Parsing Bash Config Files
Many times a script is written that needs extra/persistent configuration from the user. In most languages this is no big deal, you just import your json/yaml/toml parser and you're good to go. The common thing to do for many bash scripts that require configuration is to ask the user to put another actual bash script containing variable declarations in the file:
Fuzzy searching for MPD in Bash
I recently came across [fzf](https://github.com/junegunn/fzf), which is an interactive line filter. By default `fzf` will fuzzy search recursively through file names in the current directory, but it also filters through stdin.