Hisen's Blog

海森的博客

思考,学术,飞行。

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Recent Posts

Hisen's Memo on OPSYS

A collection of memos on CSCI 4210 Operating System

System Calls - What’s Underneath the Hood

In previous memos, I briefly mentioned that read() and write() functions in libc are wrappers of system call read and write

About libc - The Standard C library

The C standard library, often referred to as libc, is a standard library for the C programming language

The Philosophy of UNIX and C Programming Language

This memo overviews UNIX and C programming for CSCI 4210 Operating System from both high-level and low-level perspectives

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About Me

Quantum computing researcher joining CUHK as Ph.D. student & Research Assistant Jan 2026. Ham callsign KD2TAI. Private pilot. // 香港中文大学,量子计算博士生。业余无线电呼号KD2TAI,私照飞行员。

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