Where I can find some Lghtning Component source code for my study.
Here are some tutorials and other resources for Lightning Components with sample code:
- Lightning Component Developer's Guide
- Lightning Components module on Trailhead
- Jeff Douglas's Build Your First Lightning Component
- Developerforce Lightning Components Tutorial
- Lightning Components Sample App: Belgian Beer Explorer
- Transforming Analytics API Data for Lightning Components
Keep an eye on the Salesforce Developers' blog for more posts on Lightning.