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ls -la ~/ | more

nano ~/.bashrc

#exit
q

----------

echo 'hello'
hello

echo $SHELL
/bin/bash

which echo
/bin/echo

echo $PATH
/Users/priscillarodriguez/.npm-packages/bin:.git/safe/../../bin:/usr/local/bin:/Users/priscillarodriguez/.npm-packages/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/git/bin:/usr/X11/bin

ls -la

nano .bash_profile

control X exit

cat .bash_profile