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Pinch has asked 17 questions and find answers to 3 problems.

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Pinch questions

How to use addAll with generic collection?
How to measure peak heap memory usage in Java?
foldLeft early termination in a Stream[Boolean]?
In Spark Streaming, how to detect for an empty batch?
Strategy to keep local cache see the same "version" of data in a distributed system
Mysql table running out of ids
String comparison in Swift is not transitive
H2 - How to create a database trigger that log a row change to another table?
Embed sqlite database to docker container?
What is a TrieMap and what is its advantages/disadvantages compared to a HashMap?

Pinch answers

Find k-th smallest element data structure
How to detect the first occurrence of palindrome