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Why is the apt-get function not working in the terminal on Mac OS X v10.9 (Mavericks)?
...called Homebrew that is used instead.
This command would be:
brew install python
Use Homebrew to install packages that you would otherwise use apt-get for.
The page I linked to has an up-to-date way of installing homebrew, but at present, you can install Homebrew as follows:
Type the following in...
How can I open a Shell inside a Vim Window?
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One thing to look out for: The +python or +python3 requirement for vi can be a killer in some work environments.
– cfi
Oct 29 '15 at 7:26
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Is it possible to run selenium (Firefox) web driver without a GUI?
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I like doing this from within Python, which you can do with subprocess.Popen('Xvfb...') or os.system('Xvfb...'), but make sure to do it before importing the webdriver.
– wordsforthewise
Oct 11 '17 at 4:59
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Read file from line 2 or skip header row
... What about using consume() from more-itertools as stated in docs.python.org/3/library/itertools.html#itertools-recipes ? I heard about this on stackoverflow.com/questions/11113803
– AnotherParker
Jun 5 at 20:32
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How to pretty-print a numpy.array without scientific notation and with given precision?
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If `x` and `A` are numbers, this is like `"format" % (x, A, "str", B)` in python.
If they're numpy arrays, each element is printed in its own format:
`x`: e.g. [ 1.23 1.23e-6 ... ] 3 digits
`A`: [ [ 1 digit after the decimal point ... ] ... ]
with the current `np.set_printoptions()`. For e...
Heroku push rejected, no Cedar-supported app detected
...ey file that it uses to identify your app (and its type).
php: index.php
python: requirements.txt
ruby: Gemfile # note the capitalization
node: package.json
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How can I decompress a gzip stream with zlib?
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In python: zlib.decompress(data, 15 + 32)
– Roman Starkov
Jan 18 '10 at 0:57
3
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Extracting bits with a single multiplication
...few papers have been published. A search for "program synthesis" filetype:pdf should get you started.
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Check if string ends with one of the strings from a list
What is the pythonic way of writing the following code?
8 Answers
8
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Select random lines from a file
...ing multiple threads, it pinned 1 core at 100% the other 15 were not used.
Python is what I regularly use so that's what I'll use to make this faster:
#!/bin/python3
import random
f = open("lines_78000000000.txt", "rt")
count = 0
while 1:
buffer = f.read(65536)
if not buffer: break
count += bu...