{"push_id":546874730,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"908b5fd64c70c79a9d2ec38cac73e84b173ed8a9","before":"98e778a03e928c64c751100c17e71af80eeda901","commits":[{"sha":"908b5fd64c70c79a9d2ec38cac73e84b173ed8a9","author":{"email":"a925c5bed43bafd0afe65d93bf1e84bae2df4a0a@stanford.edu","name":"Mingyu Gao"},"message":"Use c++11 thread and sync primitives.","distinct":true,"url":"https://api.github.com/repos/gaomy3832/utils/commits/908b5fd64c70c79a9d2ec38cac73e84b173ed8a9"}]}