DSDoogal Simpsonindoogal.dev·1d ago · 5 min readPremature Optimization: What Donald Knuth Actually MeantQuick Answer: The famous quote "premature optimization is the root of all evil" is often misunderstood. Donald Knuth actually wrote that we shouldn't pass up opportunities in a "critical 3%" of cases.00
DSDoogal Simpsonindoogal.dev·1d ago · 5 min readWhy Software Engineers Prefer YYYY-MM-DD (ISO 8601)Quick Answer: The YYYY-MM-DD date format (codified as ISO 8601) is the global standard in software because it enables natural chronological sorting as a plain string. Unlike regional formats (MM-DD-YY00
DSDoogal Simpsonindoogal.dev·3d ago · 4 min readIs 100% Test Coverage Worth It? Realistic Testing TargetsMany developers treat test coverage as a game where the only acceptable high score is 100%. But in the real world of software delivery, chasing absolute perfection often introduces diminishing returns00
DSDoogal Simpsonindoogal.dev·6d ago · 5 min readWhy JavaScript Has Quirks (And Why TC39 Can't Fix Them)TL;DR: JavaScript has notorious quirks because it was designed in just ten days as a prototype to help Netscape survive the early browser wars. Because the internet relies on absolute backwards compat10
DSDoogal Simpsonindoogal.dev·Aug 2 · 5 min readHow to Prevent SQL Injection with Parameterized QueriesQuick Answer: SQL injection attacks exploit vulnerabilities in how web applications construct database queries. By sending malicious SQL code through user input fields (like search bars), attackers ca00
