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Bootstrap dropdown sub menu missing

...web right now, especially the mobile web. They will be removed with 3.0" - https://github.com/twbs/bootstrap/pull/6342 But, with a little extra CSS you can get the same functionality. Bootstrap 4 (navbar submenu on hover) .navbar-nav li:hover > ul.dropdown-menu { display: block; } .dropdo...
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What's the “average” requests per second for a production web application?

...ill need to test with live DB. DB may be our bottleneck and bring us back down unless we switch to nosql). – Dean Hiller Jun 6 at 0:28 ...
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How to make PowerShell tab completion work like Bash

...istory to get auto suggestion. Refer to the YouTube video for more details https://youtu.be/I0iIZe0dUNw share | improve this answer | follow | ...
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Can I mask an input text in a bat file?

...:: Hidden.cmd ::Tom Lavedas, 02/05/2013, 02/20/2013 ::Carlos, 02/22/2013 ::https://groups.google.com/forum/#!topic/alt.msdos.batch.nt/f7mb_f99lYI @Echo Off :HInput SetLocal EnableExtensions EnableDelayedExpansion Set "FILE=%Temp%.\T" Set "FILE=.\T" Keys List >"%File%" Set /P "=Hidden text endin...
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What's the difference between getRequestURI and getPathInfo methods in HttpServletRequest?

...string "/foo/path/to/resource" as expected, but getPathInfo() for the same HttpServletRequest object gives me null. What in the world is going on? EDIT: It is answered below by the user "30thh". – anddero Mar 14 '19 at 17:35 ...
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What's the difference between findAndModify and update in MongoDB?

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What is a Lambda?

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Why is there no GIL in the Java Virtual Machine? Why does Python need one so bad?

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When should I use the Visitor Design Pattern? [closed]

..., someVisitor ): someVisitor.arrivedAt( self ) someVisitor.down() for c in self.children: c.visit( someVisitor ) someVisitor.up() The visit method applies a Visitor object to each node in the structure. In this case, it's a top-down visitor. You can ch...
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How to “perfectly” override a dict?

...AaronHall that was made 10 times easier. class CIstr(unicode): """See https://stackoverflow.com/a/43122305/281545, especially for inlines""" __slots__ = () # does make a difference in memory performance #--Hash/Compare def __hash__(self): return hash(self.lower()) def _...