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What's “this” in JavaScript onclick?
... is a reference to the anchor element. At the other end, the function call then access member variables of the element through the parameter that was passed.
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Measuring function execution time in R
...
This is much more memory-efficient, then system.time(), which effectively copies its arguments. It is important when you are dealing with data that barely fit into your RAM.
– Adam Ryczkowski
Dec 15 '15 at 15:21
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Scroll back to the top of scrollable div
...ongtext is loaded in the container div and am looking at the middle of it, then swipe to the new variableLongtext, it will show up in container, but we will not be looking at the top of the it, it will already be scrolled down a bit.
– imhere
May 24 '12 at 20:0...
Unable to load Private Key. (PEM routines:PEM_read_bio:no start line:pem_lib.c:648:Expecting: ANY PR
...n the key file in Notepad++ and verify the encoding. If it says UTF-8-BOM then change it to UTF-8. Save the file and try again.
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In a javascript array, how do I get the last 5 elements, excluding the first element?
...ucturing assignment for array to get first and remaining rest elements and then I'll take last five of the rest with slice method:
const cutOffFirstAndLastFive = (array) => {
const [first, ...rest] = array;
return rest.slice(-5);
}
cutOffFirstAndLastFive([1, 55, 77, 88]);
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character showing up in files. How to remove them?
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@mpettis That's not a BOM then, but a BOM with the bytes reversed. It could happen on any platform, if you convert UTF-16 to UTF-8 and get the byte-order wrong (even though the purpose of the BOM is to prevent that error!)
– trip...
Can I target all tags with a single selector?
...g elements.
h1, h2, h3,
h4, h5, h6 {
@extend %headings !optional;
}
Then I can target all headings like I would target any single class, for example:
.element > %headings {
color: red;
}
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Bootstrap select dropdown list placeholder
...lected hidden>Select...</option>
when using required + value="" then user can not select it
using hidden will make it hidden from the options list, when the user open the options box
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What does jquery $ actually return?
...element, you can wrap it to be a jquery object, by calling $(originalEle),
then you can call jquery methods on the wrapped object.
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Java: How to Indent XML Generated by Transformer
... @lapo if your provider is xalan (which it probably is if this works), then it's available as org.apache.xml.serializer.OutputPropertiesFactory.S_KEY_INDENT_AMOUNT
– OrangeDog
May 14 '19 at 17:10
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