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How to check if a user is logged in (how to properly use user.is_authenticated)?

...cated is now an attribute in Django 1.10. The method was removed in Django 2.0. For Django 1.9 and older: is_authenticated is a function. You should call it like if request.user.is_authenticated(): # do something if the user is authenticated As Peter Rowell pointed out, what may be tripping you...
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Is there a method that calculates a factorial in Java?

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event.returnValue is deprecated. Please use the standard event.preventDefault() instead

... 204 This is only a warning: your code still works, but probably won't work in the future as the me...
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HTTP Error 503, the service is unavailable

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Which concurrent Queue implementation should I use in Java?

... community wiki 2 revs, 2 users 86%Yishai 67 ...
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Python truncate a long string

... answered May 20 '10 at 9:38 Marcelo CantosMarcelo Cantos 161k3636 gold badges304304 silver badges347347 bronze badges ...
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How can I get the max (or min) value in a vector?

... 121 Using c++11/c++0x compile flags, you can auto it = max_element(std::begin(cloud), std::end(clo...
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How can I move a tag on a git branch to a different commit?

... 1256 Use the -f option to git tag: -f --force Replace an existing tag with the given name (in...
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Rails 4: assets not loading in production

... | edited Sep 27 '16 at 22:59 hd1 28.6k44 gold badges6161 silver badges7474 bronze badges an...
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Best way to replace multiple characters in a string?

...) 1000000 loops, best of 3: 1.51 μs per loop c) 100000 loops, best of 3: 12.3 μs per loop d) 100000 loops, best of 3: 12 μs per loop e) 100000 loops, best of 3: 3.27 μs per loop f) 1000000 loops, best of 3: 0.817 μs per loop g) 100000 loops, best of 3: 3.64 μs per loop h) 1000000 loops, best o...