clean code

Author: oldratlee

c

@@ -3,7 +3,7 @@
 # Run command and put output to system clipper.
 #
 # @Usage
-#   $ ./c echo "hello world!"
+#   $ c echo "hello world!"
 #   $ echo "hello world!" | c
 #
 # @author Jerry Lee

tcp-connection-state-counter.sh

@@ -9,14 +9,14 @@
 # @author @sunuslee
 
 # On MacOS, netstat need to using -p tcp to get only tcp output.
-[ -n "$(uname | grep Darwin)" ] && option_for_mac="-ptcp"
+uname | grep Darwin -q && option_for_mac="-ptcp"
 
 netstat -tna $option_for_mac | awk 'NR > 2 {
     s[$NF]++
 }
 
 END {
     for(v in s) {
-        printf "%-12s%s\n", v, s[v]
+        printf "%-11s %s\n", v, s[v]
     }
 }' | sort -nr -k2,2