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What is this: [Ljava.lang.Object;?
...out.println(new int[0][0][7]); // [[[I@xxxxx
System.out.println(new String[4][2]); // [[Ljava.lang.String;@xxxxx
System.out.println(new boolean[256]); // [Z@xxxxx
The reason why the toString() method on arrays returns String in this format is because arrays do not @Override the method inherited fr...
How do I move a tab in Notepad++ to a new window?
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answered Nov 6 '12 at 14:30
Alex K.Alex K.
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How to synchronize a static variable among threads running different instances of a class in Java?
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194
There are several ways to synchronize access to a static variable.
Use a synchronized static m...
Cannot pass null argument when using type hinting
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What is the difference between t.belongs_to and t.references in rails?
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answered Oct 17 '11 at 14:34
muffinistamuffinista
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C# HttpWebRequest vs WebRequest
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134
The Create method is static, and exists only on WebRequest. Calling it as HttpWebRequest.Create ...
How to change the default GCC compiler in Ubuntu?
I have installed gcc-3.3/g++-3.3 on ubuntu 11.04 which already has gcc/g++-4.4. So in my system both gcc-3.3 and 4.4 are available. I am able to call both compilers as I want. If I just call the command gcc then gcc-4.4 will get called. To call gcc-3.3, I have to use the command gcc-3.3 .
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cout is not a member of std
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answered Jul 7 '12 at 14:45
unkulunkuluunkulunkulu
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How do I enable language extensions from within GHCi?
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answered Sep 25 '12 at 14:17
Cat Plus PlusCat Plus Plus
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