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Can I have multiple :before pseudo-elements for the same element?
...s the case with any other CSS property.
This behavior is described in the Selectors section of CSS2.1:
Pseudo-elements behave just like real elements in CSS with the exceptions described below and elsewhere.
This implies that selectors with pseudo-elements work just like selectors for normal ...
git log of a single revision
...grep='part_of_description' -p
where git log --grep='part_of_description' select the commits that contains 'part_of_description' and -p show the changeset of each commit
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How can I apply styles to multiple classes at once?
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although the selected answer is completely correct we can not guarantee that newbies will understand what it is doing. I would go with the one explained more. Since it is more of "how to fish" instead of "here is the fish".
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Using Node.js only vs. using Node.js with Apache/Nginx
...pared to using a proper static file web server (Node may also be faster in select scenarios, but this is unlikely to be the norm). On top of files serving more efficiently, you won't have to worry about handling eTags or cache control headers the way you would if you were servings things out of Node...
UML class diagram enum
...using ArgoEclipse or ArgoUML, there's a pulldown menu on the toolbar which selects among Datatype, Enumeration, Signal, etc that will allow you to create your own Enumerations. The compartment that normally contains Attributes can then be populated with EnumerationLiterals for the values of your en...
inserting characters at the start and end of a string
...want to insert other string somewhere else in existing string, you may use selection method below.
Calling character on second position:
>>> s = "0123456789"
>>> s[2]
'2'
Calling range with start and end position:
>>> s[4:6]
'45'
Calling part of a string before that...
How to go to an error using only the keyboard in Eclipse?
...+Q then press X. It will open the "Problems" window. Now use ↑ or ↓ to select the error/warning and press Enter to go to it.
I know it isn't simple as Crtl+. but it works for a whole project.
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How to search DOM elements using XPath or CSS selectors in Chrome Developer Tools?
...ogle.com/chrome/devtools/docs/elements.html says it supports XPath or CSS selectors, but when I tried, didn't seem to work for me.
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Is it possible to use jQuery to read meta tags
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For select twitter meta name , you can add a data attribute.
example :
meta name="twitter:card" data-twitterCard="" content=""
$('[data-twitterCard]').attr('content');
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what is the most efficient way of counting occurrences in pandas?
...].astype('str').stack().value_counts().sum() which equates to setting each selected column to str type, stacking all individual columns on top, forming basically one column and then doing the value_counts() and sum() on that one column. :) Stack is pretty useful, it might not be the most obvious cho...