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What is the pythonic way to avoid default parameters that are empty lists?

...he preferred way in this example is to say: if working_list is None . The caller might have used an empty list-like object with a custom append. – tzot Dec 14 '08 at 12:45 5 ...
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Project structure for Google App Engine

.... However, as it has grown, and features have been added, it has gotten really difficult to keep things organized - mainly due to the fact that this is my first python project, and I didn't know anything about it until I started working. ...
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Ruby: How to turn a hash into HTTP parameters?

...uery # => "a=a&b[c]=c&b[d]" The gem is 'addressable' gem install addressable share | improve this answer | follow | ...
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How to get the system uptime in Windows? [closed]

...and line utility checks and displays various system statistics such as installation date, installed hotfixes and more. Open a Command Prompt and type the following command: systeminfo You can also narrow down the results to just the line you need: systeminfo | find "System Boot Time:" 3: By ...
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VIM Ctrl-V Conflict with Windows Paste

...key back to VIM visual mode instead of pasting. I prefer to set this in my _vimrc configuration file. 7 Answers ...
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PHP foreach change original array values

...lt;= 0) { $fields[$key]['value'] = "Some error"; } } So basically use $field when you need the values, and $fields[$key] when you need to change the data. share | improve this answer ...
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Differences between lodash and underscore [closed]

...h run in Node, Ringo, Rhino, Narwhal, PhantomJS, and browsers), better overall performance and optimizations for large arrays/object iteration, and more flexibility with custom builds and template pre-compilation utilities. Because Lo-Dash is updated more frequently than Underscore, a lodash unders...
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Best way to find the intersection of multiple sets?

... want here, but in case you ever need a generalisation of "take the sum of all these", "take the product of all these", "take the xor of all these", what you are looking for is the reduce function: from operator import and_ from functools import reduce print(reduce(and_, [{1,2,3},{2,3,4},{3,4,5}]))...
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How to delete a word and go into insert mode in Vim?

...aw deletes the trailing space as well. – Roberto Bonvallet Sep 7 '09 at 4:38 5 :help objects in v...
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LINQ Join with Multiple Conditions in On Clause

... Here you go with: from b in _dbContext.Burden join bl in _dbContext.BurdenLookups on new { Organization_Type = b.Organization_Type_ID, Cost_Type = b.Cost_Type_ID } equals new { Organization_Type = bl.Organization_Type_ID, Cost_Type = bl.Cost_Type_ID } ...