facebook/folly
Apr 2026 – Apr 2026
1 Month active
Languages Used
C++Python
Technical Skills
Asynchronous ProgrammingC++ developmentPythonPython developmentPython integrationSoftware testing
Gary Zheng
PROFILE
Gary Zheng
Worked on the folly repository to enhance the stability of IOBuf KeepAlive, focusing on preventing use-after-free errors and deadlocks during Python asyncio loop teardown. Addressed these issues by updating the IOBuf free callback to store an Executor KeepAlive token rather than raw pointers, ensuring proper lifecycle management when integrating C++ and Python. Expanded unit and regression test coverage for the IOBuf free callback, particularly for Python bindings, to guard against future regressions. Leveraged asynchronous programming, memory management, and multithreading skills to deliver targeted commits that improved reliability and maintainability of the IOBuf component within the folly codebase.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
3Total
Bugs
0
Commits
3
Features
1
Lines of code
494
Activity Months1
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Work History
April 2026
3 Commits • 1 Features
Apr 1, 2026April 2026 monthly summary focusing on key accomplishments for the folly project related to IOBuf KeepAlive stability and test coverage. This month centered on hardening the IOBuf lifecycle with Python asyncio integration, reducing risk of use-after-free and deadlock scenarios, and expanding test coverage to prevent regressions.
3 Commits • 1 Features
Apr 1, 2026April 2026 monthly summary focusing on key accomplishments for the folly project related to IOBuf KeepAlive stability and test coverage. This month centered on hardening the IOBuf lifecycle with Python asyncio integration, reducing risk of use-after-free and deadlock scenarios, and expanding test coverage to prevent regressions.
April 2026
Activity
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Quality Metrics
Correctness100.0%
Maintainability86.6%
Architecture93.4%
Performance86.6%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++Python
Technical Skills
Asynchronous ProgrammingC++ developmentPythonPython developmentPython integrationSoftware testingUnit TestingUnit testingmemory managementmultithreading
Repositories Contributed To
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