Commissioner v. Glenshaw Glass Co.) that income is an accession to wealth, however capital gain is of different character from ordinary income. Ordinary income includes earned wage income and interest income from lending.
A string of seven characters. In computing and telecommunications, a character is a unit of information that roughly corresponds to a grapheme, grapheme-like unit, or symbol, such as in an alphabet or syllabary in the written form of a natural language. [1] Examples of characters include letters, numerical digits, common punctuation marks
A pointer is a data type that contains the address of a storage location of a variable of a particular type. They are declared with the asterisk (*) type declarator following the basic storage type and preceding the variable name. Whitespace before or after the asterisk is optional.
A variable can eventually be associated with or identified by a memory address. The variable name is the usual way to reference the stored value, in addition to referring to the variable itself, depending on the context. This separation of name and content allows the name to be used independently of the exact information it represents.
Most codes are of fixed per-character length or variable-length sequences of fixed-length codes (e.g. Unicode). [4] Common examples of character encoding systems include Morse code, the Baudot code, the American Standard Code for Information Interchange (ASCII) and Unicode. Unicode, a well-defined and extensible encoding system, has replaced ...
Most string implementations are very similar to variable-length arrays with the entries storing the character codes of corresponding characters. The principal difference is that, with certain encodings, a single logical character may take up more than one entry in the array.
If the sigil is doubled, it refers to a type for which equality is defined. The "'" character may also appear within or at the end of a variable, in which case it has no special meaning. In Transact-SQL, "@" precedes a local variable or parameter name. System functions (previously known as global variables) are distinguished by a "@@" prefix