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Python nested functions variable scoping [duplicate]
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65
When I run your code I get this error:
UnboundLocalError: local variable '_total' referenced b...
How to clear the interpreter console?
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36 Answers
36
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Why aren't python nested functions called closures?
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edited Oct 26 '10 at 3:55
answered Oct 26 '10 at 3:20
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Unable to find a locale path to store translations for file __init__.py
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andyw
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answered Jul 24 '14 at 15:09
Antoine M.Antoine M...
Can I use a binary literal in C or C++?
...rmatting with STL streams (since setbase will only honour bases 8, 10 and 16), but you can use either a std::string version of itoa, or (the more concise, yet marginally less efficient) std::bitset.
#include <boost/utility/binary.hpp>
#include <stdio.h>
#include <stdlib.h>
#includ...
StringBuilder vs String concatenation in toString() in Java
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edited Aug 9 '16 at 14:18
Liam
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an...
How can I get the client's IP address in ASP.NET MVC?
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6 Answers
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How to properly add cross-site request forgery (CSRF) token using PHP
...ng the CSRF Token
Don't just use == or even ===, use hash_equals() (PHP 5.6+ only, but available to earlier versions with the hash-compat library).
if (!empty($_POST['token'])) {
if (hash_equals($_SESSION['token'], $_POST['token'])) {
// Proceed to process the form data
} else {
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