Gráficos de radar o de araña con Gruff
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Gruff es una librerÃa de Ruby para realizar gráficos. Es muy simple de usar, pero para ello, primero se ha de instalar. Nada más fácil: sudo gem install gruff Una vez instalado, se puede usar uno de los múltiples tutoriales que hay por Internet. Yo, por mi lado, me he decidido a hacer uno de …