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Generic Repository With EF 4.1 what is the point
...vice versa.
For example, I was using NHibernate and I wrapped all of the calls to that framework inside my repository classes. They return IEnumerable for their gets to be "generic" and my repositories have the standard CRUD operations (update, delete, etc). I have long since moved to Entity Frame...
How to call a parent class function from derived class function?
How do I call the parent function from a derived class using C++? For example, I have a class called parent , and a class called child which is derived from parent. Within
each class there is a print function. In the definition of the child's print function I would like to make a call to the ...
What is the difference between dynamic and static polymorphism in Java?
...verloading, at compile time the compiler knows which method to link to the call. However, it is determined at runtime for dynamic polymorphism
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Is there a way to detect if a browser window is not currently active?
I have JavaScript that is doing activity periodically. When the user is not looking at the site (i.e., the window or tab does not have focus), it'd be nice to not run.
...
specify project file of a solution using msbuild
...the project and letting the build system work out the dependencies automatically.
If you are enforcing a build order using the sln file, I recommend working those dependencies directly into the proj files and removing them from the sln. This will allow you to invoke any proj file from MSBuild dir...
ASP.NET Repeater bind List
...t null values you may want to refactor to this (.NET 6+)
<asp:Repeater ID="repeater" runat="server">
<ItemTemplate>
<%# Container.DataItem?.ToString() ?? string.Empty%>
</ItemTemplate>
</asp:Repeater>
Note if you are using less than .NET 6 you cannot ...
Virtual functions and performance - C++
...n this with the functions defined as inline, virtual, and regular function calls. Here are the results:
inline: 8ms (0.65ns per call)
direct: 68ms (5.53ns per call)
virtual: 160ms (13ns per call)
So, in this case (where everything fits in cache) the virtual function calls were about 20x slo...
Best practices for SQL varchar column length [closed]
...olumn as VARCHAR(100) or VARCHAR(500).
You should see the max length provided for a VARCHAR column as a kind of constraint (or business rule) rather than a technical/physical thing.
For PostgreSQL the best setup is to use text without a length restriction and a CHECK CONSTRAINT that limits the nu...
How do I call one constructor from another in Java?
Is it possible to call a constructor from another (within the same class, not from a subclass)? If yes how? And what could be the best way to call another constructor (if there are several ways to do it)?
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Java: How to test methods that call System.exit()?
I've got a few methods that should call System.exit() on certain inputs. Unfortunately, testing these cases causes JUnit to terminate! Putting the method calls in a new Thread doesn't seem to help, since System.exit() terminates the JVM, not just the current thread. Are there any common patterns...