add recipies

README.md

@@ -47,4 +47,41 @@ This has some issues:
 Interestingly, I found the same trick they use to allow for menus to be printed but also pipe the output.
 By putting them menu on `stderr` instead of `stdout` you can have a menu that doesn't get yoinked by the pipe's reidrection.
 
+# Recipies
+
+> Note: I have the program wrapper script on my `$PATH` and have the wrapper script renamed to `opts`.
+
+
+Show all directories, entering the selected one.
+
+```bash
+cd $(ls -la | grep dr | awk '{ print $9 }' | opts)
+```
+
+---
+
+Show all partitions, mounting the selected one at `/mnt`.
+
+```bash
+sudo mount $(lsblk -lno type,name | grep part | awk '{ print "/dev/" $2 }' | opts) /mnt
+```
+
+You could even do the filtering after the fact, to give the user more info.
+```bash
+sudo mount $(lsblk | opts | awk '{ print $1 }') /mnt
+```
+(But this would allow you to select bad data.)
+
+---
+
+Choose what video codec to change all the videos in the current directory to.
+
+```bash
+OPTS="mpeg4\nh265\nh264"
+SEL=$(printf $OPTS | opts)
+
+for x in $(ls); do
+	ffmpeg -i $x -v:c $SEL ${x}-enc.mp4
+done
+```