
Worked on linuxdeepin/dde-file-manager, delivering features and fixes focused on file management, build reliability, and security. Over five months, implemented namespace migration to ulnfs, expanded long filename support, and enhanced CIFS mount handling with secure password management and PolicyKit integration. Improved build system robustness by enabling deterministic release builds and security hardening through stack protection, read-only relocations, and position-independent executables using CMake. Leveraged C++, CMake, and shell scripting to optimize performance, error handling, and system automation. Prioritized maintainability and auditability by aligning with security best practices, refining build configurations, and integrating task tracking for traceable, reliable development workflows.
January 2026 — linuxdeepin/dde-file-manager: Delivered security- and reliability-focused CIFS mount enhancements and build hardening, with measurable improvements in robustness, security posture, and maintainability.
January 2026 — linuxdeepin/dde-file-manager: Delivered security- and reliability-focused CIFS mount enhancements and build hardening, with measurable improvements in robustness, security posture, and maintainability.
December 2025 monthly summary for linuxdeepin/dde-file-manager. Key feature delivered: FileUtils Long Filename Support Expansion (ulnfs). Expanded support for long filenames by adding 'ulnfs' to the FileUtils::supportLongName() list, enabling long filename compatibility in ulnfs workflows. This work is captured in commit 3b5b00a8b1dd5318cf629ba468f52435b05e7c9f. Task reference: https://pms.uniontech.com/task-view-381255.html. Impact: improves reliability and reduces user friction when handling long filenames in file management operations. Technologies demonstrated: C++, FileUtils class, filesystem name handling, commit-driven development, and task-tracking integration.
December 2025 monthly summary for linuxdeepin/dde-file-manager. Key feature delivered: FileUtils Long Filename Support Expansion (ulnfs). Expanded support for long filenames by adding 'ulnfs' to the FileUtils::supportLongName() list, enabling long filename compatibility in ulnfs workflows. This work is captured in commit 3b5b00a8b1dd5318cf629ba468f52435b05e7c9f. Task reference: https://pms.uniontech.com/task-view-381255.html. Impact: improves reliability and reduces user friction when handling long filenames in file management operations. Technologies demonstrated: C++, FileUtils class, filesystem name handling, commit-driven development, and task-tracking integration.
Summary: 2025-11 focused on security hardening for linuxdeepin/dde-file-manager. Key deliverable was enabling stack protection and read-only relocations through updated compiler flags, reducing vulnerability surface. The change is associated with bug 337059 and delivered via commit 6120fb8b1ad29ff18e91b60b8f71dd7f224589b7.
Summary: 2025-11 focused on security hardening for linuxdeepin/dde-file-manager. Key deliverable was enabling stack protection and read-only relocations through updated compiler flags, reducing vulnerability surface. The change is associated with bug 337059 and delivered via commit 6120fb8b1ad29ff18e91b60b8f71dd7f224589b7.
August 2025 focused on reinforcing release stability for linuxdeepin/dde-file-manager. Key delivery: a deterministic release build fix that prevents non-reproducible builds by adjusting CMake configurations (skipping build rpath for release builds and defining build directory macros to a non-existent path), ensuring build artifacts do not leak into source and enhancing release reliability. Implemented in commit 049d78572ab55ac94375e0dc2e6a99602b7cc103 (fix: fix non-reproducible builds). Impact: reduced release risk, smoother CI/CD, and fewer customer-facing build inconsistencies. Technologies/skills demonstrated: build system hardening (CMake), release engineering, debugging non-reproducible builds, and attention to artifact cleanliness and reproducibility. This work supports business goals of delivering reliable, auditable releases and improving customer trust.
August 2025 focused on reinforcing release stability for linuxdeepin/dde-file-manager. Key delivery: a deterministic release build fix that prevents non-reproducible builds by adjusting CMake configurations (skipping build rpath for release builds and defining build directory macros to a non-existent path), ensuring build artifacts do not leak into source and enhancing release reliability. Implemented in commit 049d78572ab55ac94375e0dc2e6a99602b7cc103 (fix: fix non-reproducible builds). Impact: reduced release risk, smoother CI/CD, and fewer customer-facing build inconsistencies. Technologies/skills demonstrated: build system hardening (CMake), release engineering, debugging non-reproducible builds, and attention to artifact cleanliness and reproducibility. This work supports business goals of delivering reliable, auditable releases and improving customer trust.
2024-09 Monthly Summary for linuxdeepin/dde-file-manager focusing on the File Management Namespace Migration to ulnfs.
2024-09 Monthly Summary for linuxdeepin/dde-file-manager focusing on the File Management Namespace Migration to ulnfs.

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