# Mmap.mmap leaves the file open

**URL:** https://discourse.julialang.org/t/mmap-mmap-leaves-the-file-open/19413
**Category:** New to Julia
**Tags:** mmap
**Created:** [January 9, 2019, 7:19am UTC](https://discourse.julialang.org/t/mmap-mmap-leaves-the-file-open/19413 "2019-01-09T07:19:03Z")
**Posts on this page:** 1
**Showing post:** 4

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### Author: ![tim.holy](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/tim.holy/32/52_2.png) [@tim.holy](https://discourse.julialang.org/u/tim.holy)
#### Post date: [January 9, 2019, 9:37am UTC](https://discourse.julialang.org/t/mmap-mmap-leaves-the-file-open/19413/4 "2019-01-09T09:37:39Z")

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A runnable example might help (your example references lots of variables that we don’t have). Also details about your platform: Windows is quite different from Linux, for example.

> [@Please read: make it easier to help you](https://discourse.julialang.org/t/psa-make-it-easier-to-help-you/14757):
>
> Welcome to the Julia Discourse! We are enthusiastic about helping Julia programmers, both beginner and experienced. This public service announcement (PSA) outlines best practices when asking for help. Following these points makes it easier for us to help you and more likely you’ll get a prompt, useful answer. Keywords are highlighted to make it easier to refer to specific points. Choose a descriptive title that captures the key part of your question, eg “plots with multiple axes” instead of …

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