大约有 16,000 项符合查询结果(耗时:0.0251秒) [XML]

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Changing the selected option of an HTML Select element

...ainst a Javascript var . If one matches, I want to set the selected attribute of that option. How would I do that? 11 An...
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Prevent any form of page refresh using jQuery/Javascript

... #1 can be implemented via window.onbeforeunload. For example: <script type="text/javascript"> window.onbeforeunload = function() { return "Dude, are you sure you want to leave? Think of the kittens!"; } &lt...
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How to get the client IP address in PHP [duplicate]

...ontains the real IP address of the connecting party. That is the most reliable value you can find. However, they can be behind a proxy server in which case the proxy may have set the $_SERVER['HTTP_X_FORWARDED_FOR'], but this value is easily spoofed. For example, it can be set by someone without a...
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GitHub: How to make a fork of public repository private?

How can I fork a public repository, but make my fork private? I do have the subscription to support private repositories. 6...
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“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed

... Use ldd (man ldd) to show shared library dependencies. Running this on libqxcb.so .../platforms$ ldd libqxcb.so shows that xcb depends on libQt5DBus.so.5 in addition to libQt5Core.so.5 and libQt5Gui.so.5 (and many other system libs). Add libQt5DBus.so.5 to...
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Abstract methods in Python [duplicate]

I am having trouble in using inheritance with Python. While the concept seems too easy for me in Java yet up till now I have been unable to understand in Python which is surprising to me at least. ...
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In CoffeeScript how do you append a value to an Array?

What is the prescribed way to append a value to an Array in CoffeeScript? I've checked the PragProg CoffeeScript book but it only discusses creating, slicing and splicing, and iterating, but not appending. ...
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Why does C# disallow readonly local variables?

Having a friendly debate with a co-worker about this. We have some thoughts about this, but wondering what the SO crowd thinks about this? ...
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How can I pretty-print JSON in a shell script?

Is there a (Unix) shell script to format JSON in human-readable form? 55 Answers 55 ...
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How can I get the current network interface throughput statistics on Linux/UNIX? [closed]

Tools such as MRTG provide network throughput / bandwidth graphs for the current network utilisation on specific interfaces, such as eth0. How can I return that information at the command line on Linux/UNIX? ...