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Ruby on Rails Callback, what is difference between :before_save and :before_create?
Could you explain in detail what the :before_save and :before_create Ruby on Rails callbacks are, and what they have to do with Rails validations? Does validation occur after :before_save or :before_create ?
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How to get a index value from foreach loop in jstl
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Favorite way to create an new IEnumerable sequence from a single value?
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Why does TestInitialize get fired for every test in my Visual Studio unit tests?
... }
[TestMethod()]
[ExpectedException(typeof(System.DivideByZeroException))]
public void DivideMethodTest()
{
DivideClass.DivideMethod(0);
}
}
}
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.prop('checked',false) or .removeAttr('checked')?
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How do I merge a specific commit from one branch into another in Git?
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What is the relative performance difference of if/else versus switch statement in Java?
...w HashMap<String, Action>();
Finally replace the if/else or switch by something like this (leaving trivial checks like nullpointers aside):
actions.get(name).execute(input);
It might be microslower than if/else or switch, but the code is at least far better maintainable.
As you're talki...
How to iterate over associative arrays in Bash
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C++ const map element access
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Difference between open and codecs.open in Python
...en**. The reason is that there's been so many times when I've been bitten by having utf-8 input sneak into my programs. "Oh, I just know it'll always be ascii" tends to be an assumption that gets broken often.
Assuming 'utf-8' as the default encoding tends to be a safer default choice in my exper...