It's not a display issue. Do I want to type ctrl-u <whatever hex> or copy-paste if I want to write some code that calls a function when I'm playing around with

It's not a display issue. Do I want to type ctrl-u <whatever hex> or copy-paste if I want to write some code that calls a function when I'm playing around with a new library? Well those are the two strategies I've used with experience... But some person coming new to Julia will grab some package, and then see some function call and get deer in the headlights "how the hell do i do this". And LaTeX codes are not always obvious. For example it's \triangleleft but \leftarrow