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Safely override C++ virtual functions
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魔大农
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answered Jul 23 '12 at 9:37
Gunther PiezGunther Piez
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Frame Buster Buster … buster code needed
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How to remove duplicate white spaces in string using Java?
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edited Oct 29 '16 at 4:20
answered Oct 18 '10 at 12:13
ai...
How do I log a Python error with debug information?
... trace alongside the error message.
For example:
import logging
try:
1/0
except ZeroDivisionError:
logging.exception("message")
Output:
ERROR:root:message
Traceback (most recent call last):
File "<stdin>", line 2, in <module>
ZeroDivisionError: integer division or modulo by ze...
How to pass a class type as a function parameter
...tiable.Type
– Devous
Mar 12 '18 at 10:01
In the original code that would’ve produced different results. The generic ...
psycopg2: insert multiple rows with one query
... located in another city.
I found out that using this method was about 10 times faster than executemany. In my case tup is a tuple containing about 2000 rows. It took about 10 seconds when using this method:
args_str = ','.join(cur.mogrify("(%s,%s,%s,%s,%s,%s,%s,%s,%s)", x) for x in tup)
cur.exe...
Calculating arithmetic mean (one type of average) in Python
...x(len(numbers), 1)
>>> mean([1,2,3,4])
2.5
>>> mean([])
0.0
In numpy, there's numpy.mean().
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What is the ideal data type to use when storing latitude / longitude in a MySQL database?
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answered Oct 1 '08 at 19:21
Kirk StrauserKirk Strauser
26.4k55 gold badges4444 silver badges6161 bronze badges
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How do I remove packages installed with Python's easy_install?
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answered Jul 21 '10 at 8:47
lunaryornlunaryorn
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