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How to obtain the start time and end time of a day?
...of the edge case issues you'll run into with time zones, daylight savings, etc. that a time library like Joda will take care of for you.
– Edward Anderson
Jul 13 '15 at 19:06
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How to use ADB to send touch events to device using sendevent command?
...400, MonkeyDevice.DOWN_AND_UP)
You can also do a drag, start activies etc.
Have a look at the api for MonkeyDevice.
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mongodb count num of distinct values per field/key
...hie said is that if the grouping is done just "regular" field (string, int etc.) then you don't need the unwind step. Isn't it correct?
– guyarad
Oct 19 '17 at 10:00
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How does this JavaScript/jQuery syntax work: (function( window, undefined ) { })(window)?
...variable name. When it's not found, JavaScript goes through the next scope etc. until it filters through the global variables. So if the window variable is made local, JavaScript can look it up quicker.
Further information: Speed Up Your JavaScript - Nicholas C. Zakas
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What is the meaning of polyfills in HTML5?
...xes including PNG transparency, CSS styles/selectors, rendering bug fixes, etc." It's adding this functionality via javascript which the browser does not already support.
– Calvin Froedge
Aug 17 '11 at 2:35
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REST API - why use PUT DELETE POST GET?
...tandards like HTTP, MIME types, URI, RDF, linked data vocabs, hydra vocab, etc...
How to update a git clone --mirror?
...us Skog: Great. Thanks! Is this all? Do I need another commmand, like git fetch? Or git remote update alone will do it all?
– J. Bruni
May 27 '11 at 11:40
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What is the difference between a pseudo-class and a pseudo-element in CSS?
...or element (:hover)
Apply css when gets focus on an html element (:focus). etc.
We use pseudo-element when we need to apply css to the specific parts of an elements or a newly inserted content. Such as:
Apply the css to first letter or first line of an element (::first-letter)
Insert content bef...
Difference between 'python setup.py install' and 'pip install'
...es, like familiar package managers including: dpkg, apt, yum, urpmi, ports etc. Under the hood, it will run python setup.py install, but with specific options to control how and where things end up installed.
In summary: use pip.
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Best way for a 'forgot password' implementation? [closed]
...uch as the answer to a predefined security question or their date of birth etc. This extra level stops users receiving emails they didn't request.
Look up the user's account. Save a temporary password (usually a GUID) and timestamp against the account record. Send an email to the user containing the...