09 2014 档案

[Java coding] leetcode notes

摘要：1, 如何不排序而找到最大，次大或者最小值?var int max1, max2, min1;iterate array once: update max1, max2, min1, for example: if(A[i]>max1){max2=max1; max1=A[i];}...2, 关于括... 阅读全文

posted @ 2014-09-11 23:08 chayu3 阅读(277) 评论(0) 推荐(0)

[Java Basics3] XML, Unit testing

摘要：What's the difference between DOM and SAX?DOM creates tree-like representation of the XML document in memory, SAX is event-based.What's the differen... 阅读全文

posted @ 2014-09-08 19:03 chayu3 阅读(254) 评论(0) 推荐(0)