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NSU ACM Student Chapter

NSU ACM SC

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North South University,
Bashundhara R/A, Dhaka-1229
acm.sc@northsouth.edu

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Publications / Blogs

Notes from the work.

Technical writing, lessons learned, and ideas from students who are building and exploring.

OverviewResearchProjectsBlogsNewsMagazineTool KitLearning ResourcesGallery

3 results

How We Built a Sub-Millisecond Contest Leaderboard Using Redis Sorted Sets and WebSocketsSystem DesignExplore details
September 02, 2026Preview

How We Built a Sub-Millisecond Contest Leaderboard Using Redis Sorted Sets and WebSockets

A breakdown of architectural decisions, race condition mitigations, and WebSocket multiplexing to handle thousands of concurrent contest submissions.

7 min read read

System DesignRedisWebSockets
Abrar Hossain Niloy
Mastering Segment Trees with Lazy Propagation for Competitive ProgrammingAlgorithmsExplore details
August 20, 2026Preview

Mastering Segment Trees with Lazy Propagation for Competitive Programming

Demystifying range queries, interval updates, coordinate compression, and persistent segment trees with clear C++ template implementations.

11 min read read

AlgorithmsData StructuresICPC
Kazi Rayhan Uddin
Zero-Day Discovery 101: Memory Corruption and Stack Buffer Overflows on x86_64CyberSecExplore details
July 28, 2026Preview

Zero-Day Discovery 101: Memory Corruption and Stack Buffer Overflows on x86_64

A practical guide to analyzing vulnerable C binaries using GDB-Peda, calculating stack offsets, and constructing ROP chains in safe lab environments.

9 min read read

CyberSecBinary ExploitationReverse Engineering
Farhan Ishraq Khan
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