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How to estimate how much memory a Pandas' DataFrame will need?
I have been wondering... If I am reading, say, a 400MB csv file into a pandas dataframe (using read_csv or read_table), is there any way to guesstimate how much memory this will need? Just trying to get a better feel of data frames and memory...
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How to define an enum with string value?
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Comparing Java enum members: == or equals()?
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Remove element by id
...Johan Dettmar
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How do I check whether a file exists without exceptions?
...file(fname)
if you need to be sure it's a file.
Starting with Python 3.4, the pathlib module offers an object-oriented approach (backported to pathlib2 in Python 2.7):
from pathlib import Path
my_file = Path("/path/to/file")
if my_file.is_file():
# file exists
To check a directory, do:
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Securely storing environment variables in GAE with app.yaml
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edited Mar 24 '17 at 18:03
answered Feb 8 '16 at 1:00
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How to locate a file in Solution Explorer in Visual Studio 2010?
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Jeff MercadoJeff Mercado
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How do I compare strings in Java?
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== tests for reference equality (whether they are the same object).
.equals() tests for value e...
Differences between distribute, distutils, setuptools and distutils2?
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As of March 2020, most of the other answers to this question are several years out-of-date. Whe...
How to get request URI without context path?
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edited May 14 '14 at 7:22
answered Nov 25 '10 at 14:47
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