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Separators for Navigation

...e image to every list item that follows another list item - in other words all of them but the first. NB. Be aware the adjacent selector (li + li) doesn't work in IE6, so you will have to just add the background image to the conventional li (with a conditional stylesheet) and perhaps apply a negati...
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mongodb find by multiple array items

...o find documents where words contains both elements (text and here) using $all: db.things.find({ words: { $all: ["text", "here"] }}); or either of them (text or here) using $in: db.things.find({ words: { $in: ["text", "here"] }}); ...
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How to convert String to Long in Kotlin?

...tlin, you don't need to worry about where or why, just know in Kotlin that all String have an extension function toLong() as well as toInt() and others. You can use these. Maybe @ilya can update this answer to current Kotlin (remove jet.String reference.) – Jayson Minard ...
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Adjust width and height of iframe to fit with content in it

...'iFrame1' ); resizeIFrameToFitContent( iFrame ); // or, to resize all iframes: var iframes = document.querySelectorAll("iframe"); for( var i = 0; i < iframes.length; i++) { resizeIFrameToFitContent( iframes[i] ); } } ); </script> <iframe src="usagelogs/defa...
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Reset select2 value and show placeholder

... placeholder: "Select a customer", initSelection: function(element, callback) { } }); To reset the select2 $("#customers_select").select2("val", ""); share | improve...
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How to list empty folders in linux

In Linux how do I check all folders in a directory and output the name of all directories that are empty to a list. 1 Answe...
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How to run a single test with Mocha?

...sts. Is that possible to run a specific test (or set of tests) rather than all the tests in the file? 12 Answers ...
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How to execute a JavaScript function when I have its name as a string

...cript as a string. How do I convert that into a function pointer so I can call it later? 34 Answers ...
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What is the difference between float and double?

...i.e. using one or the other does not seem to affect the results. Is this really the case? When are floats and doubles interchangeable? What are the differences between them? ...
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How to choose the right bean scope?

...s as long as you're interacting with the same JSF view by postbacks which call action methods returning null/void without any navigation/redirect. A @FlowScoped bean lives as long as you're navigating through the specified collection of views registered in the flow configuration file. A @SessionScop...