Use `ls` and `tree` to explore directories in Unix / Linux.
This post dives into a couple of useful commands:
Both great commands for figuring out the structure of
a directory and its subdirectories on Linux or Unix.
ls lists directory contents.
# List current directory contents, along with its subdirectory contents.
tree shows the contents of the current directory and its subdirectories as a tree.
# List contents of directory and subdirectories as a tree.