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How to get row from R data.frame
...,]==y
#> A B C
#> 1 TRUE TRUE TRUE
Created on 2020-08-06 by the reprex package (v0.3.0)
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Testing if jQueryUI has loaded
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You can check if jQuery UI is loaded or not by many ways such as:
if (typeof jQuery.ui == 'undefined') {
// jQuery UI IS NOT loaded, do stuff here.
}
OR
if (typeof jQuery.ui != 'function') {
// jQuery UI IS NOT loaded, do stuff here.
}
OR
if (jQuery.ui) {...
How to change a git submodule to point to a subfolder?
... Typically it's when you try and keep your feature branch current by merging in things from a mainline branch where everyone is merging their latest changes. This is bad because it ties your branch to others' work. If the product requires your branch but not one of the other ones already in...
RSpec: how to test if a method was called?
...ts. Spies are an alternate type of test double that support this
pattern by allowing you to expect that a message has been received after the fact, using
have_received.
# arrange.
invitation = spy('invitation')
# act.
invitation.deliver("foo@example.com")
# assert.
expect(invitation).to have...
How do I set the rounded corner radius of a color drawable using xml?
...ember to add padding for the start and end so the text doesn't get crowded by the rounded edge
– RowanPD
Jun 4 '17 at 15:49
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What does the filter parameter to createScaledBitmap do?
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A quick dig through the SKIA source-code indicates that (at least by default) the FILTER flag causes it to do a straightforward bilinear interpolation. Check Wikipedia or your favorite graphics reference to see what the expected consequences are. Traditionally, you want to do bilinear or ...
Check if class already assigned before adding
...the accepted answer with a little added detail.
You're trying to optimise by avoiding an unnecessary check, in this regard here are factors you must be aware of:
it's not possible to have duplicate class names in the class attribute by means of manipulating a DOM element via JavaScript. If you ha...
How to do a scatter plot with empty circles in Python?
...s to draw empty circles around some of the colored disks already plotted by scatter() , so as to highlight them, ideally without having to redraw the colored circles.
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CSS attribute selector does not work a href
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Search for selection in vim
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You cannot by default unless you put into vimrc the mapping from the page..
– Ayrat
Oct 26 '16 at 6:39
add a co...