fun with unix programs

cmds

$ cat sample | sort | uniq -c
   2 bat
   4 cat
   2 dog
   1 gator

$ cat sample | sort | uniq -c | sed "s/^[ \t]*//"
2 bat
4 cat
2 dog
1 gator

$ cat sample | sort | uniq -c | sed "s/^[ \t]*//" | cut -d " " -f1
2
4
2
1

$ cat sample | sort | uniq -c | sed "s/^[ \t]*//" | cut -d " " -f2
bat
cat
dog
gator

$ cat sample | sort | uniq -c | sed "s/^[ \t]*//" | cut -d " " -f1,2
2 bat
4 cat
2 dog
1 gator

$ cat sample | sort | uniq -c | sed "s/^[ \t]*//" | sort -n -r
4 cat
2 dog
2 bat
1 gator

sample

cat
dog
cat
bat
cat
cat
gator
dog
bat