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Default string initialization: NULL or Empty? [closed]
... Distinguishing between NULL and empty is great when there is actually a difference between the two. There are many cases, though, where there is not a difference, and thus having two ways of representing the same thing is a liability.
– Greg Smalter
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How do I view / replay a chrome network debugger har file saved with content?
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haven't gotten it to work yet on a 'save all as har' option from the chrome debugger. However, i'll keep checking back with it.
– DefyGravity
Jul 24 '14 at 13:45
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deleting rows in numpy array
... Thanks! I had the same problem, and I could not figure out why simply calling numpy.delete(x, index) didn't work.
– Antimony
Nov 20 '15 at 22:59
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What's the difference between equal?, eql?, ===, and ==?
...nd the difference between these four methods. I know by default that == calls the method equal? which returns true when both operands refer to exactly the same object.
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gcc makefile error: “No rule to make target …”
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That's usually because you don't have a file called vertex.cpp available to make. Check that:
that file exists.
you're in the right directory when you make.
Other than that, I've not much else to suggest. Perhaps you could give us ...
Is there a simple way to delete a list element by value?
...('b')
>>> print(a)
['a', 'c', 'd']
Mind that it does not remove all occurrences of your element. Use a list comprehension for that.
>>> a = [10, 20, 30, 40, 20, 30, 40, 20, 70, 20]
>>> a = [x for x in a if x != 20]
>>> print(a)
[10, 30, 40, 30, 40, 70]
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Map.clear() vs new Map : Which one will be better? [duplicate]
...stance, which is backed with new array. So, garbage collector should clear all the key and values from the previous map, and clear the reference to itself. So O(n) algorithm is executed anyway, but in the garbage collector thread. For 1000 records you won't see any difference.
BUT. The performance ...
Best practices for exception management in Java or C# [closed]
... to catch exceptions and turn them into error codes. Why do you think the caller would prefer error codes over exceptions when the latter is the default in both Java and C#?
As for your questions:
You should only catch exceptions that you can actually handle. Just
catching exceptions is not the ...
JavaScript closures vs. anonymous functions
...ing what is a closure in JS and what isn't. We just want to make sure we really understand it correctly.
12 Answers
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document.getElementById vs jQuery $()
...ly in <IE8. It also gets elements by name therefore you could theoretically argue document.getElementById is not only misleading, but can return incorrect values. I think @John new this, but I thought it wouldn't hurt to add it in.
– Lime
Jul 20 '11 at 19:...