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List distinct values in a vector in R
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Do you mean unique:
R> x = c(1,1,2,3,4,4,4)
R> x
[1] 1 1 2 3 4 4 4
R> unique(x)
[1] 1 2 3 4
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Accessing outside variable using anonymous function as params
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XaerxessXaerxess
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Case in Select Statement
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NuNn DaDdYNuNn DaDdY
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How do I get the localhost name in PowerShell?
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StrelokStrelok
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Float right and position absolute doesn't work together
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edited Jul 4 '12 at 18:08
answered Jul 4 '12 at 18:00
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Python Flask Intentional Empty Response
...HTTP server must return something. The HTTP 'empty response' response is 204 No Content:
return ('', 204)
Note that returning a file to the browser is not an empty response, just different from a HTML response.
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Print all but the first three columns
...tion that does not add extra leading or trailing whitespace:
awk '{ for(i=4; i<NF; i++) printf "%s",$i OFS; if(NF) printf "%s",$NF; printf ORS}'
### Example ###
$ echo '1 2 3 4 5 6 7' |
awk '{for(i=4;i<NF;i++)printf"%s",$i OFS;if(NF)printf"%s",$NF;printf ORS}' |
tr ' ' '-'
4-5-6-7
Sudo...
No startswith,endswith functions in Go?
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edited Nov 6 '12 at 4:05
answered Nov 6 '12 at 3:49
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Inline code highlighting in reStructuredText
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Having looked into this some more I stumbled upon the document reStructuredText Interpreted Text...
How do I apply a perspective transform to a UIView?
...ere, is to directly access one of the matrix cells of the CATransform3D (m34). Matrix math has never been my thing, so I can't explain exactly why this works, but it does. You'll need to set this value to a negative fraction for your initial transform, then apply your layer rotation transforms to ...