On Mon, Nov 01, 2021 at 05:29:08PM +0100, Alex fxmbsw7 Ratchev wrote: > how, or what, is a non breaking space
https://en.wikipedia.org/wiki/Non-breaking_space In HTML it's represented by In Unicode it's code point U+00A0 In UTF-8 it's encoded as 0xc2 0xa0 On my system, with Debian's X Compose defaults, I can type one by pressing Compose-Space-Space. Here's the relevant snippet from /usr/share/X11/locale/en_US.UTF-8/Compose: # Spaces <Multi_key> <space> <space> : " " nobreakspace # NO-BREAK SPACE It's one of the first things I look for whenever something is visually screwy (along with Carriage Returns). They commonly creep in when someone pastes content from a Microsoft product, or from a web site (or both). > i identified the file is in the main script sourced > > got a suggestion for a hexdump cmd ? i know of none with args On Debian, you can use hd (which is the same as hexdump -C). Or od -tx1.