Contents Acknowledgements Introduction Who Is This Book For? What Does This Book Cover? How This Book Is Structured What Do You Need to Use This Book? Conventions Source Code Errata xix xxi xxi xxii xxii xxv xxv xxv xxv Chapter 1: Unix Fundamentals
一个正则表达式,就是用某种模式去匹配一类字符串的一个公式。很多人因为它们看上去比较古怪而且复杂所以不敢去使用——很不幸,这篇文章也不能够改变这一点,不过,经过一点点练习之后我就开始觉得这些复杂的表达式其实写起来还是相当简单的,而且,一旦你弄懂它们,你就能把数小时辛苦而且易错的文本处理工作压缩在几分钟(甚至几秒钟)内完成。正则表达式被各种文本编辑软件、类库(例如Rogue Wave的tools.h++)、脚本工具(像awk/grep/sed)广泛的支持,而且像Microsoft的Visual C
Descr iption Masterminds of Programming features exclusive interviews with the creators of several historic and highly influential programming languages. Think along with Adin D. Falkoff (APL), James Gosling (Java), Bjarne Stroustrup (C++), and