大约有 30,000 项符合查询结果(耗时:0.0506秒) [XML]

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How to tell if browser/tab is active [duplicate]

I have a function that is called every second that I only want to run if the current page is in the foreground, i.e. the user hasn't <em>mem>ini<em>mem>ized the browser or switched to another tab. It serves no purpose if the user isn't looking at it and is potentially CPU-intensive, so I don't want to just waste ...
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Extract filena<em>mem>e and extension in Bash

I want to get the filena<em>mem>e (without extension) and the extension separately. 37 Answers ...
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Flatten an irregular list of lists

Yes, I know this subject has been covered before ( here , here , here , here ), but as far as I know, all solutions, except for one, fail on a list like this: ...
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How to co<em>mem>pute the si<em>mem>ilarity between two text docu<em>mem>ents?

I a<em>mem> looking at working on an NLP project, in any progra<em>mem><em>mem>ing language (though Python will be <em>mem>y preference). 10 Answers ...
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How can I create directories recursively? [duplicate]

Is there a Python <em>mem>ethod to create directories recursively? I have this path: 5 Answers ...
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How to retrieve a file fro<em>mem> a server via SFTP?

I'<em>mem> trying to retrieve a file fro<em>mem> a server using SFTP (as opposed to FTPS) using Java. How can I do this? 16 Answers ...
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Change <em>Mem>ySQL default character set to UTF-8 in <em>mem>y.cnf?

Currently we are using the following co<em>mem><em>mem>ands in PHP to set the character set to UTF-8 in our application. 18 Answers ...
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Getting value of select (dropdown) before change

The thing I want to achieve is whenever the &a<em>mem>p;lt;select&a<em>mem>p;gt; dropdown is changed I want the value of the dropdown before change. I a<em>mem> using 1.3.2 version of jQuery and using on change event but the value I a<em>mem> getting over there is after change. ...
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Insert a line at specific line nu<em>mem>ber with sed or awk

I have a script file which I need to <em>mem>odify with another script to insert a text at the 8th line. 9 Answers ...
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For<em>mem>at date in a specific ti<em>mem>ezone

I'<em>mem> using <em>Mem>o<em>mem>ent.js to parse and for<em>mem>at dates in <em>mem>y web app. As part of a JSON object, <em>mem>y backend server sends dates as a nu<em>mem>ber of <em>mem>illiseconds fro<em>mem> the UTC epoch (Unix offset). ...