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How to expire session due to inactivity in Django?

...ession is expired. something like this should handle the whole process... from datetime import datetime from django.http import HttpResponseRedirect class SessionExpiredMiddleware: def process_request(request): last_activity = request.session['last_activity'] now = datetime.now...
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What exactly does stringstream do?

...write about every possible aspect and use-case. Note: I probably stole it from someone on SO and refined, but I don't have original author noted. share | improve this answer | ...
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Given a class, see if instance has method (Ruby)

....method_defined? :hello #=> true NOTE In case you are coming to Ruby from another OO language OR you think that method_defined means ONLY methods that you defined explicitly with: def my_method end then read this: In Ruby, a property (attribute) on your model is basically a method also. So...
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Allow User to input HTML in ASP.NET MVC - ValidateInput or AllowHtml

...nter252 comments: You should now use the [AllowHtml] attribute. See below from MSDN: For ASP.NET MVC 3 applications, when you need to post HTML back to your model, don’t use ValidateInput(false) to turn off Request Validation. Simply add [AllowHtml] to your model property, like so: publi...
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Modular multiplicative inverse function in Python

... Maybe someone will find this useful (from wikibooks): def egcd(a, b): if a == 0: return (b, 0, 1) else: g, y, x = egcd(b % a, a) return (g, x - (b // a) * y, y) def modinv(a, m): g, x, y = egcd(a, m) if g != 1: r...
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What's the difference between lapply and do.call?

...orresponding element of X. do.call constructs and executes a function call from a name or a function and a list of arguments to be passed to it. Map applies a function to the corresponding elements of given vectors... Map is a simple wrapper to mapply which does not attempt to simplify the result, s...
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Django's SuspiciousOperation Invalid HTTP_HOST header

...r. There is discussion right now by the Django developers to change this from a 500 internal server error to a 400 response. See this ticket. share | improve this answer | ...
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Does a `+` in a URL scheme/host/path represent a space?

... is interpreted as a space in the query component? Or is it simply a rule "from the wild"? – Pacerier Jul 3 '12 at 23:34 ...
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How do I format a string using a dictionary in python-3.x?

...[longitude]}'.format(geopoint) 'The title is {0.title}s'.format(a) # the a from your first example share | improve this answer | follow | ...
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How to make a copy of a file in android?

...I want to save a copy of a certain file with a different name (which I get from user) 10 Answers ...