大约有 47,000 项符合查询结果(耗时:0.0535秒) [XML]

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Find the host name and port using PSQL commands

... SELECT * FROM pg_settings WHERE name = 'port'; share | improve this answer | follow ...
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Installing SciPy with pip

...://new.scipy.org/Wiki/Download All is not lost, however; pip can install from Subversion (SVN), Git, Mercurial, and Bazaar repositories. SciPy uses SVN: pip install svn+http://svn.scipy.org/svn/scipy/trunk/#egg=scipy Update (12-2012): pip install git+https://github.com/scipy/scipy.git Since ...
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How to grep a string in a directory and all its subdirectories? [duplicate]

How to grep a string or a text in a directory and all its subdirectories'files in LINUX ?? 2 Answers ...
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Is there a way to use shell_exec without waiting for the command to complete?

... This will execute a command and disconnect from the running process. Of course, it can be any command you want. But for a test, you can create a php file with a sleep(20) command it. exec("nohup /usr/bin/php -f sleep.php > /dev/null 2>&1 &"); ...
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Multi-statement Table Valued Function vs Inline Table Valued Function

...statement table valued function (MSTVF) even if they both simply execute a SELECT statement. SQL Server will treat an ITVF somewhat like a VIEW in that it will calculate an execution plan using the latest statistics on the tables in question. A MSTVF is equivalent to stuffing the entire contents of ...
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Imply bit with constant 1 or 0 in SQL Server

Is it possible to express 1 or 0 as a bit when used as a field value in a select statement? 8 Answers ...
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What does $_ mean in PowerShell?

...dItem | Add-Member -Type NoteProperty -Name Bar -Value $_.Name -PassThru | Select Bar ... Well, it can work if you have a $_ in the scope where you're executing that pipeline. But that's very different from what you usually mean when trying to write something like that. – Joey ...
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What does jquery $ actually return?

... From Rick Strahl's description: The jQuery Object: The Wrapped Set: Selectors return a jQuery object known as the "wrapped set," which is an array-like structure that contains all the selected DOM elements. You can iterate over the wrapped set like an array or access individual elem...
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Auto start node.js server on boot

...alling a node express app as a service, and it's running (I get the output from the console.log calls in the *.out.log file), but when I try to get a response from the server via my web browser, I just get a 404 back. – sanderd17 Oct 21 '16 at 10:53 ...
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Is it possible to disable the network in iOS Simulator?

...sistent behaviour I am seeing in an application that gets its primary data from the internet. I don't see the issues in the simulator, just on the device, so I'd like to reproduce the network and connectivity environment in the simulator. ...