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What does “#define _GNU_SOURCE” imply?
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Defining _GNU_SOURCE has nothing to do with license and everything to do with writing (non-)portable code. If you define _GNU_SOURCE, you will get:
access to lots of nonstandard GNU/Linux extension functions
access to traditional functions which were omitted from...
Outputting data from unit test in python
If I'm writing unit tests in python (using the unittest module), is it possible to output data from a failed test, so I can examine it to help deduce what caused the error? I am aware of the ability to create a customized message, which can carry some information, but sometimes you might deal with m...
Redirecting from HTTP to HTTPS with PHP
I'm working on a shopping cart website and I would like to redirect the user to a HTTPS page when he's entering his billing details and maintain the HTTPS connection for the next pages until he logs out.
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pythonic way to do something N times without an index variable?
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A slightly faster approach than looping on xrange(N) is:
import itertools
for _ in itertools.repeat(None, N):
do_something()
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How to find out if you're using HTTPS without $_SERVER['HTTPS']
... need to check $_SERVER['HTTPS'] if the server is connection is secured with HTTPS. My problem is that on some of the servers I use, $_SERVER['HTTPS'] is an undefined variable that results in an error. Is there another variable I can check that should always be defined?
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How can I get the current page's full URL on a Windows/IIS server?
...folder on a Windows/ IIS server. I'm setting up 301 redirects in PHP, but it doesn't seem to be working. My post URLs have the following format:
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Using @property versus getters and setters
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Prefer properties. It's what they're there for.
The reason is that all attributes are public in Python. Starting names with an underscore or two is just a warning that the given attribute is an implementation detail that may not stay the same ...
What is your favorite C programming trick? [closed]
...ues) {
while(*values) {
x = *values++;
/* do whatever with x */
}
}
func((type[]){val1,val2,val3,val4,0});
Static linked lists
int main() {
struct llist { int a; struct llist* next;};
#define cons(x,y) (struct llist[]){{x,y}}
struct llist *list=cons(1, cons(2,...
Relationship between SciPy and NumPy
SciPy appears to provide most (but not all [1]) of NumPy's functions in its own namespace. In other words, if there's a function named numpy.foo , there's almost certainly a scipy.foo . Most of the time, the two appear to be exactly the same, oftentimes even pointing to the same function object.
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How to check if the string is empty?
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edited Aug 7 '13 at 16:07
answered Mar 5 '12 at 20:10
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