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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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Regular expression for floating point numbers

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HTTP Error 503, the service is unavailable

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Can hash tables really be O(1)?

... | edited May 5 '10 at 8:21 answered May 5 '10 at 7:51 Mar...
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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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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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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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Which concurrent Queue implementation should I use in Java?

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Getting all selected checkboxes in an array

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How to change the port of Tomcat from 8080 to 80?

... 215 1) Go to conf folder in tomcat installation directory e.g. C:\Tomcat 6.0\conf\ 2) Edit fol...