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How to sum array of numbers in Ruby?
... array.map(&:price).inject(0, :+) is a bit safer. It makes sure that if you have an empty list you get 0 instead of nil.
– johnf
Oct 4 '11 at 9:21
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Where/How to getIntent().getExtras() in an Android Fragment? [duplicate]
...pt, and you'll see this in several of the API demos too. Although this specific example is given for API 3.0+ fragments, the same flow applies when using FragmentActivity and Fragment from the support library.
You first retrieve the intent extras as usual in your activity and pass them on as argume...
HTML.ActionLink method
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What's strange is if you miss out the last parameter, it appends for me ?Length=8 to the current action
– Chris S
Aug 19 '09 at 10:22
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How to find corresponding log files folder for a web site?
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ID: the webste unique identify, use for log files and trace files
– Julian89757
Oct 15 '18 at 8:14
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How to duplicate a whole line in Vim?
...t. For some reason though, I find hitting y twice is faster for me than SHIFT-y
– Mark Biek
Oct 6 '08 at 12:35
26
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Can I zip more than two lists together in Scala?
...s of arbitrary size, but the transpose function does exactly what you need if you don't mind getting a list of lists instead.
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Why is “int i = 2147483647 + 1;” OK, but “byte b = 127 + 1;” is not compilable?
...he kind String-to-integer, float-to-Time, ... Java does support coercions if they are, in a sense, non-loss (Java calls this "widening").
And no, the word "coercion" did not need correcting. It was chosen very deliberately and correctly at that. From the closest source to hand (Wikipedia) : "In ...
How to get innerHTML of DOMNode?
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A simplified version of Haim Evgi's answer:
<?php
function innerHTML(\DOMElement $element)
{
$doc = $element->ownerDocument;
$html = '';
foreach ($element->childNodes as $node) {
$html .= $doc->sa...
How to disable/enable select field using jQuery?
..."></script>
<script>
var update_pizza = function () {
if ($("#pizza").is(":checked")) {
$('#pizza_kind').prop('disabled', false);
}
else {
$('#pizza_kind').prop('disabled', 'disabled');
}
};
$(update_pizza);
$("#pizza").change(update_pizza);
<...
What is the difference between RDF and OWL? [closed]
...t of Semantic Web. I am finding it hard to understand what exactly is the difference between RDF and OWL. Is OWL an extension of RDF or these two are totally different technologies?
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