大约有 41,731 项符合查询结果（耗时：0.0567秒） [XML]
How to execute shell command in Javascript
I want to write a JavaScript function which will execute the system shell commands ( ls for example) and return the value.
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Detect when browser receives file download
I have a page that allows the user to download a dynamically-generated file. It takes a long time to generate, so I'd like to show a "waiting" indicator. The problem is, I can't figure out how to detect when the browser has received the file, so I can hide the indicator.
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What are the implications of using “!important” in CSS? [duplicate]
I've been working on a website for a few months, and a lot of times when I've been trying to edit something, I have to use !important , for example :
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How to use “/” (directory separator) in both Linux and Windows in Python?
I have written a code in python which uses / to make a particular file in a folder, if I want to use the code in windows it will not work, is there a way by which I can use the code in Windows and Linux.
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throws Exception in finally blocks
Is there an elegant way to handle exceptions that are thrown in finally block?
15 Answers
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Python syntax for “if a or b or c but not all of them”
I have a python script that can receive either zero or three command line arguments. (Either it runs on default behavior or needs all three values specified.)
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How to detect if a function is called as constructor?
Given a function:
21 Answers
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Expand a div to fill the remaining width
I want a two-column div layout, where each one can have variable width e.g.
21 Answers
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Is it possible to implement a Python for range loop without an iterator variable?
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14 Answers
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Where could I buy a valid SSL certificate? [closed]
I need to have a valid SSL certificate, by valid I mean not self signed. I don't want my customers to have to deal with the 'exception'.
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