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EJB. What is, why it exist and HOW it works?
Guys, I HAVE tried reading tons of stuff about EJB. And I don\'t get it. It seems that most of the authors have a superficial knowledge on it. They basically say it\'s the business-logic \'stuff\'. Th[详细]
2022-12-21 21:45 分类:问答Why does this random, unexpected horizontal line appear in IE7?
I am using YUI\'s datatable (http://developer.yahoo.com/yui/datatable/) to make a table.But notice something very wrong...sometimes, there is a line that appears on top of a res开发者_如何学运维ult, o[详细]
2022-12-21 19:56 分类:问答How do you live-filter an NSArray or NSMutableArray?
I\'d like to have an NSArray or NSMutableArray that always shows a filtered view of a data set. That is, if the filter is set to \"show me things with the letter a\", and an item \"blah\" is added, th[详细]
2022-12-21 19:07 分类:问答Optimization tips and tricks [closed]
As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be suppor开发者_开发技巧ted by facts, references,or expertise, but this question will likely so[详细]
2022-12-21 12:39 分类:问答Why doesn't the C# compiler stop properties from referring to themselves?
If I do this I get a System.StackOverflowException: private string a开发者_如何学Cbc = \"\"; public string Abc[详细]
2022-12-21 02:15 分类:问答Detect last login date/time in SQL Server 2000
Is there a way of determining when a given user last logged into SQL Server?We are about to carry out an audi开发者_开发问答t of our database server and would like to delete users that are redundant.[详细]
2022-12-20 13:31 分类:问答光与夜之恋知味探访雪糕怎么选?知味探访雪糕选项选择分析与指南?
带着对光与夜的热爱去参观的冰淇淋怎么选?玩家需要根据题目选择人物契合的答案,最终解锁的奇闻内容可能会根据最终口味契合度的不同而有所不同,所以我们来看看知味观和拜访冰淇淋选项的分析和指导吧![详细]
2022-12-20 10:53 分类:问答SSIS Script Component Write to Variable
This is with SQL 2005. I have a script component inside a Data Flow Task. I would like to read from the input columns and write the data to a global user variable.[详细]
2022-12-20 06:59 分类:问答