jmrk questions

jmrk answers

• ES6 Maps and Sets: how are object keys indexed efficiently?
• When and How JavaScript garbage collector works
• Call Stack & Event loop - why waiting for empty stack?
• Why is destructuring an array in javascript slower than for an object?
• V8 Debug Protocol Commands
• How v8 handle stack allocated variable in closure?
• How V8 optimise code using hidden classes and inline caching
• Actual V8 implementation of JS execution stack
• Why does the toString() method of an array return an empty string when the array contains a RegExp?
• Javascript var vs let (de)optimization/slowdown issue in v8 and SpiderMonkey