[wlug] Re: Emacs: Comparing Two Regions From Two Files

On Fri, 23 Sep 2022 15:32:22 +1200, I wrote:

diff -u /dev/fd/8 /dev/fd/9 8<<EOD1 9<<EOD2

Just a note that this line might be better written as diff -u /dev/fd/8 /dev/fd/9 8<<'EOD1' 9<<'EOD2' Note the quotation marks: they disable special interpretation of “$” characters within the text. (Yes, I hit an example where I had some... <https://community.asterisk.org/t/strange-problem-on-rotary-french-phone/95431/3>)