Choose handy computer PDA as processing flat, to realize the computing of the index, the storage and display of data.

选用PDA掌上电脑作处理平台，实现指标计算、数据存储与显示。

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Talking to Friends: If you don’t have a computer handy, then don’t forget about the analog approach - call a friend or tell him or her over coffee about a great blog post you read.

与朋友谈论： 如果你手头没有电脑，那就不要忘了使用模拟的方法——打电话或者喝咖啡的时候告诉他/她你看到的好的文章。

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These things are handy for computer maintenance and for day-to-day life, so it’s worth getting one no matter what.

这些东西对电脑维修和日常生活都方便，所以不管如何值得买一个。

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But if most kids used their LeapsterGS the way I used mine, they'll be playing with it on the go, in the car and on vacations where the home computer isn't handy.

WSJ: The Digital Solution: A Review of LeapsterGS

The MIT Laboratory of Computer Science take the latter approach to an extreme with its Handy 21 project.

CNN: Opinion: The palmtop that ate Manhattan

Since we're hard pressed to think of a scenario where having a calculator and card reader on hand would be essential to your well being -- especially considering that handy "Calculator" app that comes pre-loaded on most every computer these days -- it's difficult to postulate when this awkward combination of gadgets would actually come in handy.

ENGADGET: Uni-Creation's All-in-1 memory card reading calculator