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conditional unique constraint
... way to pass the values being inserted or updated to the function, do you know how to ?
– np-hard
May 14 '09 at 22:11
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What is meant by “managed” vs “unmanaged” resources in .NET?
...lightly: an "unmanaged resource" is something the garbage-collector won't know how to clean up after if it's abandoned. A short-lived object's subscription to an event from a long-lived object, for example, would be an unmanaged resource even though both objects are under the control of the garbage-...
Is it worth hashing passwords on the client side
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submit random bits(in clear text) and hash to the server
As the server knows its own random information as well as the client's random bits (it got them as clear text), it can perform essentially the same transformation. This protocol makes sure, that nobody listening in this conversation can use...
Java GUI frameworks. What to choose? Swing, SWT, AWT, SwingX, JGoodies, JavaFX, Apache Pivot? [close
...t 10 years). You could argue that Swing was good to begin with but we all know that code rots. And that's especially true for UIs today.
That leaves you with SwingX. After a longer period of slow progress, development has picked up again. The major drawback with Swing is that it hangs on to some ol...
Change working directory in my current shell context when running Node script
... the current working directory of the process, not the shell. As far as I know, changing the external cwd of a running process is quite complex and isn't recommended. What is your reason for wanting to do this?
– hexacyanide
Nov 6 '13 at 4:03
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How much size “Null” value takes in SQL Server
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The second link seems to be a question about Microsoft Access. I don't know the details of how Access stores NULLs but I wouldn't be surprised if it is different to SQL Server.
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Difference: std::runtime_error vs std::exception()
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@rubenvb I did not know about that, but I think it will clearify the code for future maintenance if only objects of classes derived from exception are thrown. Example: I like to find out what custom exceptions are implemented in my code base and...
Why are arrays covariant but generics are invariant?
...th a List<Animal> - you can add any animal to it... including a cat. Now, can you logically add a cat to a litter of puppies? Absolutely not.
// Illegal code - because otherwise life would be Bad
List<Dog> dogs = new List<Dog>();
List<Animal> animals = dogs; // Awooga awooga...
how to specify local modules as npm package dependencies
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npm install now supports this
npm install --save ../path/to/mymodule
For this to work mymodule must be configured as a module with its own package.json. See Creating NodeJS modules.
As of npm 2.0, local dependencies are supported nat...
vs in Generics
...eturned only, until I read this answer. The whole concept makes more sense now!
– MarioDS
Sep 21 '15 at 10:09
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