# A nice explanation of memory stack vs. heap

**URL:** <https://discourse.julialang.org/t/a-nice-explanation-of-memory-stack-vs-heap/53915>\
**Category:** Offtopic\
**Tags:** memory-allocation\
**Created:** [January 25, 2021, 2:39pm UTC](https://discourse.julialang.org/t/a-nice-explanation-of-memory-stack-vs-heap/53915 "2021-01-25T14:39:17Z")\
**Posts on this page:** 1\
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**Author:** ![sylvaticus](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/sylvaticus/32/203883_2.png) [@sylvaticus](https://discourse.julialang.org/u/sylvaticus)\
**Post date:** [January 25, 2021, 9:47pm UTC](https://discourse.julialang.org/t/a-nice-explanation-of-memory-stack-vs-heap/53915/2 "2021-01-25T21:47:25Z")

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Ok, but can we “choose” which memory to use, or it done “automatically” ? And in such case, based on what?

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