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How do I create test and train samples from one dataframe with pandas?
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Btw, it does return a Pandas Dataframe now (just tested on Sklearn 0.16.1)
– Julien Marrec
Jul 8 '15 at 10:30
12
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Detect enter press in JTextField
...d textField = new JTextField(10);
textField.addActionListener( action );
Now the event is fired when the Enter key is used.
Also, an added benefit is that you can share the listener with a button even if you don't want to make the button a default button.
JButton button = new JButton("Do Someth...
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 publicfunction...
Error 5 : Access Denied when starting windows service
... is that, most services are run as LOCAL SERVICE or LOCAL SYSTEM accounts. Now when you run C:/my-admin-dir/service.exe with those accounts but they are not allowed to execute anything in that directory, you will get error 5. So locate the executable of the service, RMB the directory -> Propertie...
git: Switch branch and ignore any changes without committing
...bsentmindedly made minor changes to the code that are not worth keeping. I now want to change branches, but git gives me,
1...
Convert NSArray to NSString in Objective-C
...rWords = [myString componentsSeparatedByString:@" "];
// yourWords is now: [@"This", @"is", @"a", @"test", @"string"]
if you need to split on a set of several different characters, use NSString’s componentsSeparatedByCharactersInSet:
NSString *yourString = @"Foo-bar/iOS-Blog";
NSArray *you...
Hidden features of mod_rewrite
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Dude, totally the best article on the internet now on mod rewrite. I hate that thing. Im a lighttpd heretic because of how much i hate mod_rewrite.
– Kent Fredric
Nov 13 '08 at 1:20
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Javascript array search and remove string?
...'B', 'C', 'B'];
t.splice(t.indexOf('B'), 1); // will return ['B'] and t is now equal to ['A', 'C', 'B']
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await vs Task.Wait - Deadlock?
...anks @MarcGravell. Can you please remove your deletion vote for the answer now?
– Ayushmati
Dec 6 '18 at 15:03
"Can yo...
setImmediate vs. nextTick
...rying to break up a long running, CPU-bound job using recursion, you would now want to use setImmediate rather than process.nextTick to queue the next iteration as otherwise any I/O event callbacks wouldn't get the chance to run between iterations.
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