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Nginx reverse proxy causing 504 Gateway Timeout
...you mean just to add those lines? without server{} or something else? This error comes out right after 5 minutes. I reload, reboot, and it never makes it through beyond those 5 minutes or 300 seconds. Are there more ideas to fix it?
– Pathros
May 1 at 22:53
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Python: How to create a unique file name?
... @ToloPalmer: It's more likely that your computer's CPU has a processing error that causes it to load the wrong file than it is a generated UUID collides with any existing value. UUID produces a unique name in a model of computing that understands not all computation is pure mathematics.
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What is the difference between a static and a non-static initialization code block
...cess from the static initializer block. This will fail to compile with the error "non-static variable a cannot be referenced from a static context".
If you also remove static from the initializer block, it then becomes an instance initializer and so int a is initialized at construction.
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RegEx for Javascript to allow only alphanumeric
I need to find a reg ex that only allows alphanumeric. So far, everyone I try only works if the string is alphanumeric, meaning contains both a letter and a number. I just want one what would allow either and not require both.
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How can I create a copy of an object in Python?
...would like to create a copy of an object. I want the new object to possess all properties of the old object (values of the fields). But I want to have independent objects. So, if I change values of the fields of the new object, the old object should not be affected by that.
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How to detect when facebook's FB.init is complete
The old JS SDK had a function called FB.ensureInit. The new SDK does not seem to have such function... how can I ensure that I do not make api calls until it is fully initiated?
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What is the use of having destructor as private?
... //
}
int main ()
{
myclass m; // error: ctor and dtor are private
myclass* mp = new myclass (..); // error: private ctor
myclass* mp = myclass::create(..); // OK
delete mp; // error: private dtor
myclass::destroy...
Does C++ support 'finally' blocks? (And what's this 'RAII' I keep hearing about?)
Does C++ support ' finally ' blocks?
16 Answers
16
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How to change a module variable from another module?
...conduct your experiment there by setting bar.a = 1. This way, you will actually be modifying bar.__dict__['a'] which is the 'real' value of a in this context.
It's a little convoluted with three layers but bar.a = 1 changes the value of a in the module called bar that is actually derived from __ini...
Validating with an XML schema in Python
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Validation errors are not user-friendly. How would I go about that ? mailman-mail5.webfaction.com/pipermail/lxml/2012-April/… doesn't help.
– None-da
May 24 '12 at 11:27
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