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Why do browsers match CSS selectors from right to left?
...match that selector.
If you only had one selector and only one element to compare against that selector, then left-to-right makes more sense in some cases. But that's decidedly not the browser's situation. The browser is trying to render Gmail or whatever and has the one <span> it's trying ...
Detect a finger swipe through JavaScript on the iPhone and Android
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How to find indices of all occurrences of one string in another in JavaScript?
...xOf, so you're back to where you started. As pointed out by Wrikken in the comments, to do this for the general case with regular expressions you would need to escape special regex characters, at which point I think the regex solution becomes more of a headache than it's worth.
function getIndi...
How do I create multiple submit buttons for the same form in Rails?
...%>
This will output:
<input type="submit" value="A" id=".." name="commit" />
<input type="submit" value="B" id=".." name="commit" />
Inside your controller, the submitted button's value will be identified by the parameter commit. Check the value to do the required processing:
de...
How to Generate unique file names in C#
...nefit to me is that this generates a shorter and "nicer looking" filename, compared to GUIDs.
Please note that in some cases (e.g. when generating a lot of random names in a very short time), this might make non-unique values.
Stick to GUIDs if you want to make really sure that the file names are ...
Creating an iframe with given HTML dynamically
...so this answer your question it's important to note that this approach has compatibility issues with some browsers, please see the answer of @mschr for a cross-browser solution.
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What's the most concise way to read query parameters in AngularJS?
...troller. Here's an example from the docs:
// Given:
// URL: http://server.com/index.html#/Chapter/1/Section/2?search=moby
// Route: /Chapter/:chapterId/Section/:sectionId
//
// Then
$routeParams ==> {chapterId:1, sectionId:2, search:'moby'}
EDIT: You can also get and set query parameters with ...
MySQL, Check if a column exists in a table with SQL
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Number of days between two NSDates [duplicate]
...tartDate:&toDate
interval:NULL forDate:toDateTime];
NSDateComponents *difference = [calendar components:NSCalendarUnitDay
fromDate:fromDate toDate:toDate options:0];
return [difference day];
}
EDIT:
Fantastic solution above, here's Swift version below as an extension...
Inspect attached event handlers for any DOM element
...safari. I'll also link to a more popular discussion on this: stackoverflow.com/questions/446892/…
– Nickolay
Oct 18 '11 at 23:10
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