ASP.net , C#, and VB.net , and Java, and SQL

摘要： Reference from http://www.c-sharpcorner.com/UploadFile/rajeshvs/PropertiesInCS11122005001040AM/PropertiesInCS.aspxIn C#, properties are nothing but natural extension of data fields. They are usually k... 阅读全文

摘要： ALTER TABLE xxx ADD xx INT DEFAULT(0) 阅读全文

摘要： CREATE UNIQUE CLUSTERED INDEX xxxx_Row_Index ON [xxx].[xxxxx](RowID ASC)GO Select newid() RowID, xx, xx, xxinto xxx 阅读全文

摘要： The virtual keyword is used to modify a method, property, indexer or event declaration, and allow it to be overridden in a derived class. For example, this method can be overridden by any class that i... 阅读全文

摘要： select * from table1inner join table2inner join table3 on table2.id=table3.id on table1.id=table3.idwhere ...order by 阅读全文

摘要： CodeFile="" which is using on aspx and aspx.cs working togetherCodeBehind='' which belonngs to web application. 阅读全文

摘要： The System.Collections namespace contains interfaces and classes that define various collections of objects, such as lists, queues, bit arrays, hash tables and dictionaries.Classes http://msdn.micr... 阅读全文

摘要： 在开发中经常会遇到线程的例子，如果某个后台操作比较费时间，我们就可以启动一个线程去执行那个费时的操作，同时程序继续执行。在某些情况下可能会出现多个线程的同步协同的问题，下面的例子就展示了在两个线程之间如何协同工作。 这个程序的思路是共同做一件事情（从一个ArrayList中删除元素）,如果执行完成了，两个线程都停止执行。 代码如下： usingSystem; usingSystem.Collect... 阅读全文

摘要： The enum keyword is used to declare an enumeration, a distinct type consisting of a set of named constants called the enumerator list. Every enumeration type has an underlying type, which can be any i... 阅读全文

摘要： I'm gradually moving all my C# articles to the web site for my book, C# in Depth. This article has already moved. I'm leaving the content here so that existing links still work, but I won't be updatin... 阅读全文