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Display number with leading zeros
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@theta In 2.7.6, I don't get an error. Maybe this was a bug in a specific version of Python that they've since fixed?
– Jack M.
Apr 4 '14 at 14:51
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Append values to a set in Python
..._set |= {2}
>>> my_set
{1, 2}
Note: In versions prior to Python 2.7, use set([...]) instead of {...}.
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Adding dictionaries together, Python [duplicate]
...**dic1)
In some cases it may be handy to use dict comprehensions (Python 2.7 or newer),Especially if you want to filter out or transform some keys/values at the same time.
ndic = {k: v for d in (dic0, dic1) for k, v in d.items()}
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Creating a JSON response using Django and Python
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With python 2.7, it should just be "import json"
– Cullen Fluffy Jennings
Sep 6 '12 at 22:22
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How to sort a list of strings numerically?
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when I try key=int in 2.7 I get None
– KI4JGT
Jan 28 '13 at 5:48
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Code for Greatest Common Divisor in Python [closed]
...d
>>> gcd(20,8)
4
Source code from the inspect module in Python 2.7:
>>> print inspect.getsource(gcd)
def gcd(a, b):
"""Calculate the Greatest Common Divisor of a and b.
Unless b==0, the result will have the same sign as b (so that when
b is divided by it, the resul...
Alphabet range in Python
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In Python 2.7 and 3 you can use this:
import string
string.ascii_lowercase
'abcdefghijklmnopqrstuvwxyz'
string.ascii_uppercase
'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
As @Zaz says:
string.lowercase is deprecated and no longer works in Python ...
Convert floating point number to a certain precision, and then copy to string
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With Python < 3 (e.g. 2.6 [see comments] or 2.7), there are two ways to do so.
# Option one
older_method_string = "%.9f" % numvar
# Option two
newer_method_string = "{:.9f}".format(numvar)
But note that for Python versions above 3 (e.g. 3.2 or 3.3), option two is p...
世界上最经典的25句话 [转] - 轻松一刻 - 清泛网 - 专注C/C++及内核技术
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11、鱼对水说你看不到我的眼泪，因为我在水里.水说我能感觉到你的眼泪，因为你在我心里
12、快乐要有悲伤作陪，雨过应该就有天晴。如果雨后还是雨，如果忧伤之后还是忧伤.请...
MFC RoundRect、FillRect等函数如何设置颜色 - C/C++ - 清泛网 - 专注C/C++及内核技术
...、阴影或使用调色板。FillRect通常比FillSolidRect慢。
所以我在想那为什么还要用FillRect呀，全用FillSolidRect不就得了，但是悲剧发生了。
注意：调用FillSolidRect时，以前用SetBkColor设置的背景色，被设置为clr指定的颜色。
就是说你...