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How to rename a single column in a data.frame?
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354
colnames(trSamp)[2] <- "newname2"
attempts to set the second column's name. Your object o...
How can I handle R CMD check “no visible binding for global variable” notes when my ggplot2 syntax i
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45
Have you tried with aes_string instead of aes? This should work, although I haven't tried it:
a...
Generate JSON string from NSDictionary in iOS
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Itachi
4,41522 gold badges2828 silver badges6060 bronze badges
answered Nov 28 '13 at 9:30
Ben ClaytonBen Clayto...
plot a circle with pyplot
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205
You need to add it to an axes. A Circle is a subclass of an Artist, and an axes has an add_artis...
MySQL: Insert record if not exists in table
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515
I'm not actually suggesting that you do this, as the UNIQUE index as suggested by Piskvor and ...
Prevent automatic browser scroll on refresh
...mple would be if you clicked on a link http://example.com/post/244#comment5 and refreshed the page after looking around you would not be at the anchor and the page jumps around. Is there any way to prevent this with javascript? So that no-matter-what you would always navigate to the anchor.
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Is there a tool to convert JavaScript files to TypeScript [closed]
... correct in JavaScript, but creates an error in TypeScript:
var data={x:5, y:6};
data.z=5;
You can get the dynamic behaviour of JavaScript by declaring data as "ambient"
var data:any={x:5, y:6};
data.z=5;
Now this will work in TypeScript, too. Nevertheless you can change the extension of a ....
How to join int[] to a character separated string in .NET?
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var ints = new int[] {1, 2, 3, 4, 5};
var result = string.Join(",", ints.Select(x => x.ToString()).ToArray());
Console.WriteLine(result); // prints "1,2,3,4,5"
EDIT: As of (at least) .NET 4.5,
var result = string.Join(",", ints.Select(x => x.ToStrin...
How to handle many-to-many relationships in a RESTful API?
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Donal FellowsDonal Fellows
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ad...
How to send an email using PHP?
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answered Mar 17 '11 at 5:39
Muthu KumaranMuthu Kumaran
16.1k55 gold badges4040 silver badges6565 bronze badges
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