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$ cat pismenka1.txt | iconv -f utf8 -t ascii//TRANSLIT//IGNO                                                                                       RE > ascii.txt

• transform Czech and other diacritics to pure ascii

$ echo "whatever" | rev

• result: revetahw

curl -u "email":"passwd" --silent "https://mail.google.com/mail/feed/atom" | perl -ne 'print "\t" if /<name>/; print "$2\n" if /<(title|name)>(.*)<\/\1>/;' | awk -v FS="(<fullcount>|</fullcount>)" '{print $2}'

• get me emails from gmail
• parse only number of new emails there

for file in /proc/*/status ; do awk '/VmSwap|Name/{printf $2" " $3}END{print ""}' $file; done | sort -k 2 -n -r | less

• parsuje used swap space

Tools