06 2015 档案

StringBuilder or StringBuffer
摘要：1.StringBufferis synchronized,StringBuilderis not.2. See performance comparison. 阅读全文
posted @ 2015-06-26 03:14 wxwcase 阅读(109) 评论(0) 推荐(0) 编辑
Algorithms
摘要：Count prime numbers not exceeding n(n>0)Pseudocode:Input: an integer n > 1 Let A be an array of Boolean values, indexed by integers 2 to n,initially a... 阅读全文
posted @ 2015-06-11 03:33 wxwcase 阅读(172) 评论(0) 推荐(0) 编辑