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ImportError: No module named site on Windows
... does not include source) . I then ran the installer, selected 'All Users' and all was fine. I installed Python into the default location:
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foldl versus foldr behavior with infinite lists
...r folding a list of n values [x1, x2, x3, x4 ... xn ] with some function f and seed z.
foldl is:
Left associative: f ( ... (f (f (f (f z x1) x2) x3) x4) ...) xn
Tail recursive: It iterates through the list, producing the value afterwards
Lazy: Nothing is evaluated until the result is needed
Backw...
How does “do something OR DIE()” work in PHP?
I'm writing a php app to access a MySQL database, and on a tutorial, it says something of the form
4 Answers
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What is Prism for WPF?
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Prism is the Microsoft Patterns and Practices Team official guidance for building "composite applications" in WPF and Silverlight.
Its intended to provide guidance on the best practices for building large scale applications which are flexible in terms of d...
Does Python support multithreading? Can it speed up execution time?
...n threads in parallel.
This only applies to Python code. C extensions can and do release the GIL to allow multiple threads of C code and one Python thread to run across multiple cores. This extends to I/O controlled by the kernel, such as select() calls for socket reads and writes, making Python ha...
Vim: What's the difference between let and set?
What's the difference between let and set in the vim editor?
5 Answers
5
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grep a file, but show several surrounding lines?
... would like to grep for a string, but also show the preceding five lines and the following five lines as well as the matched line. How would I be able to do this?
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Routes with Dash `-` Instead of Underscore `_` in Ruby on Rails
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With Rails 3 and later you can do like this:
resources :user_bundles, :path => '/user-bundles'
Another option is to modify Rails, via an initializer.
I don't recommend this though, since it may break in future versions (edit: does...
When to choose mouseover() and hover() function?
What are the differences between jQuery .mouseover() and .hover() functions? If they are totally same why jQuery uses both?
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Google Play Services Library update and missing symbol @integer/google_play_services_version
...eased on Halloween 2013 ), you are now supposed to add a new tag into the AndroidManifest.xml file.
26 Answers
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