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Print function log /stack trace for entire program using firebug
...rticular function name. I'm looking for a bug that sometimes stops a page from rendering, but doesn't cause any errors or warnings. The bug only appears about half the time. So how do I get a list of all the function calls for the entire program, or some kind of stack trace for the execution of t...
Convert boolean result into number/integer
... It appears bool === true ? 1 : 0 is the fastest, with a close second from bool | 0.
– Qix - MONICA WAS MISTREATED
Mar 17 '14 at 16:12
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What's the difference between eval, exec, and compile?
...s the value of the given expression, whereas exec ignores the return value from its code, and always returns None (in Python 2 it is a statement and cannot be used as an expression, so it really does not return anything).
In versions 1.0 - 2.7, exec was a statement, because CPython needed to produ...
www-data permissions?
... This solution works for me. Before that, I always run the server from terminal using root user. With this solution, I can upload file to directory that has permission 770. This is awesome, because before that I can only upload file using 777 permission.
– Ifan Iqbal
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Difference between using Throwable and Exception in a try catch
... Throwable and instances of Throwable itself. There's nothing stopping you from writing throw new Throwable();, so it is the only way to truely catch everything.
– Antimony
Mar 21 '16 at 0:50
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Search for a string in Enum and return the Enum
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You can use Enum.Parse to get an enum value from the name. You can iterate over all values with Enum.GetNames, and you can just cast an int to an enum to get the enum value from the int value.
Like this, for example:
public MyColours GetColours(string colour)
{
f...
How can I submit a form using JavaScript?
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will this submit form values from an input tag?
– simanacci
Jun 3 '16 at 8:26
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correct way to define class variables in Python [duplicate]
...em = 666, then print c1.static_elem, c2.static_elem will produce 666, 999. From within the class, self.static_elm returns MyClass.static_elm until assigned self.static_elm = X. Then, a new self.static_elm is created, obscuring the class variable (still reachable through MyClass.static_elm)
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How do browser cookie domains work?
...n the Domain attribute value and the effective domain: the former is taken from the Set-Cookie header field and the latter is the interpretation of that attribute value. According to the RFC 2965, the following should apply:
If the Set-Cookie header field does not have a Domain attribute, the effe...
How to match, but not capture, part of a regex?
...:
123-(apple(?=-)|banana(?=-)|(?!-))-?456
The reason is that the answer from @op1ekun also matches "123-apple456", without the hyphen after apple.
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