摘要:
今天在做报表查询的时候Oracle报错:信息为 ORA-01810: format code appears twice原因:由于想java一样转化时间格式,但是Oracle中是不区分大小写的,所以格式最终为select count(*) as k2 ,t.cityid as k1 fromportal_user t wheret.createtime >= to_date(#YbeginTime#,'yyyy-mm-dd HH24:mi:ss')and to_date(#YendTime#,'yyyy-mm-dd HH24:mi:ss')>=t.c 阅读全文
摘要:
Here Mudassar Ahmed Khan has explained how to pass value from child popup window to parent page window using JavaScript.The child popup window must be opened using JavaScript window.open function. And in such case we can access the parent page controls using JavaScript window.opener instance.In this 阅读全文
摘要:
In this tutorial we will discuss about different types of questions that can be used in a Java interview, in order for the employer to test your skills in Java and object-oriented programming in general.In the following sections we will discuss about object-oriented programming and its characteristi 阅读全文