#                                 1.1.0 patchlevel 1
#                                 | | |            |
#          Code base version -----/ | |            |
#          Major version -----------/ |            |
#          Minor version -------------/            |
#          Patchlevel -----------------------------/

current_user=`id | sed 's/uid=[0-9][0-9]*(\([^)]*\)).*/\1/'`

(sleep 3; echo username; sleep 3; echo password; sleep 5; echo "ls -l"; sleep 3; echo "exit") | telnet hostname

cat $FILE | sed -e '/^#/d'

cat $FILE | sed -n "/^[0-9]/p"

cat $FILE | sed -n "/^[0-9]/p"

cat $FILE | sed -e "/^$/d"

cat $FILE | sed -e "/^[ ][	]*$/d"

sed "/export[ |	]*PIPPO/d" $FILE

echo "/usr/bin/prova" | sed -e "s/.*\///"

echo "/usr/bin/prova" | sed -e "s/\/[^\/]*$//"

sed -n -e "5p" $FILE

sed -n -e "2,5p" $FILE

sed "s/\"/ /g"

sed "s/,/ /g"

sed 's:bin::'

id | sed -n "/^uid=[0-9]*(\([^)]*\)).*/s//\1/p"

echo "-T100" | sed 's/^-T//'

cat /etc/passwd | sed 's/\([^:]*\):.*:\(.*\):[^:]*$/_dir=\2 _user=\1/'

sed -n 3,3p file

sed -n -e '/ebuild/p' $temp_file_1 > $temp_file_2