http://larinconadadetajo.es/?typoy=quiero-conocer-un-hombre-italiano&7a5=ad Nice tips of unix command tools 123 398 17359 317 19 2909 39 -399 -5789 49 33 200 255 33 -378 sort -n file Sort the file by first column. The -n option ensures numeric (as opposed to lexicographic) sort. sort -k 2 -n file Sort the file by second column. The “-k” option here […]