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  2. Metasyntactic variable - Wikipedia

    en.wikipedia.org/wiki/Metasyntactic_variable

    A metasyntactic variable is something that stands for another piece of text. For example, you should use a metasyntactic variable in the documentation of a function to describe the arguments that are passed to that function. Do not use @var for the names of particular variables in programming languages. These are specific names from a program ...

  3. Associative array - Wikipedia

    en.wikipedia.org/wiki/Associative_array

    In computer science, an associative array, map, symbol table, or dictionary is an abstract data type that stores a collection of (key, value) pairs, such that each possible key appears at most once in the collection. In mathematical terms, an associative array is a function with finite domain. [1] It supports 'lookup', 'remove', and 'insert ...

  4. phpList - Wikipedia

    en.wikipedia.org/wiki/PhpList

    Unlike discussion lists, phpList allows one to send messages to some of the subscribers in a list, based on complex criteria determined by the administrator. This software is useful for anyone who wants to manage a database that is more than just a collection of emails. phpList allows targeted sending with the use of sometimes very complex ...

  5. Comparison of programming languages (associative array)

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

    The arrays are heterogeneous: a single array can have keys of different types. PHP's associative arrays can be used to represent trees, lists, stacks, queues, and other common data structures not built into PHP. An associative array can be declared using the following syntax:

  6. Comparison of programming languages (array) - Wikipedia

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

    In addition to support for vectorized arithmetic and relational operations, these languages also vectorize common mathematical functions such as sine. For example, if x is an array, then y = sin (x) will result in an array y whose elements are sine of the corresponding elements of the array x. Vectorized index operations are also supported.

  7. Americans forgot about $1.65 trillion in retirement savings ...

    www.aol.com/finance/americans-forgot-1-65...

    Americans have abandoned 29.2 million 401(k) accounts holding trillions in assets. You can find them using a new government database or calling past employers.

  8. String interpolation - Wikipedia

    en.wikipedia.org/wiki/String_interpolation

    Find variable reference (placeholder), replace it by its variable value. This algorithm offers no cache strategy. Split and join string: splitting the string into an array, merging it with the corresponding array of values, then joining items by concatenation. The split string can be cached for reuse.

  9. Parameter (computer programming) - Wikipedia

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

    An input argument (the argument to an input parameter) must be a value, such as an initialized variable or literal, and must not be redefined or assigned to; an output argument must be an assignable variable, but it need not be initialized, any existing value is not accessible, and must be assigned a value; and an input/output argument must be ...