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Get nodes where child node contains an attribute
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edited May 16 '11 at 3:48
answered Sep 22 '09 at 1:07
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How to add to an existing hash in Ruby
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edited Sep 30 '14 at 15:07
answered Jul 28 '11 at 19:09
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How do I access command line arguments in Python?
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edited Aug 1 '16 at 20:36
yiwei
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answered Oct ...
mailto link multiple body lines
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edited May 23 '17 at 12:02
Community♦
111 silver badge
answered Apr 27 '12 at 19:04
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Add regression line equation and R^2 on graph
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234
+100
Here is...
Can an AJAX response set a cookie?
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253
Yes, you can set cookie in the AJAX request in the server-side code just as you'd do for a norma...
HTML.ActionLink vs Url.Action in ASP.NET Razor
...Html.ActionLink("link text", "someaction", "somecontroller", new { id = "123" }, null)
generates:
<a href="/somecontroller/someaction/123">link text</a>
and Url.Action("someaction", "somecontroller", new { id = "123" }) generates:
/somecontroller/someaction/123
There is also Html...
Sass - Converting Hex to RGBa for background opacity
... this would work just fine:
@mixin background-opacity($color, $opacity: 0.3) {
background: $color; /* The Fallback */
background: rgba($color, $opacity);
}
element {
@include background-opacity(#333, 0.5);
}
If you ever need to break the hex color into RGB components, though, you ca...
How do I read CSV data into a record array in NumPy?
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answered Aug 19 '10 at 6:34
AndrewAndrew
10.5k22 gold badges2323 silver badges1818 bronze badges
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Remove an entire column from a data.frame in R
...enome <- NULL
> head(Data)
chr region
1 chr1 CDS
2 chr1 exon
3 chr1 CDS
4 chr1 exon
5 chr1 CDS
6 chr1 exon
As pointed out in the comments, here are some other possibilities:
Data[2] <- NULL # Wojciech Sobala
Data[[2]] <- NULL # same as above
Data <- Data[,-2] ...