From ad5e9eea3b0f0d404bf07913a7e69af14aae1cf9 Mon Sep 17 00:00:00 2001
From: Christy O'Reilly <christyor73@gmail.com>
Date: Mon, 3 Jun 2019 20:28:39 +0100
Subject: [PATCH] Document yarn hot reload polling fallback (#9782)

---
 docs/developers-guide.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docs/developers-guide.md b/docs/developers-guide.md
index 01a4e209503..482d75ab996 100644
--- a/docs/developers-guide.md
+++ b/docs/developers-guide.md
@@ -105,6 +105,8 @@ There is also an option to reload changes on save without hot reloading if you p
 $ yarn build-watch
 ```
 
+Some systems may have trouble detecting changes to frontend files. You can enable filesystem polling by uncommenting the `watchOptions` clause in `webpack.config.js`. If you do this it may be worth making git ignore changes to webpack config, using `git update-index --assume-unchanged webpack.config.js`
+
 ### Frontend testing
 
 All frontend tests are located in `frontend/test` directory. Run all frontend tests with
-- 
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