Nagi's Gems

#	Total Rank	Daily Rank	Name	Summary
1	48,566	86,038	findaface	This gem attempts to discern whether an image contains any faces. Depends on OpenCV.
2	50,103	86,038	wp-hmac	Enable different HMAC keys on different routes / subdomains.
3	76,795	53,556	safe_env	This gem defines one proceedure `SAFE_ENV` which works like `ENV` with one important di...