It includes a variety of web application elements, as well as a tutorial for using Keynote for prototyping.

它包括各类web应用元素，以及一篇使用Keynote进行原型化的教程。

youdao

The app is being released through Google Labs and Google Code University as a security tutorial for coders.

FORBES: Google Releases Vulnerable, Bug-Ridden App--On Purpose

Brock's method, as explained in a voice-over in his online tutorial, was to climb away from opponents and hide along a rafter.

WSJ: Radical Videogamers Go on Nonkilling Spree

Do it for yourself as a log, then when you reach a point where you think your understanding is strong enough, make a tutorial about it and post it up on MAKE projects, Instructables, the Adafruit forums, or even on a tree in the park!

FORBES: Robotics Goes Social With RoboBRRD and Erin Kennedy