The first two statements of your BASH script should be…
The first statement is a Mac, GNU/Linux, and BSD portable way of finding the location of the bash interpreter. The second statement combines…
Barcelona (Spain) in four days
Barcelona Public transport is good, get a Metro card with ten tickets, and it can even be shared simultaneously. Beware of pickpockets. Credit card acceptance is high, but not 100%. Paella, a rice dish, is famous in Barcelona