摘要: ``` public class HexUtil { private static final String[] DIGITS_UPPER = {"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F 阅读全文
posted @ 2018-08-12 17:06 怀瑾握瑜XI 阅读(2283) 评论(0) 推荐(0) 编辑
摘要: ``` public class HexUtil { private static final String[] DIGITS_UPPER = {"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F 阅读全文
posted @ 2018-08-12 17:05 怀瑾握瑜XI 阅读(2929) 评论(0) 推荐(0) 编辑
摘要: 转载自:https://blog.csdn.net/yubin_yubin/article/details/18655553 在日期数据库数据查询出来的时候经常会to_char()一下,格式化一下日期格式在java中一般会用yyyy mm dd hh24:mm:ss的格式,然而在oracle中to_ 阅读全文
posted @ 2018-08-12 14:47 怀瑾握瑜XI 阅读(1122) 评论(0) 推荐(0) 编辑