If you need to parse or process text data in Linux or Unix, this useful book explains how to use flex and bison to solve your problems quickly. flex & bison is

With a nontrivial learning curve on GNU Flex and Bison, most programmers are content to stop twiddling with their grammars as soon as they empirically work. How

Software -- Operating Systems.

CD-ROM contains: Examples from text -- Parser toolkit -- Example programs.

Programmers run into parsing problems all the time. Whether it's a data format like JSON, a network protocol like SMTP, a server configuration file for Apache,