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What is the most efficient way of finding all the factors of a number in Python?
...But it's not really much faster than the reduce version, roughly 4% faster based on my measurements.
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Recommended way to embed PDF in HTML?
...Script renderer for PDF documents without any third-party plugins.
Online demo:
http://mozilla.github.com/pdf.js/web/viewer.html
GitHub:
https://github.com/mozilla/pdf.js
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Pandas read_csv low_memory and dtype options
...: int, "username": "string"})
ValueError: invalid literal for long() with base 10: 'foobar'
dtypes are typically a numpy thing, read more about them here:
http://docs.scipy.org/doc/numpy/reference/generated/numpy.dtype.html
What dtypes exists?
We have access to numpy dtypes: float, int, bool, time...
How to convert numbers between hexadecimal and decimal
... @ColeJohnson int.Parse doesn't have an option for you to specify the base as an int, just as one of a few valid NumberStyles. For base 16, either is just fine, but as a general solution, it's good to know how both work.
– Tim S.
Oct 21 '13 at 20:44
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How to validate IP address in Python? [duplicate]
... (most recent call last):
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ValueError: invalid literal for long() with base 10: 'foobar'
However, like Dustin's answer, it will accept things like "4" and "192.168" since, as mentioned, these are valid representations of IP addresses.
If you're using Python 3.3 or later, it now includes the i...
Counter increment in Bash loop not working
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count=0
base=1
(( count += base ))
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PostgreSQL - Rename database
I need to rename the database but when I do in
PGAdmin : ALTER DATABASE "databaseName" RENAME TO "databaseNameOld" it told me that it cannot.
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Easiest way to activate PHP and MySQL on Mac OS 10.6 (Snow Leopard), 10.7 (Lion), 10.8 (Mountain Lio
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My use of the symlink was based partially on ignorance; it's completely unnecessary. I just don't trust large installation scripts with root. And if you don't think MacPorts spreads files over many directories, just look at the uninstallation instru...
What are file descriptors, explained in simple terms?
...value.
FD's for a particular process can be seen in /proc/$pid/fd (on Unix based systems).
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Keep only date part when using pandas.to_datetime
...stored as an array of pointers and is inefficient relative to a pure NumPy-based series.
Since your concern is format when writing to CSV, just use the date_format parameter of to_csv. For example:
df.to_csv(filename, date_format='%Y-%m-%d')
See Python's strftime directives for formatting conven...