vaer-k

vaer-k has asked 16 questions and find answers to 7 problems.

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Full-stack software engineer in Los Angeles.

vaer-k questions

Get indices of top N values in 2D numpy ndarray or numpy matrix
What does an underscore after a scala method call mean?
In SQLAlchemy, is a filter applied before or after a join?
What do the on_delete options in Ecto.Migrations.references/2 do?
Why doesn't the file_input in the form on a Phoenix LiveView return a %Plug.Upload{}?
Can I read multiple files into a Spark Dataframe from S3, passing over nonexistent ones?
Why does wasm-opt fail in wasm-pack builds when generating a function returning a string?
Ionic 2 responsive grid
Python 3.5: "async with" results in SyntaxError. Why? [duplicate]
How can I tear down a SparkSession and create a new one within one application?

vaer-k answers

Eval command not found when completing the Docker for Windows tutorial
How to pattern match large Scala case classes?
Why doesn't the file_input in the form on a Phoenix LiveView return a %Plug.Upload{}?
Why does wasm-opt fail in wasm-pack builds when generating a function returning a string?
Removing duplicates from rows based on specific columns in an RDD/Spark DataFrame