Distinguish between system.string and system.text.stringbuilder classes?

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Is it true that all c# types derive from a common base class?

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What is the role of the datareader class in ado.net connections?

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What is a scope in c#?

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what is meant inheritance. can you exaplain what kind inhertance ussed in your project

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Define mutex in C#?

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What is the difference between dispose() and finalize() methods in c#?

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How do you inherit from a class in C#?

3 Answers   Visual Soft,

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List the fundamental oop concepts?

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Write a program to create a user control with name and surname as data members and login as method and also the code to call it. (Hint use event delegates) Practical Example of Passing an Events to delegates

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I am using a data table and a datagridview. I am creating two columns in data grid view : 1)DataGridViewComboBoxColumn 2)DataGridViewTextBoxColumn. The items of datagridviewcombo are the list of all items in data table column 1. I want that the data type of the DataGridViewTextBoxColumn should be the same as the data type of the item selected from the datagridviewcombo at runtime. How can I do that.Also I want that each cell in column of datatable should be of variable data type. Pls help. thnx.

1 Answers   Storm,

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Can you change the value of a variable while debugging a C# application?

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