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Crawler mínimo para imagens da NASA
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| #!/bin/bash | |
| #gets apod.nasa.gov html and | |
| wget -qO- apod.nasa.gov | | |
| #filters to <IMG SRC="image/xxxx/nnnnnnn...jpg" | |
| grep IMG | | |
| #cuts out whats outside quotes | |
| cut -d '"' -f2 | | |
| #prepends link | |
| awk '{print "http://apod.nasa.gov/apod/" $0}' | | |
| #downloads the resulting url to ~/Pictures | |
| xargs wget --directory-prefix=/home/$USER/Pictures |
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