find-samples.sh: examples of how to use the `find` command, and combine it with others commands

find-samples.sh

# Find in the current folder (recursively) all the files with .xml extension.
find . -name '*.xml'

# Find all the __pycache__ files (or folders) and execute
# for each result the command `rm -r` with the filename as a first argument
find . -name "__pycache__" -print0 | xargs -0 rm -r

# Find into the /tmp folder files that the path matchs a regex expression
find /tmp -regextype posix-egrep -regex ".*\.(le|c)ss$"

# Find all the JSON files with the word "Username" on it, and then print the 5 surrounding lines for each found
find . -name '*.json' -exec egrep -Hn -C 5 "Username" {} \; | egrep -C 5 "Username"