April 2010 - Posts

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Base class' constructor takes effect even not explicitly called. by zc0000

I almost have no impression at all on a heavily important c# grammar issue...... Originally I thought base class' constructor doesn't participate in any of derived class' constructional logic unless explicitly called for serving , just like : public Manager...
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asp.net Auto-generated SQLEXPRESS database: Failed to generate a user instance of SQL Server ( troubleshooting 1 ) by zc0000

If you adopt .net Login controls to handle user authentication tasks and simply rely on default connection settings which generates SQLEXPRESS-based database in APP_Data folder , especially under the windows 7 or windows server 2008 system, you are likely...
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SQL SERVER 2008 Database Diagram: "Saving changes is not permitted" by zc0000

When making some datatable changes in db diagram environment, a popup window might show up with this message: Saving changes is not permitted. The changes that you have made require the following tables to be dropped and re-created. You have either made...
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