Shadowlands

Shadowlands has asked 3 questions and find answers to 60 problems.

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Shadowlands questions

How to return correct type from generic function passed a related abstract type parameter
How can I (best) convert an Option into a Try?

Shadowlands answers

only once in while loop with scala
scala idiomatic way of transforming a list to an option
How to check the List<SqlRow> is empty
List of pair in Play Framework
How to declare implicit arguments in higher order functions?
NullPointerException with Array creation?
Passing Map as (flatMap) mapping function causes error
Accessing java member variable that has the name "type"
Scala - flattening a tree structure
What is the best way to extend a Java Exception in Scala properly?