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What does the exclamation mark mean in a Haskell declaration?
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319
It's a strictness declaration. Basically, it means that it must be evaluated to what's called "...
Django: How to completely uninstall a Django app?
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152
Django < 1.7 has a handy management command that will give you the necessary SQL to drop a...
Open a new tab in gnome-terminal using command line [closed]
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10 Answers
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How can I find the version of the Fedora I use?
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11 Answers
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Call a function with argument list in python
...into the rest of the parameters.
So you can do the following:
def wrapper1(func, *args): # with star
func(*args)
def wrapper2(func, args): # without star
func(*args)
def func2(x, y, z):
print x+y+z
wrapper1(func2, 1, 2, 3)
wrapper2(func2, [1, 2, 3])
In wrapper2, the list is passed...
List comprehension: Returning two (or more) items for each item
...t;> list(chain.from_iterable((f(x), g(x)) for x in range(3)))
[2, 0, 3, 1, 4, 4]
Timings:
from timeit import timeit
f = lambda x: x + 2
g = lambda x: x ** 2
def fg(x):
yield f(x)
yield g(x)
print timeit(stmt='list(chain.from_iterable((f(x), g(x)) for x in range(3)))',
s...
How to remove multiple indexes from a list at the same time? [duplicate]
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answered Jul 3 '12 at 1:08
Ned BatchelderNed Batchelder
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How do I download a tarball from GitHub using cURL?
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148
Use the -L option to follow redirects:
curl -L https://github.com/pinard/Pymacs/tarball/v0.24...
Mockito: Inject real objects into private @Autowired fields
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316
Use @Spy annotation
@RunWith(MockitoJUnitRunner.class)
public class DemoTest {
@Spy
pr...