在android中调度定时任务有两种方法
1.schedule
2.scheduleAtFixedRate
这两种方法的区别在于 首次调用时间(Date when)这个参数...
分类:
移动开发 时间:
2014-06-19 12:25:40
阅读次数:
312
题目描述Dominos are lots of fun. Children like to stand
the tiles on their side in long lines. When one domino falls, it knocks down the
next one, which k...
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其他好文 时间:
2014-06-13 08:09:51
阅读次数:
318
mergemerge into copy_emp ce using emp eon (ce.empno
= e.empno)when matched then update set ename = e.enamewhen not matched then
insert (em...
分类:
数据库 时间:
2014-06-13 07:05:32
阅读次数:
207
case 表达式 when case1 then value1,case 2 then
value2,...else endcase 1 when 2 then 3 when 1 then 4 else 5
end如果要再这个基础上加条件的话,只能在他外面嵌套一个case了应为这个case的表达式已...
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其他好文 时间:
2014-06-13 07:01:31
阅读次数:
280
When trying to install mercury quality center
starter edition 9.0 on Windows XP media center, I am getting the following error
Wrong attributes "An er...
分类:
数据库 时间:
2014-06-12 18:07:45
阅读次数:
344
Set theTIdHTTP.HandleRedirectsproperty to True.
It is False by default.function FetchUrl(const url: string): string; var idhttp
: TIdHTTP; begin id...
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其他好文 时间:
2014-06-12 14:53:09
阅读次数:
286
A few people have been experiencing the following
error. UPDATE: The reason for it happening is because when your browsers request
a page from us, we ...
分类:
其他好文 时间:
2014-06-10 20:51:52
阅读次数:
273
题目描述Dominos are lots of fun. Children like to stand
the tiles on their side in long lines. When one domino falls, it knocks down the
next one, which k...
分类:
其他好文 时间:
2014-06-10 12:08:55
阅读次数:
232