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Devise - How do I forbid certain users from signing in?

... the method is now called active_for_authentication? means that your method name should be active_for_authentication? instead of active?. – fotanus Feb 12 '14 at 1:07 ...
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What is the difference between an ordered and a sorted collection?

... An ordered collection means that the elements of the collection have a specific order. The order is independent of the value. A List is an example. A sorted collection means that not only does the collection have order, but the order depends on t...
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What does Visual Studio mean by normalize inconsistent line endings?

... What that usually means is that you have lines ending with something other than a carriage return/line feed pair. It often happens when you copy and paste from a web page into the code editor. Normalizing the line endings is just making sure ...
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Why can't C++ be parsed with a LR(1) parser?

...amples (see page 147 of the pdf). The example is: int(x), y, *const z; meaning int x; int y; int *const z; Compare to: int(x), y, new int; meaning (int(x)), (y), (new int)); (a comma-separated expression). The two token sequences have the same initial subsequence but different parse tr...
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What's the difference between “STL” and “C++ Standard Library”?

...There is a school of thought that says that everybody knows now that "STL" means the standard library, just as everybody now knows that "C++" is the ISO-standardised language. It also includes those who believe that it doesn't really matter as long as all parties understand what is being talked abo...
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Using git commit -a with vim

...ather dies, young Ellie (Jena Malone) tells the Universe, "CQ CQ CQ". That means, "Calling all stations." – cdunn2001 Jul 11 '16 at 17:23 add a comment  |  ...
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How can I obtain an 'unbalanced' grid of ggplots?

...a useful function! I think copy+paste may have failed you, though; did you mean for g1, g2, etc to all be p1? – joran Nov 13 '11 at 19:18 3 ...
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How to check if a given directory exists in Ruby

...tional logic. If no other logic needs to go in the method, I agree. By all means, just run directory? directly. – Emily Jul 7 '09 at 14:41 4 ...
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Node.js - Find home directory in platform agnostic way

... This is not a platform agnostic means. – Michael Oct 6 '16 at 0:34 wrapping...
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Javascript: get package.json data in gulpfile.js

....homepage UPDATE: Be aware that "require" will cache the read results - meaning you cannot require, write to the file, then require again and expect the results to be updated. share | improve thi...