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Check if an image is loaded (no errors) with jQuery
...thumbnails contained in a unordered list. When the image is loaded it does one thing, when an error occurs it does something else. I'm using jQuery load() and error() methods as events. After these events I check the image DOM element for the .complete to make sure the image wasn't already load...
Which is faster : if (bool) or if(int)?
...on, I think you're skipping the interesting part. Why does it use cmpl for one and cmpb for the other?
– jalf
Apr 23 '11 at 15:35
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Logical Operators, || or OR?
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There is no "better" but the more common one is ||. They have different precedence and || would work like one would expect normally.
See also: Logical operators (the following example is taken from there):
// The result of the expression (false || true) is assigne...
String.equals versus == [duplicate]
... on that.
if (usuario.equals(datos[0])) {
...
}
NB: the compare is done on 'usuario' because that's guaranteed non-null in your code, although you should still check that you've actually got some tokens in the datos array otherwise you'll get an array-out-of-bounds exception.
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Why start an ArrayList with an initial capacity?
... is achieved by having each reallocation increase the size of the array exponentially, typically by a factor of 1.5. With this approach, the total number of operations can be shown to be O(n).
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Why is it impossible to override a getter-only property and add a setter? [closed]
...to break this contract and make it read-write.
I'm with Microsoft on this one.
Let's say I'm a new programmer who has been told to code against the Baseclass derivation. i write something that assumes that Bar cannot be written to (since the Baseclass explicitly states that it is a get only propert...
How do you convert an entire directory with ffmpeg?
...`echo "$i" | cut -d'.' -f1`
echo "$name"
ffmpeg -i "$i" "${name}.mov"
done
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When to use virtual destructors?
I have a solid understanding of most OOP theory but the one thing that confuses me a lot is virtual destructors.
17 Answe...
Best way to split string into lines
...hrow them away? (StringSplitOptions parameter) – use StringSplitOptions.None instead.
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What are valid values for the id attribute in HTML?
...ML 5 is even more permissive, saying only that an id must contain at least one character and may not contain any space characters.
The id attribute is case sensitive in XHTML.
As a purely practical matter, you may want to avoid certain characters. Periods, colons and '#' have special meaning in CS...