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How to remove text from a string?
...in('No');
This will replace all the occurrences of that specific string from original string.
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How do I get Pyflakes to ignore a statement?
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If there only was a way to get this from some repo for EL6 :) - I guess I'll have to wrap this in a rpm myself.
– Kimvais
May 9 '12 at 4:54
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Enum “Inheritance”
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This is not possible. Enums cannot inherit from other enums. In fact all enums must actually inherit from System.Enum. C# allows syntax to change the underlying representation of the enum values which looks like inheritance, but in actuality they still inherit from S...
What is the difference between Normalize.css and Reset CSS?
...are actually made more robust) whereas they are visually indistinguishable from normal text after including reset.css. So, normalize.css does not impose a visual starting point (homogeny) upon you. This may not be to everyone's taste. The best thing to do is experiment with both and see which gels w...
How do I find the location of Python module sources?
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Running python -v from the command line should tell you what is being imported and from where. This works for me on Windows and Mac OS X.
C:\>python -v
# installing zipimport hook
import zipimport # builtin
# installed zipimport hook
# C:...
Get Output From the logging Module in IPython Notebook
...If you still want to use basicConfig, reload the logging module like this
from importlib import reload # Not needed in Python 2
import logging
reload(logging)
logging.basicConfig(format='%(asctime)s %(levelname)s:%(message)s', level=logging.DEBUG, datefmt='%I:%M:%S')
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How to change the type of a field?
I am trying to change the type of a field from within the mongo shell.
14 Answers
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How to set environment variables from within package.json
How to set some environment variables from within package.json to be used with npm start like commands?
14 Answers
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Is quitting an application frowned upon?
... there. Using startForeground(int, Notification) I can almost stop Android from killing the Service...?
– Ted
Jan 9 '10 at 18:30
67
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How do I manage MongoDB connections in a Node.js web application?
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So, to answer your question directly, reuse the db object that results from MongoClient.connect(). This gives you pooling, and will provide a noticeable speed increase as compared with opening/closing connections on each db action.
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