scala-collections Archives

Programming, scala

IT Nursery

Reduce, fold or scan (Left/Right)?

When should I use reduceLeft, reduceRight, foldLeft, foldRight, scanLeft or scanRight? I want an intuition/overview of their differences – possibly with some simple ...

June 1, 2022
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Programming, scala

IT Nursery

What is the difference between JavaConverters and JavaConversions in Scala?

In scala.collection, there are two very similar objects JavaConversions and JavaConverters. What is the difference between these two objects? Why do they both ...

May 30, 2022
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Programming, scala

IT Nursery

When should I choose Vector in Scala?

It seems that Vector was late to the Scala collections party, and all the influential blog posts had already left. In Java ArrayList ...

May 29, 2022
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Scala 2.8 breakOut

In Scala 2.8, there is an object in scala.collection.package.scala: def breakOut[From, T, To](implicit b : CanBuildFrom[Nothing, T, To]) = new CanBuildFrom...

May 25, 2022
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Is the Scala 2.8 collections library a case of “the longest suicide note in history”? [closed]

As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be supported by facts, ...

April 19, 2022
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