Hi
#
        automatically turn previous command into an alias 
      
>
        alias mkal='_f(){_al=$(history -n -1 -1 | sed "s#\\\\n##" );
        alias $1="$_al" ; alias -L "$1"};_f' 
      
>
        ps -eo pid,ppid,cmd,%mem,%cpu --sort=-%mem | head 
      
>
        mkal psq 
      
> psq
 PID PPID CMD %MEM %CPU 
    
        3393 2374 /usr/lib/firefox/firefox 10.0 3.6 119165 
      
3364
        /usr/lib/thunderbird/thunde 7.2 30.4 
      
.. etc
      
any
        improvements, easier way etc