What is a CLI?
command line interface - terminals cmndr or gitbash
What is a GUI?
graphical user interface - vs code - mac OS
man
looking for the manual
cat
print and concatenate files
ls
list directory contents
pwd
print name of current directory
echo
displays a line of text
touch
change file timestamps
mkdir
make directories
mv
move or rename files
rm
remove files and directories
cp
copy files and directories
What are the three virtues of a great programmer
laziness, impatience and hubris