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Should you always favor xrange() over range()?
...original)
+++ range_test.py (refactored)
@@ -1,7 +1,7 @@
for x in range(20):
- a=range(20)
+ a=list(range(20))
b=list(range(20))
c=[x for x in range(20)]
d=(x for x in range(20))
- e=xrange(20)
+ e=range(20)
As you can see, when used in a for loop or comprehension, or ...
How to switch position of two items in a Python list?
...
404
i = ['title', 'email', 'password2', 'password1', 'first_name',
'last_name', 'next', 'news...
Start thread with member function
...he syntax described above is defined in terms of the INVOKE definition (§20.8.2.1):
Define INVOKE (f, t1, t2, ..., tN) as follows:
(t1.*f)(t2, ..., tN) when f is a pointer to a member function of a class T and t1 is an object of type T or a reference to an object of
type T or a refer...
How do I adjust the anchor point of a CALayer, when Auto Layout is being used?
... apply this transform to a view:
v.transform = CGAffineTransformMakeScale(0.5,0.5);
I expect to see the view appear with its center in the same place as before and at half the size. But depending on its constraints, that may not be what I see at all.
[Actually, there's a second surprise here: ap...
Is returning by rvalue reference more efficient?
...O to omit doing a move or copy altogether. I recommend you to read BoostCon09 Rvalue References 101 which explains the matter, and how (N)RVO happens to interact with this.
Your case of returning an rvalue reference would be a good idea in other occasions. Imagine you have a getAB() function whic...
SQLite table constraint - unique on multiple columns
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answered Apr 23 '10 at 20:50
Ayman HouriehAyman Hourieh
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mysql command for showing current configuration variables
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answered Sep 29 '09 at 16:53
code_burgarcode_burgar
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Print variables in hexadecimal or decimal format
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cnicutarcnicutar
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Different font size of strings in the same TextView
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10 Answers
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image.onload event and browser cache
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answered Sep 10 '12 at 15:41
Fabrício MattéFabrício Matté
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