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Swapping two variable value without using third variable
...lues but not the same memory location, everything works as expected
*x = 0011
*y = 0011
//Note, x and y do not share an address. x != y
*x = *x xor *y //*x = 0011 xor 0011
//So *x is 0000
*y = *x xor *y //*y = 0000 xor 0011
//So *y is 0011
*x = *x xor *y //*x = 0000 xor 0011
//So *x is 0011
...
Clone() vs Copy constructor- which is recommended in java [duplicate]
....set(foo.get());
return f;
}
Read more
http://adtmag.com/articles/2000/01/18/effective-javaeffective-cloning.aspx
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How to make exe files from a node.js app?
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MastAvalons
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answered Nov 18 '11 at 1:12
Ricardo TomasiRicardo ...
Efficient way to return a std::vector in c++
...& 90s.
– Nawaz
Mar 11 '18 at 16:01
2
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Multiple submit buttons in an HTML form
...ould be valid: w3.org/html/wg/drafts/html/master/… (not in HTML5, HTML 4.01 Transitional/Strict, XHTML 1.0 Strict). And I don't see why changing the input type from submit to button would be better. You can have multiple submit type input elements in one form without a problem. I don't really unde...
What programming practice that you once liked have you since changed your mind about? [closed]
...re
edited Feb 1 '10 at 19:01
community wiki
2 r...
Is it better to return null or empty collection?
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Ryan Lundy
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answered Dec 28 '09 at 15:31
user1228user1228
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Method names for getting data [closed]
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answered Jan 26 '10 at 19:01
JonHJonH
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Create module variables in Ruby
...em.. check this article to see some examples oreillynet.com/ruby/blog/2007/01/…
– Orlando
Jan 9 '12 at 14:43
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How do I convert an integer to binary in JavaScript?
..."-11"
– Anmol Saraf
Jul 9 '14 at 12:01
@AnmolSaraf I see what you mean, and while colloquially when people say what i...