André C. Andersen

André C. Andersen has asked 15 questions and find answers to 30 problems.

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About

Co-founder and CTO of Enin AS.

Passionate about engineering intuitive technologies for finance and business, by applying data science on both classical and alternative data.

André C. Andersen questions

When using jsonlite in R, how do I specify that only some of the entries are to be treated as arrays?
Alternative word delimiter than underscore (_) for PostgreSQL objects (fields, tables, etc.) which doesn't require me to use quotes ("") to query?
How do I get each python import on a different line when using Alt+Enter to magically import in Pycharm?
How to "correctly" copy a types.SimpleNamespace object?
Implementing abstract event gives "Invocation of polymorphic field-like event" warning from ReSharper
`ProcessPoolExecutor` works on Ubuntu, but fails with `BrokenProcessPool` when running Jupyter 5.0.0 notebook with Python 3.5.3 on Windows 10
Setting schema for all queries of a connection in psycopg2: Getting race condition when setting search_path
How do I make my own method similar to String.Format using Composite Formatting in C#
How to remap the Ctrl+Click "Go To Definition" short-key in the Productivity Power Tools (or maybe ReSharper)
In Keras, what exactly am I configuring when I create a stateful `LSTM` layer with N `units`?

André C. Andersen answers

When using jsonlite in R, how do I specify that only some of the entries are to be treated as arrays?
Angular effects and conditional use of signals
Postgres closes connection during query after a few hundred seconds when using Psycopg2
Python base 36 encoding
Faster alternative to perform pandas groupby operation
Delta rule vs. gradient descent?
How to drop the Year-Month-Date from a datetime series in python?
Column names and data types for materialized views in PostgreSQL?
Howto copy a dask dataframe?
`ProcessPoolExecutor` works on Ubuntu, but fails with `BrokenProcessPool` when running Jupyter 5.0.0 notebook with Python 3.5.3 on Windows 10