| 1. | | Ask HN: What are the common sensors you would buy to make your own ECG? |
| 11 points by calvinx on Oct 6, 2016 | past | 2 comments |
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| 2. | | Execution Discipline (calvinx.com) |
| 3 points by calvinx on Aug 26, 2014 | past |
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| 3. | | Open-source django continuous integration + game lightweight toy for hackers. (facebook.com) |
| 2 points by calvinx on July 29, 2010 | past |
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