一个速度很快的文字排序引擎(TextSort engine)，在微机上可以达到六分钟左右对两百万行文字做排序，提供三种内存内排序方法及五种对文件排序的方法-Sort of a fast text engine (TextSort engine), the computer can reach about six minutes to do on the order of two million lines of text, offers three methods of memory and f

基于朴素贝叶斯文本分类，准确率能达到80 ，可以作为参考。-Naive Bayes text classification, the accuracy rate can reach 80 , can be used as reference.