* examples in this color or italized lightgray or maybe in silver
` --help` | show a short overview of the <command> syntax |
⋅`grep` | search and print lines matching a pattern |
`-i` | case insensitive |
grep -i 'tere' index.html | search for the string 'tere' in index.html |
`tere` | tere |
`tere` | tere |