03 2008 档案

Event Mechanism in C#
摘要：1.what is Event in C# simplely speaking,Event in C# is that as one instance does one behaviour, it will receive the message and then react with the message. 2.Event Happening&Re-acting Mechan... 阅读全文

posted @ 2008-03-31 16:02 飞天舞者 阅读(267) 评论(0) 推荐(0) 编辑

WCF Basics
摘要：1.How to install WCF you can locate o website: http://blogs.msdn.com/madhuponduru/archive/2006/02/22/537622.aspx (it 's supported only by windowsxp,2000,server2003,vista) 2 What is WCF(Windo... 阅读全文

posted @ 2008-03-31 11:32 飞天舞者 阅读(340) 评论(0) 推荐(0) 编辑

如何给MSMQ发送Message (local computer | remote computer)
摘要：MSMQ可以使得在不同计算机的application之间异步或者同步通讯，而且MSMQ不要求message的发送或者接收端的网络状态，即可以是offline的状态，也可以是online，而MSMQ service会自动检测消息接受或者目标端的状态。MSMQ可以发送各种各样的消息，简单到普通文本，再到transactional message,或者是大型对象的message均可。本文介绍了几种不同类型的消息发送和接收。 阅读全文

posted @ 2008-03-31 09:31 飞天舞者 阅读(1203) 评论(0) 推荐(0) 编辑

basic concepts about MSMQ
摘要：MSMQ is a technichque through which the processes or computers in distributed systems communicate and exchange data asychrounsely and stablely. 2 the type of MSMQ: 1.Private MQ this kind of MSMQ can... 阅读全文

posted @ 2008-03-31 09:29 飞天舞者 阅读(258) 评论(0) 推荐(0) 编辑

difference between Truncate and Delete
摘要：一、delete产生rollback，如果删除大数据量的表速度会很慢，同时会占用很多的rollback segments .truncate 是DDL操作，不产生rollback，速度快一些. Truncate table does not generate rollback information and redo records so it is much faster than d... 阅读全文

posted @ 2008-03-03 14:45 飞天舞者 阅读(277) 评论(0) 推荐(0) 编辑

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