摘要:
1. 数据库操作使用Lock防止:InvalidOperationException“The operation cannot be performed because an operation on another thread has not been completed.”InvalidOperationException“The operation cannot be performed during a call to SubmitChangeshttp://msdn.microsoft.com/zh-cn/library/c5kehkcz(VS.80).aspx 阅读全文
posted @ 2011-11-15 18:21
jeekun
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