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SPAN vs DIV (inline-block)

... According to the HTML spec, <span> is an inline element and <div> is a block element. Now that can be changed using the display CSS property but there is one issue: in terms of HTML validation, you can't put block elements inside inline elements so: <p>...<div>f...
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Save classifier to disk in scikit-learn

How do I save a trained Naive Bayes classifier to disk and use it to predict data? 6 Answers ...
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Width equal to content [duplicate]

...n use: #container p { clear:both; float:left; } (If you use float and need to clear after floated elements, see this link for different techniques: http://css-tricks.com/all-about-floats/) Demo: http://jsfiddle.net/CvJ3W/5/ Edit If you go for the solution with display:inline-block but w...
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Prevent automatic browser scroll on refresh

If you go to a page a and scroll around then refresh the page will refresh at the spot where you left it. This is great, however this also occurs on pages where there is a anchor location in the url. An example would be if you clicked on a link http://example.com/post/244#comment5 and refreshed th...
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How does facebook, gmail send the real time notification?

I have read some posts about this topic and the answers are comet, reverse ajax, http streaming, server push, etc. 5 Answer...
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Outputting data from unit test in python

...ery late answer for someone that, like me, comes here looking for a simple and quick answer. In Python 2.7 you could use an additional parameter msg to add information to the error message like this: self.assertEqual(f.bar(t2), 2, msg='{0}, {1}'.format(t1, t2)) Offical docs here ...
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Ideal way to cancel an executing AsyncTask

I am running remote audio-file-fetching and audio file playback operations in a background thread using AsyncTask . A Cancellable progress bar is shown for the time the fetch operation runs. ...
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How to rename with prefix/suffix?

... In Bash and zsh you can do this with Brace Expansion. This simply expands a list of items in braces. For example: # echo {vanilla,chocolate,strawberry}-ice-cream vanilla-ice-cream chocolate-ice-cream strawberry-ice-cream So you ...
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Is there a difference between single and double quotes in Java?

Is there a difference between single and double quotes in Java? 4 Answers 4 ...
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Stop Chrome Caching My JS Files

...iles every time so that it reloads it. Is there some sort of .htaccess command I can add or something to make it stop caching? ...