Better not to ignore the past but learn form it instead,Otherwise history has a way of repeating itself最好不要忽略过去,而是从中得到些教训,否则,历史会不断重复上演Better not to ig...
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其他好文 时间:
2014-09-18 13:02:33
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oracle数据库喜欢搞特殊,二进制字段数据不能直接插入,需先再该字段插入oracle函数返回的的初始数据,然后在查询更新该字段。下面以Blob字段类型为例:1.插入初始数据 Class.forName("oracle.jdbc.driver.OracleDriver"); Connection.....
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数据库 时间:
2014-09-18 12:49:03
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410
java.sql.SQLException: Couldn't perform the operation setAutoCommit: You can't perform any operations on this connection. It has been automatically cl...
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数据库 时间:
2014-09-18 12:46:13
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828
mysql默认是不能自定义函数的当create function时This function has none of DETERMINISTIC, NO SQL, or READS SQL DATA in its declaration and binarysolution 1:exec:SET G...
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数据库 时间:
2014-09-18 11:06:03
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D -Leapin' LizardsTime Limit:1000MSMemory Limit:32768KB64bit IO Format:%I64d & %I64uDescriptionYour platoon of wandering lizards has entered a strange...
Object copyAnobject copyis an action in computing where a data object has itsattributescopied to another object of the same data type. Anobjectis a co...
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其他好文 时间:
2014-09-18 06:27:33
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'1、首先声明一个链接对象,声明记录集对象,定义一个数据链接字符串'方法1:Dim adocn As New ADODB.Connection '声明一个链接对象'方法2:'Dim adocn As ADODB.Connection'Set adocn = New ADODB.ConnectionD...
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数据库 时间:
2014-09-17 23:12:02
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379
This topic has not yet been rated-Rate this topichttp://msdn.microsoft.com/EN-US/library/bb190066.aspxUpdated:December 16, 2011Applies To:Microsoft Dy...
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Web程序 时间:
2014-09-17 21:38:12
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454
下面的代码报错:Fatal error: Call-time pass-by-reference has been removed function myFunc($arg) { do something... } myFunc(&$arg);//Call myFunc 或 function myF...
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其他好文 时间:
2014-09-17 20:10:02
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252
1.Code in PreGetFieldValue, PreSetFieldValue, SetFieldValue, PreCanInvokeMethod, PreInvokeMethod and InvokeMethod event handlers has been placed outsi...
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其他好文 时间:
2014-09-17 18:18:22
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