大约有 42,000 项符合查询结果(耗时:0.0443秒) [XML]

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find first sequence item that matches a criterion [duplicate]

What would be the most elegant and efficient way of finding/returning the first list item that matches a certain criterion? ...
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Run ssh and immediately execute command [duplicate]

I'm trying to find UNIX or bash command to run a command after connecting to an ssh server. For example: 3 Answers ...
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How to check if PHP array is associative or sequential?

... @ARW "PHP seems to cast everything to an int in an array definition if it can." - yep, that's exactly what happens. The biggest WTF is that it even does this to floats; if you try var_dump([1.2 => 'foo', 1.5 => 'bar']); you'll discover th...
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What exactly do “IB” and “UB” mean?

...by the compiler writers. An example of this is the result of a reinterpret_cast. usually, it simply changes the type of a pointer, without modifying the address, but the mapping is actually implementation-defined, so a compiler could map to a completely different address, as long as it documented th...
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Is there a wikipedia API just for retrieve content summary?

... @LaurynasG You can cast the object to an array and then grab it like this: $extract = current((array)$json_query->query->pages)->extract – MarcGuay Mar 15 '16 at 21:57 ...
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Download a file with Android, and showing the progress in a ProgressDialog

...t gets updated. For this I need a simple function that can download a file and show the current progress in a ProgressDialog . I know how to do the ProgressDialog , but I'm not sure how to display the current progress and how to download the file in the first place. ...
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How to find out if a file exists in C# / .NET?

...xists BUT caller lacks permission to read it. Is there a different way to handle this kind of situations and check whether a file exists even if the caller cannot read it? – ADTC Mar 5 '12 at 8:06 ...
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Adding the “Clear” Button to an iPhone UITextField

... Note that the question specifically asks about the 2.2 SDK, and notes that this option is available in Interface Builder in later versions. – Kristopher Johnson May 30 '14 at 16:03 ...
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Execute ssh with password authentication via windows command prompt

I need to execute ssh from windows command line by providing password in a non interactive manner. I could implement the key based authentication and able to execute the ssh commands just like ...
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How to get current date time in milliseconds in android [duplicate]

i am trying to save my file with name as current date and time in milliseconds. and while reading file i want to read latest one.Here is the code ...