iKaushal

Just add alias calc ‘awk “BEGIN{ print \!:1 }”;’ to your .alias or whatever-your-default-shell-file-is file. Restart the terminal. Example usage: calc 4*4 Though, it gets a bit cluttery if you want to use parenthesis. calc “1000000\*\(1.45\+6.2\)\/100″ You need to put the whole expression in double quotes and use the escape character “\” for every symbol [...]