JDBC Driver Connection URLThis section describes the connection URL format and how to create connection objects with the DriverManager class.If you want to use the DriverManager class to create connection objects, you need to know how to make a connection URL that provides access information to the Read More
http://download.oracle.com/docs/cd/B10500_01/server.920/a96524/c03block.htmIntroduction to Data Blocks, Extents, and SegmentsOracle allocates logical database space for all data in a database. The units of database space allocation are data blocks, extents, and segments.Figure2-1shows the relationsh Read More
“有人说：女生到社会上会遇到比学校更优秀的男生，而男生很难找到比在学校更好的女生，我现在告诉你，这句话你们都理解错了。这句话的意思是：男生在校园 都还不成熟，19到25岁的男孩一般都比同龄女孩显得放不开，但到社会上，很快男人变的就优秀的多了，这说明大学几年是男生成熟的重要时期。而女生到社会 变的实际了，于是就有了你们经常听到的那一句话！而我一直认为，清华大学比北京大学的男生优秀就在于清华大学的男生能学会等待！这也就是为什么清华出的国 家领导人要远远多于北大。一个男人，是需要孤独的，如果你忍受不了孤独，只能说明你内心还不够强大！很多男生认为能证明自己的魅力在于自己有多少朋友，有 多么漂亮的女朋友 Read More
from: http://msdn.microsoft.com/en-us/library/system.data.entity.dbcontext(v=vs.103).aspxDbContextwrapsObjectContextand exposes the most commonly used features ofObjectContextby using simplified and more intuitive APIs. You can access the underlyingObjectContextwhenever you need to use features that Read More
Parse (Database Engine)Parse converts the canonical string representation of ahierarchyidto ahierarchyidvalue.Parseis called implicitly when a conversion from a string type tohierarchyidoccurs. Acts as the opposite ofToString.Parse()is a static method.Syntax-- Transact-SQL syntaxhierarchyid::Parse ( Read More
/*****************************************************///Create Class With Interface Dependencies#region//需要某实现某接口的具体实例UnityContainer container=new UnityContainer();container.RegisterType(ILogger,NullLogger>();Database datavase = container.Resolve<CustomDatabase>Database();#endregionCustomD Read More
Reflection Examples [C#]This example shows how to dynamically load assembly, how to create object instance, how to invoke method or how to get and set propertyvalue.Create instance from assembly that is in your project ReferencesThe following examples create instances of DateTime class from the Syst Read More
http://martinfowler.com/articles/injection.htmlInversion of ControlWhen these containers talk about how they are so useful because they implement "Inversion of Control" I end up very puzzled.Inversion of controlis a common characteristic of frameworks, so saying that these lightweight cont Read More
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<!--Timeout: 180 minutes--><system.web> ... <sessionState cookieless="true" timeout="180" stateConnectionString="tcpip=127.0.0.1:42424" mode="StateServer" /> ... </system.web> 若允许远程机器访问本机的ASP.NET State Service修改注册表：Windows Registry Edit Read More