大约有 43,000 项符合查询结果（耗时：0.0177秒） [XML]
How to recursively find the latest modified file in a directory?
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365
find . -type f -printf '%T@ %p\n' | sort -n | tail -1 | cut -f2- -d" "
For a huge tree, it m...
What is the combinatory logic equivalent of intuitionistic type theory?
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answered Aug 3 '12 at 11:43
pigworkerpigworker
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Good examples of Not a Functor/Functor/Applicative/Monad?
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Dietrich EppDietrich Epp
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Rearrange columns using cut
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bcorso
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answered Jan 24 '10 at 22:21
Ignacio Vazquez-...
Replace string within file contents
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"t" for text mode is Python 3 only. Also, you provide a context manager for your ouput file, but fail to close your input file, which seems inconsistent.
– Steven Rumbalski
Nov 8 '10 at 21:50
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How to redirect 'print' output to a file using python?
...ename # Python 2.x
print('Filename:', filename, file=f) # Python 3.x
However, redirecting stdout also works for me. It is probably fine for a one-off script such as this:
import sys
orig_stdout = sys.stdout
f = open('out.txt', 'w')
sys.stdout = f
for i in range(2):
print 'i = ', ...
Writing string to a file on a new line every time
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314
Use "\n":
file.write("My String\n")
See the Python manual for reference.
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Efficient evaluation of a function at every cell of a NumPy array
...y each time you need it:
import numpy as np
def f(x):
return x * x + 3 * x - 2 if x > 0 else x * 5 + 8
f = np.vectorize(f) # or use a different name if you want to keep the original f
result_array = f(A) # if A is your Numpy array
It's probably better to specify an explicit output typ...
Command to remove all npm modules globally?
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edited May 23 '17 at 12:18
Community♦
111 silver badge
answered Feb 14 '12 at 20:22
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Where and why do I have to put the “template” and “typename” keywords?
... type, it will be a multiplication. So the C++ Standard says at paragraph (3/7):
Some names denote types or templates. In general, whenever a name is encountered it is necessary to determine whether that name denotes one of these entities before continuing to parse the program that contains it. ...