Regular Expressions - Cookbook, Second Edition

"It’s not gibberish," Elias said softly. "It’s poetry. You just have to know how to speak the language of the machine."

To the uninitiated, the book looked like a collection of arcane spells. To Elias, it was the only map that made sense in a world of unstructured data. Regular Expressions Cookbook, Second Edition

"A trap," Elias said. "We’re looking for a specific sequence: four or more digits preceded by an ID tag, followed by a space, but—and here’s the trick—only if that same line contains a non-ASCII character hiding in the buffer." "It’s not gibberish," Elias said softly

"The problem isn't what's there," Elias muttered, his eyes scanning a recipe for nested delimiters. "It's what's hiding behind what's there." "It’s not gibberish