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How to add an extra column to a NumPy array
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@JoshAdel: I tried your code on ipython, and I think there's a syntax error. You might want to try changing a = np.random.rand((N,N)) to a = np.random.rand(N,N)
– hlin117
Apr 11 '15 at 15:23
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Regex to get string between curly braces
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...and Python just has slicing, which IMO is better than anything else :p.
– Grant Paul
Mar 3 '10 at 6:25
28
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how to make a whole row in a table clickable as a link?
...s. But empty columns will not have links.
– Ignacio Pérez
Jan 23 '16 at 16:19
11
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How to install latest version of git on CentOS 7.x/6.x
... edited Mar 2 at 1:15
Nuno André
2,50211 gold badge2020 silver badges2727 bronze badges
answered Dec 28 '14 at 8:23
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Pandas - How to flatten a hierarchical index in columns
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The most pythonic way to do this to use map function.
df.columns = df.columns.map(' '.join).str.strip()
Output print(df.columns):
Index(['USAF', 'WBAN', 'day', 'month', 's_CD sum', 's_CL sum', 's_CNT sum',
's_PC sum', 'temp...
prototype based vs. class based inheritance
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@Stephano, They're not so distinct as all that: Python, Ruby, Smalltalk use dictionaries for method lookup, and javascript and Self have classes. To some extent, you could argue that the difference is just that the prototype-oriented languages are exposing their implement...
Regex to validate password strength
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codaddict's solution works fine, but this one is a bit more efficient: (Python syntax)
password = re.compile(r"""(?#!py password Rev:20160831_2100)
# Validate password: 2 upper, 1 special, 2 digit, 1 lower, 8 chars.
^ # Anchor to start of string.
(?=(?:[^A-Z]*[...
Replacing H1 text with a logo image: best method for SEO and accessibility?
... with alt attribute not CSS for your logo.
– Boris Guéry
Mar 31 '10 at 0:06
14
Matt Cutts answer...
ADB Shell Input Events
...y this , >adb shell input text "a%sb"
– Natan Lotério
Feb 12 '15 at 12:41
3
This post was ve...
Interfaces — What's the point?
...s from IPizza is guaranteed to be orderable, as it has an Order() method.
Python is not statically-typed, therefore types are kept and looked up at runtime. So you can try calling an Order() method on any object. The runtime is happy as long as the object has such a method and probably just shrugs ...