大约有 43,000 项符合查询结果(耗时:0.0538秒) [XML]

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How to get the mouse position without events (without moving the mouse)?

...u need with the stored position. The downside to this of course is that at least one initial movement of the mouse is required to have it work. As long as the cursor updates its position at least once, we are able to find its position regardless of whether it moves again. var cursor_x = -1; var curs...
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Chrome developer tools: View Console and Sources views in separate views/vertically tiled?

...s.applyStyleSheet method (sample code). /* If drawer has been expanded at least once AND it's still expanded */ #-webkit-web-inspector #main[style*="bottom"]:not([style*="bottom: 0"]) { width: 50%; bottom: 0 !important; } #-webkit-web-inspector #drawer[style*="height"]:not([style*="height:...
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Python - abs vs fabs

...change quite a bit and apparently abs() is quite a bit faster (>2x), at least on floats. – Peter Hansen Jan 3 '13 at 2:14 1 ...
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How do I enable gzip compression when using MVC3 on IIS7?

... At least in my experience this compresses everything BUT the output of MVC Controllers. They for some reason return HTML without any gzip compression. – Chris Moschini Jun 27 '14 at 18:48 ...
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Should I use pt or px?

...em to be incorrect. Contrary to intuition, in CSS the px is not pixels. At least, not in the simple physical sense. Read this article from the W3C, EM, PX, PT, CM, IN…, about how px is a "magical" unit invented for CSS. The meaning of px varies by hardware and resolution. (That article is fresh, ...
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Change navbar color in Twitter Bootstrap

... Setting background-image to 'none' seems to be the solution, at least for latest versions, where background-image has a specific gradient which retains the watery blue color, even when you custom specify a background-color. It's possible that the accepted answer for this question may have...
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if, elif, else statement issues in Bash

...ets need spaces is because they are just shortcuts for actual programs (at least the first bracket, the second one is just syntactic sugar as I understand it). To make sense of it, see the actual manpage for left bracket: $ man [ – Michael Johansen May 16 '17 a...
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Set operations (union, intersection) on Swift array?

... Note that, as of Swift 2.0 at least, you can pass an array as the argument to these functions. Thus, set1.union(array2) and set1.exclusiveOr(array2) are both legitimate, in addition to the forms shown above. – Michael Stern ...
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In Python, how does one catch warnings as if they were exceptions?

... You don't need the filterwarnings call in order to catch Warnings, at least in python 3. it just works. – naught101 Apr 3 '19 at 6:37 1 ...
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Get nodes where child node contains an attribute

...k[title/@lang = 'it'] This reads: get all book elements that have at least one title which has an attribute lang with a value of "it" You may find this helpful — it's an article entitled "XPath in Five Paragraphs" by Ronald Bourret. But in all honesty, //book[title[@lang='it']] and...