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Using logging in multiple modules
...isting_loggers=False if you're using Python 2.6 or later (see the docs for more information). The default value is True for backward compatibility, which causes all existing loggers to be disabled by fileConfig() unless they or their ancestor are explicitly named in the configuration. With the value...
Array versus linked-list
...st is just a matter of changing what points to what. Shuffling an array is more complicated and/or takes more memory.
As long as your iterations all happen in a "foreach" context, you don't lose any performance in iteration.
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Adding new column to existing DataFrame in Python pandas
...(it can trigger false positives) but from 0.13.0 it let you know there are more adequate methods for the same purpose. Then, if you get the warning, just follow its advise: Try using .loc[row_index,col_indexer] = value instead
>>> df1.loc[:,'f'] = pd.Series(np.random.randn(sLength), index=...
WatiN or Selenium? [closed]
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@Henry99 would've been more appropriate as a comment under the question or a separate question. The core question here is "A or B". The author of A or B shouldn't be responding to questions like that since it's pretty obvious they will be biased.
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Updating packages in Emacs
...ckage list.
ELPA is the original. I don't think it's really maintained anymore, but I'm not sure. I don't use it.
GNU is "official". It's maintained along with Emacs, which means things should always work but updates and new packages don't come very often.
Marmalade is basically a website where...
What is the worst real-world macros/pre-processor abuse you've ever come across?
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I think programmers (myself included) would be a lot more fit if we all did 10 pushups every time a compiler found an error in our code. This might also reduce the occurrence of testing by compilation.
– MikeyB
Jun 25 '09 at 19:52
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When to use .First and when to use .FirstOrDefault with LINQ?
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Why can't I define a default constructor for a struct in .NET?
... that constructor to be executed in all cases - but that would have led to more confusion. (Or at least, so I believe the argument goes.)
EDIT: To use your example, what would you want to happen when someone did:
Rational[] fractions = new Rational[1000];
Should it run through your constructor 1...
jQuery.parseJSON throws “Invalid JSON” error due to escaped single quote in JSON
...le-quotes. Single quote characters do not need to be escaped:
Update - More information for those that are interested:
Douglas Crockford does not specifically say why the JSON specification does not allow escaped single quotes within strings. However, during his discussion of JSON in Appendix...