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What is an efficient way to implement a singleton pattern in Java? [closed]
...An online portion of "Effective Java" says:
"This approach is functionally equivalent to the public field approach, except that it is more concise, provides the serialization machinery for free, and provides an ironclad guarantee against multiple instantiation, even in the face of sophisticated...
How can I get around MySQL Errcode 13 with SELECT INTO OUTFILE?
...iles.
# sudo /etc/init.d/apparmor reload
WARNING: the change above will allow MySQL to read and write to the /data directory. We hope you've already considered the security implications of this.
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Integer division with remainder in JavaScript?
... wrong direction, given its name - just not the direction that people generally want though!
– Mark K Cowan
Dec 19 '13 at 0:34
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IllegalArgumentException or NullPointerException for a null parameter? [closed]
... one of those things that you should do whatever you prefer and both are really correct?
26 Answers
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How to clone ArrayList and also clone its contents?
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You can't do it generically, though. clone() is not part of the Cloneable interface.
– Michael Myers♦
Apr 3 '09 at 20:47
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Filtering collections in C#
... ints that are > than 7, Where returns an
// IEnumerable<T> so a call to ToList is required to convert back to a List<T>.
List<int> filteredList = myList.Where( x => x > 7).ToList();
If you can't find the .Where, that means you need to import using System.Linq; at the to...
Objective-C parse hex string to integer
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I'm going with this method, way simpler (and potentially quicker) than allocating an nsscanner.
– Chris
Jun 1 '11 at 6:25
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How to split a string at the first `/` (slash) and surround part of it in a ``?
...t is that it would be extensible to more than one elements, for example to all those implementing a class, just by changing the selector.
Demonstration (note that I had to select jQuery in the menu in the left part of jsfiddle's window)
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Detecting when a div's height changes using jQuery
...got a div that contains some content that's being added and removed dynamically, so its height is changing often. I also have a div that is absolutely positioned directly underneath with javascript, so unless I can detect when the height of the div changes, I can't reposition the div below it.
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how to compare two elements in jquery [duplicate]
...Yes, I've tested this code on IE6, FF 3.6 and Chrome 4. It returns true on all these browsers.
– Darin Dimitrov
Mar 9 '10 at 17:15
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