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Andrew Au

PROFILE

Andrew Au

Over a two-month period, contributed targeted enhancements to diagnostic and system programming tools across two repositories. In dotnet/diagnostics, developed features to expose Dynamic Adaptation Mode (DATAS) status within the debugger, integrating new status fields and logging mechanisms using C# and C++ to improve observability and streamline root-cause analysis. For files-community/Satori, implemented unified, cross-platform AVX CPU feature detection by introducing a centralized C source file and updating CMake build integration, leveraging C and CMake for maintainability and correctness. The work demonstrated depth in debugging tools, runtime internals, and build systems, focusing on foundational improvements rather than bug fixes.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

2Total
Bugs
0
Commits
2
Features
2
Lines of code
184
Activity Months2

Your Network

4788 people

Work History

March 2025

1 Commits • 1 Features

Mar 1, 2025

Monthly summary for 2025-03 for repository files-community/Satori. Focused on centralized, cross-platform AVX feature-detection improvements. No major bugs fixed this period. Key accomplishments include delivering unified AVX detection using minipal_getcpufeatures, introducing a dedicated C source file for the detection logic, and updating the build system to integrate the new code. Impact: enhances correctness and maintainability across platforms, enabling safer and more predictable performance feature behavior. Technologies/skills demonstrated: C/C++, cross-platform development, CPU feature-detection techniques with minipal_getcpufeatures, and CMake build integration.

January 2025

1 Commits • 1 Features

Jan 1, 2025

January 2025 monthly summary for repository dotnet/diagnostics. Focused on enhancing the debugger’s diagnostic surface for DATAS (Dynamic Adaptation Mode) and establishing foundational interfaces for future diagnostics tooling. Implementations deliver targeted visibility, improved observability, and business value through faster root-cause analysis and reduced debugging cycle time.

Activity

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Quality Metrics

Correctness85.0%
Maintainability80.0%
Architecture80.0%
Performance70.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

C#C++CMake

Technical Skills

Build SystemsC#C++CPU Feature DetectionDebugging ToolsRuntime InternalsSystem Programming

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

dotnet/diagnostics

Jan 2025 Jan 2025
1 Month active

Languages Used

C#C++

Technical Skills

C#C++Debugging ToolsRuntime Internals

files-community/Satori

Mar 2025 Mar 2025
1 Month active

Languages Used

C++CMake

Technical Skills

Build SystemsCPU Feature DetectionSystem Programming