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Is there type Long in SQLite?
...cs
INTEGER. The value is a signed integer, stored in 1, 2, 3, 4, 6, or 8 bytes depending on the magnitude of the value.
Since long is 8 byte and INTEGER can also save values of 8 bytes, you can use INTEGER.
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Reading a UTF8 CSV file with Python
...and codecs.open in particular for better general solutions for reading UTF-8 encoded text files. However, for the csv module in particular, you need to pass in utf-8 data, and that's what you're already getting, so your code can be much simpler:
import csv
def unicode_csv_reader(utf8_data, dialect...
How can I output UTF-8 from Perl?
I am trying to write a Perl script using the "utf8" pragma, and I'm getting unexpected results. I'm using Mac OS X 10.5 (Leopard), and I'm editing with TextMate. All of my settings for both my editor and operating system are defaulted to writing files in utf-8 format.
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What is the _snowman param in Ruby on Rails 3 forms for?
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308
This parameter was added to forms in order to force Internet Explorer (5, 6, 7 and 8) to encode ...
How to get last items of a list in Python?
... using the python CLI interpreter:
>>> a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
>>> a
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
>>> a[-9:]
[4, 5, 6, 7, 8, 9, 10, 11, 12]
the important line is a[-9:]
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CSV in Python adding an extra carriage return, on Windows
...et newline='\n'
with open('output.csv', 'w', newline='\n', encoding='utf-8') as f:
writer = csv.writer(f)
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Python 2:
On Windows, always open your files in binary mode ("rb" or "wb"), before passing them to csv.reader or csv.writer.
Although the file is a text file, CSV is regarded...
“Incorrect string value” when trying to insert UTF-8 into MySQL via JDBC?
...r.getConnection(url + dbName + "?useUnicode=true&characterEncoding=utf-8", userName, password);
17 Answers
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How to create a custom string representation for a class object?
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280
Implement __str__() or __repr__() in the class's metaclass.
class MC(type):
def __repr__(self...
Python pandas Filtering out nan from a data selection of a column of strings
...re at least two non-NaN.
Then you could then drop where name is NaN:
In [87]:
nms
Out[87]:
movie name rating
0 thg John 3
1 thg NaN 4
3 mol Graham NaN
4 lob NaN NaN
5 lob NaN NaN
[5 rows x 3 columns]
In [89]:
nms = nms.dropna(thresh=2)
In ...
Why do enum permissions often have 0, 1, 2, 4 values?
Why are people always using enum values like 0, 1, 2, 4, 8 and not 0, 1, 2, 3, 4 ?
7 Answers
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