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Java: recommended solution for deep cloning/copying an instance
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For deep cloning (clones the entire object hierarchy):
commons-lang SerializationUtils - using serialization - if all classes are in your control and you can force implementing Serializable.
Java Deep Cloning Library - using reflection - in cases when the classes or the objects you want ...
How to format a string as a telephone number in C#
...s.” Now they have
two problems.
--Jamie Zawinski, in comp.lang.emacs
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Launch an app on OS X with command line
...le Chrome Helper.app/Contents/MacOS/Google Chrome Helper --type=renderer --lang=en-US --force-fieldtest
– Anurag Uniyal
Dec 3 '10 at 5:47
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How to convert int[] to Integer[] in Java?
...wArray[i++] = Integer.valueOf(value);
}
If you have access to the Apache lang library, then you can use the ArrayUtils.toObject(int[]) method like this:
Integer[] newArray = ArrayUtils.toObject(oldArray);
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Why is JavaScript called JavaScript, since it has nothing to do with Java? [closed]
...pt name change came because Netscape and Sun did a license agreement.
The language was then submitted for standarization to the ECMA International Organization. By that time, Netscape didn't allow the use of the "JavaScript" name, so the standarized language is named ECMAScript.
JavaScript isn't a...
How to insert a character in a string at a certain position?
...string "111" gave me ".111", and anything less than that results in a java.lang.StringIndexOutOfBoundsException (attempting to access a reference that doesn't exist).
– sotrh
Oct 17 '14 at 20:42
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How to define a List bean in Spring?
...util/spring-util-2.5.xsd">
<util:list id="myList" value-type="java.lang.String">
<value>foo</value>
<value>bar</value>
</util:list>
The value-type is the generics type to be used, and is optional. You can also specify the list implementation class...
Difference in System. exit(0) , System.exit(-1), System.exit(1 ) in Java
...e program went good or bad. It's a sort of heredity from older programming languages where it's useful to know if something went wrong and what went wrong.
Exit code is
0 when execution went fine;
1, -1, whatever != 0 when some error occurred, you can use different values for different kind of er...
Sort hash by key, return hash in Ruby
... Starting 1.9.2 hash insert order will be preserved. See redmine.ruby-lang.org/issues/show/994
– David
Dec 2 '10 at 20:58
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How do I change the background color of the ActionBar of an ActionBarActivity using XML?
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11-06 10:53:16.985: E/AndroidRuntime(16956): java.lang.NoSuchMethodError: com.acme.myActivity.getActionBar
– user77115
Nov 6 '11 at 9:55
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