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Sass combining parent using ampersand (&) with type selectors

... As Kumar points out, this has been possible since Sass 3.3.0.rc.1 (Maptastic Maple). The @at-root directive causes one or more rules to be emitted at the root of the document, rather than being nested beneath their parent selector...
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Why use pointers? [closed]

...this is a really basic question, but I've just started with some basic C++ programming after coding a few projects with high-level languages. ...
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Python, compute list difference

In Python, what is the best way to compute the difference between two lists? 14 Answers ...
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Quick unix command to display specific lines in the middle of a file?

...sue with a server and my only log file is a 20GB log file (with no timestamps even! Why do people use System.out.println() as logging? In production?!) ...
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Does Java support default parameter values?

...found is how Java handles it (that is, with overloading instead of default parameters). For constructors, See Effective Java: Programming Language Guide's Item 1 tip (Consider static factory methods instead of constructors) if the overloading is getting complicated. For other methods, renaming some...
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What is the most efficient way of finding all the factors of a number in Python?

Can someone explain to me an efficient way of finding all the factors of a number in Python (2.7)? 22 Answers ...
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How do you implement a class in C? [closed]

Assuming I have to use C (no C++ or object oriented compilers) and I don't have dynamic memory allocation, what are some techniques I can use to implement a class, or a good approximation of a class? Is it always a good idea to isolate the "class" to a separate file? Assume that we can preallocate t...
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How to join two JavaScript Objects, without using JQUERY [duplicate]

...should have all the values from obj2 and the values from obj1 which is not present in obj2. 6 Answers ...
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Inspect attached event handlers for any DOM element

... onclick="handler"> can be retrieved trivially from the element.onclick property from script or in-debugger. Event handlers attached using DOM Level 2 Events addEventListener methods and IE's attachEvent cannot currently be retrieved from script at all. DOM Level 3 once proposed element.eventLis...
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A better similarity ranking algorithm for variable length strings

...White of Catalysoft wrote an article about a very clever algorithm that compares adjacent character pairs that works really well for my purposes: http://www.catalysoft.com/articles/StrikeAMatch.html Simon has a Java version of the algorithm and below I wrote a PL/Ruby version of it (taken from the...