Explain xkcd: It's 'cause you're dumb.
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Regular expressions are a way to specify textual patterns. Given a regular expression, one can search for the pattern it specifies inside a text string. A regular expression is used in the what if? article Phone Keypad to calculate the answer to that week's question. Randall also mentioned he got distracted by, a website with a regexp golf game, while researching for the what if? article T-rex Calories.

Pages in category "Regex"

The following 7 pages are in this category, out of 7 total.