# Top 10 Kotlin Stack Overflow questions, pt 1 - decisions, decisions

DevFeed: [Top 10 Kotlin Stack Overflow questions, pt 1 - decisions, decisions](<https://devfeed.tech/articles/top-10-kotlin-stack-overflow-questions-pt-1-decisions-decisions-27089.md>)

Original publisher: [Read original article](<https://zsmb.co/top-10-kotlin-stack-overflow-questions-1/>)

Author: Márton Braun

Published: 2018-04-24T08:00:00Z

Content type: tutorial

Language: en

Sources: [zsmb.co](<https://devfeed.tech/sources/zsmb-co.md>)

Topics: [Kotlin](<https://devfeed.tech/topics/kotlin.md>), [Stack Overflow](<https://devfeed.tech/topics/stackoverflow.md>), [Data structures](<https://devfeed.tech/topics/data-structures.md>), [Java](<https://devfeed.tech/topics/java.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [array](<https://devfeed.tech/tags/array.md>), [arrays](<https://devfeed.tech/tags/arrays.md>), [collections](<https://devfeed.tech/tags/collections.md>), [java](<https://devfeed.tech/tags/java.md>), [jvm](<https://devfeed.tech/tags/jvm.md>), [kotlin](<https://devfeed.tech/tags/kotlin.md>), [list](<https://devfeed.tech/tags/list.md>), [marton-braun](<https://devfeed.tech/tags/marton-braun.md>), [stack-overflow](<https://devfeed.tech/tags/stack-overflow.md>), [standard-library](<https://devfeed.tech/tags/standard-library.md>), [zsmb](<https://devfeed.tech/tags/zsmb.md>), [zsmb-co](<https://devfeed.tech/tags/zsmb-co.md>), [zsmb13](<https://devfeed.tech/tags/zsmb13.md>), [zsmbco](<https://devfeed.tech/tags/zsmbco.md>)

## AI overview

This first article in a three-part series examines frequently asked Kotlin questions from Stack Overflow, focusing on choices involving arrays and collections. It explains differences between generic and primitive arrays and between eager collection operations and sequences, including guidance on when to use each option.

## Source excerpt

I've been hanging out around the Kotlin tag on Stack Overflow a lot this last year or so. This is the first part of a series covering the most frequently asked questions there. For a start, we'll be taking a look at various decisions around using collections in Kotlin. I'm hoping there's something new for everyone in here.