Songziyu's Blog

• 1 Why Djot is Not Perfect
• 2 Least Squares Comparisons of 4 Ways: Speed and Accuracy
  • 2-appendix1 Matrix Calculus and Normal Equations
  • 2-appendix2 Pseudoinverse Properties and Proof
• 3 Motivation Behind Some Bash Syntax that is Different from General-purpose Languages
• 4 MySQL Basic Data Types
• 5 Go Programming Language Syntax Summary
• 6 Notes of a Unix Socket Programming Newbie
• 7 An Independent Investigation Report of Compound Bad Debts Caused by the UNI Price Surge
  • 7-appendix1 Time-weighted Average Price in Uniswap v3 Explained
• 8 JSON Parsing and Recursion Revisit