Shawn Ng
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Computer Science

3 deep dives tagged Computer Science, newest first.

Quantum Computers Have a Dirty Secret

· 7 min read

Five fundamental limitations of quantum computing that explain why your laptop still beats quantum computers for most real-world tasks.

  • quantum-computing
  • ai
  • hardware

4 Data Structures Every Developer Should Master

· 6 min read

The four data structures every developer needs: arrays, hash tables, stacks and queues, and trees, with Python examples and Big-O analysis.

  • data-structures
  • algorithms
  • software-engineering

The Hidden Magic of Hash Tables: How Your Computer Finds Anything in an Instant

· 7 min read

How hash tables achieve O(1) lookups: hash functions, collision resolution, load factor, and a Python implementation built from scratch.

  • data-structures
  • hash-tables
  • algorithms

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