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I want to get the type of a variable at runtime
I want to get the type of a variable at runtime.
How do I do this?
4 Answers
4
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Default behavior of “git push” without a branch specified
...ion:
push.default
Defines the action git push should take if no refspec is given on the command line, no refspec is configured in the remote, and no refspec is implied by any of the options given on the command line. Possible values are:
nothing: do not push anything
matching: push all matching...
What is a practical use for a closure in JavaScript?
... privatefunction();
}
}
})();
As you can see there, a is now an object, with a method publicfunction ( a.publicfunction() ) which calls privatefunction, which only exists inside the closure. You can NOT call privatefunction directly (i.e. a.privatefunction() ), just publicfunct...
Checking for an empty field with MySQL
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edited Feb 24 '10 at 15:30
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ASP.NET MVC Performance
I found some wild remarks that ASP.NET MVC is 30x faster than ASP.NET WebForms. What real performance difference is there, has this been measured and what are the performance benefits.
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Catch multiple exceptions in one line (except block)
... from the variable with a comma will still work in Python 2.6 and 2.7, but is now deprecated and does not work in Python 3; now you should be using as.
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Difference between app.all('*') and app.use('/')
Is there a useful difference between app.all('*', ... ) and app.use('/', ...) in Node.JS Express?
7 Answers
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How to check if a string starts with a specified string? [duplicate]
I'm trying to check if a string starts with http . How can I do this check?
6 Answers
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What does 'synchronized' mean?
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The synchronized keyword is all about different threads reading and writing to the same variables, objects and resources. This is not a trivial topic in Java, but here is a quote from Sun:
synchronized methods enable a simple
strategy for prev...
The Use of Multiple JFrames: Good or Bad Practice? [closed]
I'm developing an application which displays images, and plays sounds from a database. I'm trying to decide whether or not to use a separate JFrame to add images to the database from the GUI.
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