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Visual Studio 2008 and Team Foundation Server (TFS) 2010
o work TFS with visual studio 2008, you need to install Team Explorer 2008 . After installing Tea
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.NET Interview questions: - Explain RCW (Runtime Callable Wrapper)?
.NET components communicate with COM using RCW (Runtime Callable Wrapper).
Following are the ways with which you can generate RCW:-
Adding reference in Visual Studio.NET. See figure below (Adding reference using VS.NET 2005). Wrapper class is generated and placed in the “BIN” directory.
Figure: - Adding Reference using VS.NET 2005
Using Type library import tool. Tlbimp.exe yourname.dll.
Using interopservices.System.runtime.Interopservices namespace contains
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.NET Interview questions: - Explain RCW (Runtime Callable Wrapper)?
.NET components communicate with COM using RCW (Runtime Callable Wrapper).
Following are the ways with which you can generate RCW:-
Adding reference in Visual Studio.NET. See figure below (Adding reference using VS.NET 2005). Wrapper class is generated and placed in the “BIN” directory.
Figure: - Adding Reference using VS.NET 2005
Using Type library import tool. Tlbimp.exe yourname.dll.
Using interopservices.System.runtime.Interopservices namespace contains
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Java Training: - Show Bootstrap, Extension and System Class loader?
There three types of class loaders:-
Bootstrap Class loader also called as primordial class loader.
Extension Class loader.
System Class loader.
Let’s now try to get the fundamentals of these class loaders.
Bootstrap Class loader
Bootstrap class loader loads those classes those which are essential for JVM to function properly. Bootstrap class loader is responsible for loading all core java classes for instance java.lang.*, java.io.* etc. Bootstrap class loader finds
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Java Training: - What is the concept of local interfaces?
One of the biggest issues of creating objects using home interface is performance. Below are the steps which follow when you call the EJB object:-
JAVA client calls the local stub.
Stub marshal the values in to some other form which the network understands and sends it to the skeleton.
Skeleton then de-marshals it back to a form which is suitable for JAVA.
Skeleton then calls the EJB object and methods.
EJB object then does object creation, connection pooling, transaction et
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Java Training: - Different types of resultset?
“ResultSet” is an object that contains the results of SQL query. That means it contains the rows that satisfy the conditions of the query.
There are three basic types of resultsets:-
Forward-only results set
These types of resultset are non-scrollable and moves only forward.
Scroll-insensitive set
Resultset is scrollable so the cursor can move forward, backward, to a particular row etc.
While the resultset is open it does not show any changes done to the underlying databas
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Java Training: - Elaborate “ResultSet”, “RowSet”, “CachedRowset”, “JdbcRowset” and “WebRowSet” relation ship?
Below are the major points of difference:-
“ResultSet” is a connected architecture while “RowSet” is a disconnected architecture.
As “ResultSet” is a connected architecture we cannot serialize the object while “RowSet” can be serialized.
“RowSet” object is a Java bean while “ResultSet” is not. In the below diagram you can see “RowSet” interface also derives from “BaseRowSet” interface. “BaseRowSet” interface has all the ingredients to make it a Java bean.
Below diagram show
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