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How do I expire a PHP session after 30 minutes?

...ms with filesystems where atime tracking is not available. So it additionally might occur that a session data file is deleted while the session itself is still considered as valid because the session data was not updated recently. And second: session.cookie_lifetime session.cookie_lifetime ...
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Timeout on a function call

I'm calling a function in Python which I know may stall and force me to restart the script. 18 Answers ...
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How to redirect to a 404 in Rails?

...ou want to show a 404 page, create a render_404 method (or not_found as I called it) in ApplicationController like this: def not_found raise ActionController::RoutingError.new('Not Found') end Rails also handles AbstractController::ActionNotFound, and ActiveRecord::RecordNotFound the same way....
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jQuery - replace all instances of a character in a string [duplicate]

...round the string, as replace is not a jQuery method, so that won't work at all.) share | improve this answer | follow | ...
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Should import statements always be at the top of a module?

...t that's only paid once. Putting the imports within a function will cause calls to that function to take longer. So if you care about efficiency, put the imports at the top. Only move them into a function if your profiling shows that would help (you did profile to see where best to improve perform...
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How can I use threading in Python?

...ticle/blog post that you should definitely check out (no affiliation) - Parallelism in one line: A Better Model for Day to Day Threading Tasks. I'll summarize below - it ends up being just a few lines of code: from multiprocessing.dummy import Pool as ThreadPool pool = ThreadPool(4) results = pool.m...
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How to set ViewBag properties for all Views without using a base class for Controllers?

...h as the current user, onto ViewData/ViewBag in a global fashion by having all Controllers inherit from a common base controller. ...
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Python multiprocessing PicklingError: Can't pickle

...the one you posted: Exception in thread Thread-2: Traceback (most recent call last): File "/usr/lib/python2.7/threading.py", line 552, in __bootstrap_inner self.run() File "/usr/lib/python2.7/threading.py", line 505, in run self.__target(*self.__args, **self.__kwargs) File "/usr/lib/p...
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how to use javascript Object.defineProperty

...rs = new Product("Sneakers",20); sneakers.discount = 50; // 50, setter is called sneakers.discount+= 20; // 70, setter is called sneakers.discount+= 20; // 80, not 90! alert(sneakers.discount); // getter is called Note the last but one line: the responsibility for correct discount value was moved ...
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How to check if variable is string with python 2 and 3 compatibility

... What about this, works in all cases? isinstance(x, ("".__class__, u"".__class__)) share | improve this answer | follow ...