操作符 含义== 测试值是否相等==== 用来比较case语句的目标和每个when从句的项 通用比较操作符。 根据接受者小于, 等于, 大于其参数, 返回-1, 0. 1=, > 小于...
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其他好文 时间:
2014-10-06 13:31:00
阅读次数:
167
Help him
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 480 Accepted Submission(s): 119
Problem Description
As you know, when y...
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其他好文 时间:
2014-10-06 12:46:20
阅读次数:
147
如何解决listview数据刷新,下拉刷新,上拉加载更多时,图片不闪烁。在Activity的onResume()方法中将adaper和listView重新再绑定一次。listView.setAdapter(adapter);adapter.notifyDataSetChanged();http://...
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移动开发 时间:
2014-10-06 02:45:49
阅读次数:
157
select *, english2= case when english IS NULL then '暂无成绩' when english IS NOT NULL then cast(english as Nvarchar(20)) endfrom Students
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数据库 时间:
2014-10-05 14:55:48
阅读次数:
186
declare @myOrder intset @myOrder=3select * from Students order by case @myOrder when 1 then chinese when 2 then math when 3 then englishendde...
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数据库 时间:
2014-10-05 14:47:48
阅读次数:
208
SELECT *,Sex=CASE WHEN Sex=1 THEN '男' WHEN Sex=0 THEN '女'END FROM Students ps:在case语句中,以case...end程序块内用when语句做选择判断
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其他好文 时间:
2014-10-05 13:36:08
阅读次数:
149
1 Local static variablesLocal static variables are not destroyed when the function ends; they are destroyed when the program terminates.2. Function pa...
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其他好文 时间:
2014-10-04 23:58:17
阅读次数:
259
Chapter 20 Dynamic Type1. The Dynamic Type system is centered around text styles. When a font is requested for a given text style, the system will use...
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其他好文 时间:
2014-10-04 23:30:27
阅读次数:
250
Farm Tour
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 11782
Accepted: 4393
Description
When FJ's friends visit him on the farm, he likes to show them...
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其他好文 时间:
2014-10-04 16:41:56
阅读次数:
364
The Utopian tree goes through 2 cycles of growth every year. The first growth cycle occurs during the monsoon, when it doubles in height. ...
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编程语言 时间:
2014-10-04 14:20:56
阅读次数:
238