[MlMt] ideas for analysing message subjects?

[Glenn Parker]

On 18 Nov 2025, at 17:21, Bill Cole wrote:

> It strikes me as a very trivial "mission." An exported mailbox is just 
> text, so if you have an exported mailbox named 2025.mbox:
>
>   grep '^Subject: ' 2025.mbox | grep -o ' .*'
>
> Will give you all the subjects without the leading "Subject:" tag

A little bit fancier. Strips out the filename and avoids a potential 
shell error for large directories:

cd [message-folder]
find . -name '*.eml' -exec grep -h -m 1 '^Subject: ' {} + | sed 
's/Subject: //'

Append the following to remove duplicate subjects:
| sort -su

Glenn P. Parker
glenn.parker at comcast.net
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