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What does the caret operator (^) in Python do?
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1
>>> 0^1
1
To explain one of your own examples:
>>> 8^3
11
Think about it this way:
1000 # 8 (binary)
0011 # 3 (binary)
---- # APPLY XOR ('vertically')
1011 # result = 11 (binary)
share
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Why does Math.round(0.49999999999999994) return 1?
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1. http://docs.oracle.com/javase/6/docs/api/java/lang/Math.html#round%28double%29
2. http://bugs.java.com/bugdatabase/view_bug.do?bug_id=6430675 (credits to @SimonNickerson for finding this)
3. http://docs.oracle.com/javase/7/docs/api/java/lang/Math.html#round%28double%29
4. http://grep...
How to Turn Off Showing Whitespace Characters in Visual Studio IDE
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584
CTRL+R, CTRL+W : Toggle showing whitespace
or under the Edit Menu:
Edit -> Advanced ->...
What is the purpose of the EBP frame pointer register?
I'm a beginner in assembly language and have noticed that the x86 code emitted by compilers usually keeps the frame pointer around even in release/optimized mode when it could use the EBP register for something else.
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Determining 32 vs 64 bit in C++
...else
#define ENVIRONMENT32
#endif
#endif
// Check GCC
#if __GNUC__
#if __x86_64__ || __ppc64__
#define ENVIRONMENT64
#else
#define ENVIRONMENT32
#endif
#endif
Another easier route is to simply set these variables from the compiler command line.
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Git file permissions on Windows
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answered Nov 27 '12 at 21:28
dedekdedek
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Difference between a Factory, Provider and a Service?
... Matt BriggsMatt Briggs
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How to submit a form with JavaScript by clicking a link?
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8 Answers
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What is the maximum characters for the NVARCHAR(MAX)?
I have declared a column of type NVARCHAR(MAX) in SQL Server 2008, what would be its exact maximum characters having the MAX as the length?
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jQuery get the image src
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answered Nov 12 '13 at 18:33
Stuart KershawStuart Kershaw
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