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Vertically centering a div inside another div [duplicate]

...align-items: center; } Demo More examples & possibilities: Compare all the methods on one pages share | improve this answer | follow | ...
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Can we have functions inside functions in C++?

...rm of a lambda: int main() { // This declares a lambda, which can be called just like a function auto print_message = [](std::string message) { std::cout << message << "\n"; }; // Prints "Hello!" 10 times for(int i = 0; i < 10; i++) { print...
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Get average color of image via Javascript

...dd img.crossOrigin = ''; before setting the src attribute. Found on: coderwall.com/p/pa-2uw – mhu Jan 22 '14 at 22:27 ...
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Error: The processing instruction target matching “[xX][mM][lL]” is not allowed

...ng error The processing instruction target matching "[xX][mM][lL]" is not allowed. when an XML declaration is encountered anywhere other than at the top of an XML file. This is a valid diagnostic message; other XML parsers should issue a similar error message in this situation. To correct the p...
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How to have multiple CSS transitions on an element?

... Transition properties are comma delimited in all browsers that support transitions: .nav a { transition: color .2s, text-shadow .2s; } ease is the default timing function, so you don't have to specify it. If you really want linear, you will need to specify it: tra...
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How to select rows with one or more nulls from a pandas DataFrame without listing columns explicitly

... @vishal I think all you would need to do is add loc like this; df.loc[df.isnull().any(axis=1)] – James Draper Sep 17 '18 at 17:41 ...
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How to format a phone number with jQuery

...nts within input fields. jsfiddle.net/gUsUK – Zach Shallbetter May 29 '13 at 18:48 3 ...
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ipython notebook clear cell output in code

... Using the clear_output(wait=True) will generally make the result nicer if you have clear_output inside a loop. – Toke Faurby Jun 8 '17 at 23:49 1 ...
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HashSet vs. List performance

... lot of people are saying that once you get to the size where speed is actually a concern that HashSet<T> will always beat List<T>, but that depends on what you are doing. Let's say you have a List<T> that will only ever have on average 5 items in it. Over a large number of cycle...
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What do 'lazy' and 'greedy' mean in the context of regular expressions?

...xr, a great tool that will help you explore Regular Expressions - I use it all the time. share | improve this answer | follow | ...