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How can I divide two integers to get a double?
...e following would work too:
double num3 = (double)num1/num2;
For more information see:
Dot Net Perls
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Anatomy of a “Memory Leak”
...bjects without removing them. An event handler attached to an object is a form of reference to that object, so will prevent collection even after all other references have gone. Always remember to detach event handlers (using the -= syntax in C#).
Does the leak go away when the process exits, and...
Compare if two variables reference the same object in python
...ile for larger numbers this only returns true if one object is initialized form the other.
> i = 13
> j = 13
> i is j
True
> a = 280
> b = 280
> a is b
False
> a = b
> a
280
> a is b
True
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Commenting in a Bash script inside a multiline command
...need to be before the \ continuation.
Note that parameter expansion is performed inside the comment:
$ ls file
ls: cannot access 'file': No such file or directory
$ echo foo${IFS# This command will create file: $(touch file)}bar
foo bar
$ ls file
file
Rare exception
The only rare case this fail...
Debugging Scala code with simple-build-tool (sbt) and IntelliJ
...s using a Remote Debug configuration. Note that the upper 3 fields in this form, while scary, are just for you to copy text out of, rather than into (they're giving the verbose debugging incantation specified above, which -jvm-debug already takes care of for you) - the only configuration you can cha...
What is the difference between 0.0.0.0, 127.0.0.1 and localhost?
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
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Spring MVC: How to perform validation?
I would like to know what is the cleanest and best way to perform form validation of user inputs. I have seen some developers implement org.springframework.validation.Validator . A question about that: I saw it validates a class. Does the class have to be filled manually with the values from the us...
Polymorphism vs Overriding vs Overloading
...
Polymorphism means more than one form, same object performing different operations according to the requirement.
Polymorphism can be achieved by using two ways, those are
Method overriding
Method overloading
Method overloading means writing two or more ...
Looking for files NOT owned by someone
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$window.unbind('scroll', onScroll);
}
};
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Why does sudo change the PATH?
...e set for the command may also be passed on
the command line in the form of VAR=value, e.g.
LD_LIBRARY_PATH=/usr/local/pkg/lib. Variables passed on the command
line are subject to the same restrictions as normal environment vari-
ables with one important exception. If t...