The asterisk (*) is the wildcard character that represents any sequence of characters, including when there are no characters at all. It’s the most flexible of the bunch, since it can replace any ...
REDUCE allows you to iterate through your data, building your result step-by-step, in the same way a loop operates in a ...
By entering certain strings of numbers and symbols into your phone's dialer, you can gain access to a world of hidden ...
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