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ActiveRecord, has_many :through, and Polymorphic Associations
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162
There is a known issue with Rails 3.1.1 that breaks this functionality. If you are having this ...
How can I remove an entry in global configuration with git config?
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596
I'm not sure what you mean by "undo" the change. You can remove the core.excludesfile setting l...
Objective-C Split()?
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answered Aug 24 '10 at 16:54
mipadimipadi
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How to get svn remote repository URL?
...://svn.red-bean.com/repos/test
Repository UUID: 5e7d134a-54fb-0310-bd04-b611643e5c25
Revision: 4417
Node Kind: file
Schedule: normal
Last Changed Author: sally
Last Changed Rev: 20
Last Changed Date: 2003-01-13 16:43:13 -0600 (Mon, 13 Jan 2003)
Text Last Updated: 2003-01-16 21:18:16 ...
Difference between and ?
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160
The system.web section is for configuring IIS 6.0, while the system.webserver version is used t...
What is the proper way to check if a string is empty in Perl?
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6 Answers
6
Active
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Converting a list to a set changes element order
...t, you can do this with a list comprehension:
>>> a = [1, 2, 20, 6, 210]
>>> b = set([6, 20, 1])
>>> [x for x in a if x not in b]
[2, 210]
If you need a data structure that supports both fast membership tests and preservation of insertion order, you can use the keys of ...
XSLT getting last element
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edited Jul 18 at 1:36
iliketocode
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