I guess I am getting old... In the "old" times, computers and software came with manuals. A common appendix of those manuals were encoding tables, i.e., every

I guess I am getting old... In the "old" times, computers and software came with manuals. A common appendix of those manuals were encoding tables, i.e., every column was an encoding and every row a codepoint. Sometimes you had to introduce relatively common characters by pressing a special key and then the number of the codepoint for the character you wanted to insert.