Update cheatsheets

tldr/linux/sed

@@ -15,24 +15,24 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Replace all `apple` (extended regex) occurrences with `APPLE` (extended regex) in all input lines and print the result to `stdout`:
 
-`{{command}} | sed -E 's/(apple)/\U\1/g'`
+`{{command}} | sed {{[-E|--regexp-extended]}} 's/(apple)/\U\1/g'`
 
 - Replace all `apple` (basic regex) occurrences with `mango` (basic regex) in a specific file and overwrite the original file in place:
 
-`sed -i 's/apple/mango/g' {{path/to/file}}`
+`sed {{[-i|--in-place]}} 's/apple/mango/g' {{path/to/file}}`
 
-- Execute a specific script [f]ile and print the result to `stdout`:
+- Execute a specific script file and print the result to `stdout`:
 
-`{{command}} | sed -f {{path/to/script.sed}}`
+`{{command}} | sed {{-f|--file}} {{path/to/script.sed}}`
 
 - Print just the first line to `stdout`:
 
-`{{command}} | sed -n '1p'`
+`{{command}} | sed {{[-n|--quiet]}} '1p'`
 
 - [d]elete the first line of a file:
 
-`sed -i 1d {{path/to/file}}`
+`sed {{[-i|--in-place]}} 1d {{path/to/file}}`
 
 - [i]nsert a new line at the first line of a file:
 
-`sed -i '1i\your new line text\' {{path/to/file}}`
+`sed {{[-i|--in-place]}} '1i\your new line text\' {{path/to/file}}`