# Using Kotlin Delegated Properties to Nullify Android References and Reduce Memory Leaks

DevFeed: [Using Kotlin Delegated Properties to Nullify Android References and Reduce Memory Leaks](<https://devfeed.tech/articles/let-your-delegates-auto-nullify-references-25733.md>)

Original publisher: [Read original article](<https://blog.shreyaspatil.dev/let-your-delegates-auto-nullify-references/>)

Author: Shreyas Patil

Published: 2021-03-12T13:39:24Z

Content type: tutorial

Language: en

Sources: [Shreyas Patil's Blog](<https://devfeed.tech/sources/shreyas-patil-s-blog.md>)

Topics: [Memory Leaks](<https://devfeed.tech/topics/memory-leaks.md>), [Android](<https://devfeed.tech/topics/android.md>), [Kotlin](<https://devfeed.tech/topics/kotlin.md>), [Jetpack](<https://devfeed.tech/topics/jetpack.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [android-app-development](<https://devfeed.tech/tags/android-app-development.md>), [delegates](<https://devfeed.tech/tags/delegates.md>), [fragments](<https://devfeed.tech/tags/fragments.md>), [kotlin](<https://devfeed.tech/tags/kotlin.md>), [kotlin-beginner](<https://devfeed.tech/tags/kotlin-beginner.md>), [lifecycle](<https://devfeed.tech/tags/lifecycle.md>), [memory-leaks](<https://devfeed.tech/tags/memory-leaks.md>), [mobile-development](<https://devfeed.tech/tags/mobile-development.md>), [properties](<https://devfeed.tech/tags/properties.md>)

## AI overview

This tutorial explains how Kotlin property delegates can automatically nullify references in Android components. It focuses on clearing Fragment and RecyclerView.Adapter references according to lifecycle events to reduce memory leaks and boilerplate.

## Source excerpt

Learn how to use Kotlin property delegates to automatically nullify references in Android, preventing memory leaks in Fragments and Activities.