摘要：
There are many programs that can be used to extract bulk information from a web site, including browser extensions and some web services. Depending on your browser, tools likeReadability(which helps extract text from a page) orDownThemAll(which allows you to download many files at once) will help yo 阅读全文
摘要：
http://www.cnblogs.com/longwu/archive/2011/12/24/2300110.html1）、学习网页数据采集，首先必不可少的是学习java的正则表达式（Regex） Java的正则表达式类文件放置在java.util.regex包中，java.util.regex包含三个类：Pattern,MatcherandPatternSyntaxException 1.1 Pattern对象是正则表达式的编译版本。它没有包含任何的公共构造器。我们传递正则表达式参数给它的公共静态方法compile来建立一个Pattern对象。 1.2 Matcher是一个正则引... 阅读全文