# Kotlin and Android Development featuring Jetpack : No complete explanation on 0dp

**URL:** <https://forum.devtalk.com/t/kotlin-and-android-development-featuring-jetpack-no-complete-explanation-on-0dp/27356>\
**Category:** PragProg Customers\
**Tags:** book-kotlin-and-android-development-featuring-jetpack\
**Created:** [31 October 2021 13:12 UTC](https://forum.devtalk.com/t/kotlin-and-android-development-featuring-jetpack-no-complete-explanation-on-0dp/27356 "2021-10-31T13:12:02Z")\
**Posts on this page:** 1\
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**Author:** ![mfazio23](https://forum.devtalk.com/user_avatar/forum.devtalk.com/mfazio23/32/528_2.png) [@mfazio23](https://forum.devtalk.com/u/mfazio23)\
**Post date:** [31 October 2021 15:22 UTC](https://forum.devtalk.com/t/kotlin-and-android-development-featuring-jetpack-no-complete-explanation-on-0dp/27356/2 "2021-10-31T15:22:31Z")

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Hi there!  
After the first time `0dp` is mentioned, the next sentence is the explanation:

> That turns the responsibility of sizing the view over to the .

In other words, setting something to `0dp` means the assigned constraints will handle the sizing for the component. Or, if the constraints are not there, the component actually has no size.

Hope this helps!

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