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Flip has asked 9 questions and find answers to 14 problems.

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Flip questions

Dummify categorical variables for logistic regression with pandas and scikit (OneHotEncoder)
Creating a JMS Serializer handler in symfony2
Neo4j output format
Permutation job scheduling with partial available machines

Flip answers

FatalErrorException: Error: Call to a member function has() on a non-object
How to handle additional columns in join tables when using Symfony?
Creating a JMS Serializer handler in symfony2
Doctrine - Table without primary keys
What are the tradeoffs between the Haskell SQLite packages?
Doctrine 2.3 Criteria. Accessing a related Object
Doctrine: Cannot select entity through identification variables without choosing at least one root entity alias
Doctrine 2: how do you use a subquery column (in the SELECT clause)
JMSSerializer stand alone - Annotation does not exist, or cannot be auto-loaded
Symfony2: Redirecting to last route and flash a message?