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Is there a library function for Root mean square error (RMSE) in python?
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from math import sqrt
rms = sqrt(mean_squared_error(y_actual, y_predicted))
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Really Cheap Command-Line Option Parsing in Ruby
EDIT: Please, please , please read the two requirements listed at the bottom of this post before replying. People keep posting their new gems and libraries and whatnot, which clearly don't meet the requirements.
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Call method in directive controller from other controller
I have a directive that has its own controller. See the below code:
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How to generate UML diagrams (especially sequence diagrams) from Java code?
How can I generate UML diagrams (especially sequence diagrams) from existing Java code?
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What is the basic difference between the Factory and Abstract Factory Design Patterns? [closed]
What is the basic difference between the Factory and Abstract Factory Patterns?
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When to use CouchDB over MongoDB and vice versa
...nd Partition Tolerance
A blog post, Cassandra vs MongoDB vs CouchDB vs Redis vs Riak vs HBase vs Membase vs Neo4j comparison has 'Best used' scenarios for each NoSQL database compared. Quoting the link,
MongoDB: If you need dynamic queries. If you prefer to define indexes, not map/reduce functi...
Setting an object to null vs Dispose()
I am fascinated by the way the CLR and GC works (I'm working on expanding my knowledge on this by reading CLR via C#, Jon Skeet's books/posts, and more).
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Try catch statements in C
...torial on how to simulate exceptions with setjmp and longjmp
http://www.di.unipi.it/~nids/docs/longjump_try_trow_catch.html
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Error handling in C code
...nt to make use of your library as painless as possible think about these additions:
store all possible error-states in one typedef'ed enum and use it in your lib. Don't just return ints or even worse, mix ints or different enumerations with return-codes.
provide a function that converts errors in...
How to unit test a Node.js module that requires other modules and how to mock the global require fun
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You can now!
I published proxyquire which will take care of overriding the global require inside your module while you are testing it.
This means you need no changes to your code in order to inject mocks for required modules.
Proxyquire has a very simple api which allows resolving the mod...