分数越高，人们越幸福。 Luxembourg – 7.6 points Living in the worlds richest country inevitably puts a smile on your face! This small landlocked European country has an army of 800 people (yes, 800). They don't have a navy nor an air force but together ...
Peteris Krumins has done a great job on “Top Ten One-Liners from CommandLineFu Explained”. Here’s my short summary for quick reference: #1. Run the last command as root 1.$ sudo !! #2. Serve the current directory at http://localhost:8000/ 1.$ python -m SimpleHTTPServer #3. ...