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V8

2 posts
  1. Senior Frontend Interview Prep, Part 2: Memory, Garbage Collection and Leak TopologiesFifteen interview questions on the V8 heap: generational collection, the scavenger, concurrent marking and write barriers, and the five leak shapes behind almost every 'the tab is using two gigabytes' report.MemoryJavaScript12 min
  2. Senior Frontend Interview Prep, Part 1: Inside the JavaScript EngineFifteen interview questions on how V8 turns source text into machine code — tiers, hidden classes, inline caches, elements kinds and deoptimisation — with the answers verified against a live engine.JavaScriptV812 min