摘要: select 2*3 from dual; --计算一个比较纯的数据select name||age from emp;--拼接select name||'abc' from emp;--字符串的连接select * from emp where name like '%/%%'; --转义字符,带... 阅读全文
posted @ 2014-11-25 14:49 pretty flower 阅读(174) 评论(0) 推荐(0)
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posted @ 2014-11-25 14:31 pretty flower 阅读(108) 评论(0) 推荐(0)
摘要: ObjectMapper mapper = new ObjectMapper(); try { user = mapper.readValue(new StringReader(json), User.class); } catch (JsonParseExcepti... 阅读全文
posted @ 2014-11-20 17:20 pretty flower 阅读(193) 评论(0) 推荐(0)
摘要: String jsonStr=""; String content=jsonStr; ObjectMapper objectMapper = new ObjectMapper(); objectMapper.configure(DeserializationConfig.Fe... 阅读全文
posted @ 2014-11-20 17:12 pretty flower 阅读(664) 评论(0) 推荐(0)
摘要: import net.sf.json.JSONObject; ProductSearchParam paramObj = null; if(StringUtils.isNotBlank(parm)){ JSONObject jsonObj = JSONObject.fromObject... 阅读全文
posted @ 2014-11-20 16:58 pretty flower 阅读(315) 评论(0) 推荐(0)
摘要: SON字符串:var str1 = '{ "name": "cxh", "sex": "man" }'; JSON对象:var str2 = { "name": "cxh", "sex": "man" };JSON字符串转换为JSON对象:var obj = eval('(' + str + ')'... 阅读全文
posted @ 2014-11-20 16:39 pretty flower 阅读(269) 评论(0) 推荐(0)
摘要: public String dealStr(String name){ String newStr=""; if(name != null && name.length > 0){ char[] arrStr = name.toCharArray(); for (char ch :a... 阅读全文
posted @ 2014-11-20 14:03 pretty flower 阅读(147) 评论(0) 推荐(0)
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posted @ 2014-11-20 11:32 pretty flower 阅读(103) 评论(0) 推荐(0)
摘要: 只允许输入 字母,数字和汉字 阅读全文
posted @ 2014-11-20 11:21 pretty flower 阅读(785) 评论(0) 推荐(0)
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posted @ 2014-11-20 11:10 pretty flower 阅读(189) 评论(0) 推荐(0)