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What is Normalisation (or Normalization)?
...hn
2 | Ford 2 | Sue
2 | Cadillac
Now it may seem like we still have redundant data because the UserId's are repeated; However the PK/FK constraint ensures that the values cannot be updated independently, so integrity is safe.
Is it important? Yes, it is ver...
Catch multiple exceptions at once?
It is discouraged to simply catch System.Exception . Instead, only the "known" exceptions should be caught.
27 Answers
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When to make a type non-movable in C++11?
...hich is that it would be very hard to do it safely, because you'd need to know that noone is trying to lock the mutex at the moment it's being moved. Since mutexes are one of the building blocks you can use to prevent data races, it would be unfortunate if they weren't safe against races themselves!...
Razor If/Else conditional operator syntax [duplicate]
...vid Lively already answered by thanks :) At least can "close" the question now...
– B Z
Jan 5 '11 at 20:12
3
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How to destroy a DOM element with jQuery?
... $target variable itself, the object will escape the garbage collector for now. If you want to DESTROY it you also have to lose all references to it. I'm not quite sure why you'd want to DESTROY a DOM element though. Maybe you just hate $target. Poor $target, what did it ever do to you?
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What is a Portable Class Library?
... run on a variety of .NET-based platforms without recompilation.
MSDN now has a nice article/documentation on it. You can check it out and see what is supported in Portable Class Library .
The following assemblies are available within a Portable Class Library project:
mscorlib.dl...
Twitter image encoding challenge [closed]
...which I'm currently doing manually in Inkscape).
Version 2
UPDATE: v2 is now qualified to compete. Changes:
Command-line control input/output and debugging
Uses XML parser (lxml) to handle SVG instead of regex
Packs 2 path segments per unicode symbol
Documentation and cleanup
Support style="fill...
Does Swift support reflection?
...intln("Type: \(type)") //Unfortunately this prints only "Type: Metatype"
Now assuming TestObject extends NSObject
var clazz: NSObject.Type = TestObject.self
var instance : NSObject = clazz()
if let testObject = instance as? TestObject {
println("yes!") //prints "yes!"
}
Currently, there is...
How to test my servlet using JUnit
I have created a web system using Java Servlets and now want to make JUnit testing. My dataManager is just a basic piece of code that submits it to the database. How would you test a Servlet with JUnit?
...
What exactly is a reentrant function?
...the code holding the const reference being told.
7.4. Make sure the user knows your object is not thread-safe
Thus, the user is responsible to use mutexes to use an object shared between threads.
The objects from the STL are designed to be not thread-safe (because of performance issues), and thus...