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Method Overloading for null argument
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Java will always try to use the most specific applicable version of a method that's available (see JLS §15.12.2).
Object, char[] and Integer can all take null as a valid value. Therefore all 3 version are applicable, so Java will have to find the most specific one...
jquery $(window).height() is returning the document height
...irst thing in your document. E.g., you can't have any text before it, even if it doesn't render anything.
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PHP foreach loop key value
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What, if you echo $key? Nah. Not if you run it on the array that Philadelphia is a key of. Can you show some code?
– Pekka
Dec 2 '09 at 18:17
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How to refer to relative paths of resources when working with a code repository
...de repository which is deployed to both Windows and Linux - sometimes in different directories. How should one of the modules inside the project refer to one of the non-Python resources in the project (CSV files, etc.)?
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What is the difference between onBlur and onChange attribute in HTML?
...re onchange then onblur, and it will normally do the same in IE. However, if you press the enter key instead of tab, in Firefox it will fire onblur then onchange, while IE will usually fire in the original order. However, I've seen cases where IE will also fire blur first, so be careful. You can'...
How to remove the first character of string in PHP?
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Be aware of unicode. If you're dealing with an arbitrary string (e.g. "Ål <- danish for eel"), you should use mb_substr and specify the encoding.
– Thomas Jensen
Jun 17 '12 at 11:22
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When to use Task.Delay, when to use Thread.Sleep?
... Thread.Sleep will block the current thread which causes a context switch. If you're using a thread pool this could also cause a new thread to be allocated. Both operations are quite heavy whereas the cooperative multi-tasking provided by Task.Delay etc is designed to avoid all of that overhead, max...
How do I add a placeholder on a CharField in Django?
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do you need to specify forms.TextInput to do the attrs={'placeholder': 'Search'} declaration ?
– JhovaniC
Apr 11 '13 at 20:21
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What is aspect-oriented programming?
...oss-cutting concerns, which would be any kind of code that is repeated in different methods and can't normally be completely refactored into its own module, like with logging or verification. So, with AOP you can leave that stuff out of the main code and define it vertically like so:
function mainP...
How do I set the default font size in Vim?
...irst one remove the spaces. Whitespace matters for the set command.
set guifont=Monaco:h20
For the second one it should be (the h specifies the height)
set guifont=Monospace:h20
My recommendation for setting the font is to do (if your version supports it)
set guifont=*
This will pop up a me...