Nagi's Gems

#	Total Rank	Daily Rank	Name	Summary
1	50,757	87,723	findaface	This gem attempts to discern whether an image contains any faces. Depends on OpenCV.
2	52,352	42,533	wp-hmac	Enable different HMAC keys on different routes / subdomains.
3	71,294	87,723	safe_env	This gem defines one proceedure `SAFE_ENV` which works like `ENV` with one important di...