Start the scala interpreter by typing scala and the return key on your command line.

我们可以通过在命令行输入scala，回车，来启动scala解释器。

youdao

If you'd rather shun all that graphical overhead, you can also deploy J2ME on your command line.

如果您宁愿避免所有的图形开销，则您也可以在命令行上部署J2ME。

youdao

For the techie on your list, try In the Beginning Was the Command Line by Neal Stephenson, his extended essay on the relationship between culture and the computer.

NPR: The Least Material of Material Gifts

By using a controller device called the WACI NX you could turn on the TV, turn on the XBOX, switch to the correct input on the TV, and send the PLAY command to XBMC all in 1 button press on your PSP.

ENGADGET: How-To Hacks finalist: Controlling your home with your PSP

They call this thing ChatPerf, and it's a thumb-drive-sized atomizer that plugs into your mobile device so it can be triggered to release specific odors on command.

CNN: Apparently This Matters: Smell-O-Vision for your phone