大约有 47,000 项符合查询结果(耗时:0.0850秒) [XML]

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Using cURL with a username and password?

... Use the -u flag to include a username, and curl will prompt for a password: curl -u username http://example.com You can also include the password in the command, but then your password will be visible in bash history: curl -u username:password http://example.c...
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Regular expression to match URLs in Java

...fully within RegexBuddy. However, when I copied it as Java String flavor and pasted it into Java code, it does not work. The following class prints false : ...
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How can I scan barcodes on iOS?

How can I simply scan barcodes on iPhone and/or iPad? 19 Answers 19 ...
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importing pyspark in python shell

... Turns out that the pyspark bin is LOADING python and automatically loading the correct library paths. Check out $SPARK_HOME/bin/pyspark : # Add the PySpark classes to the Python path: export PYTHONPATH=$SPARK_HOME/python/:$PYTHONPATH I added this line to my .bashrc file...
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mongo group query how to keep fields

... @Juliomac, I believe if your desired output is $max/$min and keeping fields that are not in the $group _id, you can $sort before with the desired field then group and use $first or $last operators on any field. When accumulating, the idea to include other fields (which are accumula...
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Where to learn about VS debugger 'magic names'

...ou probably noticed that the C# compiler generates types, methods, fields, and local variables, that deserve 'special' display by the debugger. For instance, local variables beginning with 'CS$' are not displayed to the user. There are other special naming conventions for closure types of anonymous ...
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What is the performance of Objects/Arrays in JavaScript? (specifically for Google V8)

Performance associated with Arrays and Objects in JavaScript (especially Google V8) would be very interesting to document. I find no comprehensive article on this topic anywhere on the Internet. ...
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Creating an empty list in Python

... Why does list('') give [] instead of ['']? – Chris_Rands Sep 20 '18 at 10:18 This is because this func make list from...
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Appropriate hashbang for Node.js scripts

...ll work in multiple environments. Particularly for me, I'm switching back and forth between OS X and Ubuntu. In the former, Node is installed as node , but in the latter it is nodejs . At the top of my script, I can have: ...
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How to search DOM elements using XPath or CSS selectors in Chrome Developer Tools?

...ntext) This allows you to select a particular iframe content, for example, and run an xpath query against it. So for the first iframe: myframe = document.getElementsByTagName("iframe")[0].contentWindow.document.body; #to xpath query that iframe for table cells: $x("//td",myframe); ...