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How can I randomize the lines in a file using standard tools on Red Hat Linux?
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I'm usually a Perl fan, but came across this ruby example which has the benefit of being shorter: ruby -e 'puts STDIN.readlines.shuffle'. It would need testing on big inputs to see if the speed is comparable. (also works on OS X)
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How do I get a file name from a full path with PHP?
...ray with the parts of the path. Or for the case here, you can just specifically ask for the filename. So pathinfo('/var/www/html/index.php', PATHINFO_FILENAME) should return 'index.php' PHP Pathinfo documentation
– OnethingSimple
Apr 19 '15 at 13:54
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Adding an onclick function to go to url in JavaScript?
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@FayazMd not sure what you're trying to do? Usually if it's JavaScript inside the DOM (currenty inside DOM's element a) as a web page you can not control JS behaviour on the next page (where you're redirecting the browser page). When user leaves the page it's done. Unle...
Co-variant array conversion from x to y may cause run-time exception
...js[0] = new Foo(); // again legal, with runtime exception
In C#, you are allowed to reference an array of objects (in your case, LinkLabels) as an array of a base type (in this case, as an array of Controls). It is also compile time legal to assign another object that is a Control to the array. Th...
Understanding PrimeFaces process/update and JSF f:ajax execute/render attributes
...and updating the model values (EditableValueHolder components only) and finally invoke the queued ActionEvent (ActionSource components only). JSF will skip processing of all other components which are not covered by process attribute. Also, components whose rendered attribute evaluates to false duri...
How to get the size of a JavaScript object?
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Anyone who landed here looking for the smallest type for the purposes of false/true, it seems to be undefined/null.
– zupa
Jan 24 '13 at 16:32
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Difference between socket and websocket?
...kets are different than websockets . It seems like they're only conceptually similar.
5 Answers
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Logger slf4j advantages of formatting with {} instead of string concatenation
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It is about string concatenation performance. It's potentially significant if your have dense logging statements.
(Prior to SLF4J 1.7) But only two parameters are possible
Because the vast majority of logging statements have 2 or fewer parameters, so SLF4J API up to version 1....
In Go's http package, how do I get the query string on a POST request?
...ooking for is the POST data as submitted by an HTML form, then this is (usually) a key-value pair in the request body. You're correct in your answer that you can call ParseForm() and then use req.Form field to get the map of key-value pairs, but you can also call FormValue(key) to get the value of a...
PHP DOMDocument loadHTML not encoding UTF-8 correctly
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echo $dom->saveHTML();
This is not a great workaround, but since not all characters can be represented in ISO-8859-1 (like these katana), it's the safest alternative.
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