Camilo Baquero camilooob

## update ubuntu
sudo apt-get update
sudo apt-get upgrade
sudo apt-get dist-upgrade

## at cron - programar tareas.txt
at

se ejecura una vez


cron

se ejecuta cuando lo definas

## curl and wget.txt
curls = muestra https

wget = descarga

## agujero negro.txt
/dev/null

## Path Mac.txt
sudo vim /etc/paths

## Brew.txt
brew update && brew upgrade && brew cleanup

## date.txt
show actual date

## chmod u+x file.txt
change file permission

## echo "sometext".txt
save text

## man.txt
show manual
	sudo apt-get update
	sudo apt-get upgrade
	sudo apt-get dist-upgrade