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promise already under evaluation: recursive default argument reference or earlier problems?
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edited Jun 15 '16 at 12:03
answered Dec 5 '10 at 3:10
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“Too many values to unpack” Exception
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Stefano BoriniStefano Borini
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What is the purpose of setting a key in data.table?
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127
Minor update: Please refer to the new HTML vignettes as well. This issue highlights the other ...
Mocking a class: Mock() or patch()?
... create_instance()
<class '__main__.MyClass'>
Created MyClass@4300234128
<__main__.MyClass object at 0x100505d90>
patch replaces MyClass in a way that allows you to control the usage of the class in functions that you call. Once you patch a class, references to the class are completel...
How to download/checkout a project from Google Code in Windows?
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Almost exactly what I was looking for (and exactly for the asker), except I was looking for a website where I can enter the SVN URL and it ...
Converting Epoch time into the datetime
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answered Sep 13 '12 at 6:27
ron rothmanron rothman
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Why would a post-build step (xcopy) occasionally exit with code 2 in a TeamCity build?
...fMetro Smurf
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Is there an equivalent of CSS max-width that works in HTML emails?
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Mark NugentMark Nugent
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How does the ThreadStatic attribute work?
...h Remoting.
– user2173353
Aug 27 at 12:02
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Are Roslyn SyntaxNodes reused?
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UPDATE: This question was the subject of my blog on June 8th, 2012. Thanks for the great question!
Great question. We debated the issues you raise for a long, long time.
We would like to have a data structure that has the following characteristics:
Immutable.
The form of a tree.
Che...