From 636945b71875415c4a27f693dd76649a6dfbd8bd Mon Sep 17 00:00:00 2001
From: Andy Stewart <boss@airbladesoftware.com>
Date: Fri, 3 Sep 2010 10:06:41 +0100
Subject: [PATCH] Add comment on association delete.

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index e3678eb1..d4b16d70 100644
--- a/README.md
+++ b/README.md
@@ -249,6 +249,8 @@ But none of these will:
     >> @book.author_ids = [@solzhenistyn.id, @dostoyevsky.id]
     >> @book.authors = []
 
+Having said that, you can get the first one (`@book.authors.delete @tolstoy`) working with this [monkey patch](http://stackoverflow.com/questions/2381033/how-to-create-a-full-audit-log-in-rails-for-every-table/2381411#2381411).  Many thanks to Danny Trelogan for pointing it out.
+
 There may be a way to store authorship versions, probably using association callbacks, no matter how the collection is manipulated but I haven't found it yet.  Let me know if you do.