event loop

Question 1

What is the JavaScript Event Loop?

Answer 1

Looks at stack and task queue, if task queue is empty, pushes first thing to the stack to run.

Question 2

What is different between “blocking” and “non-blocking” with respect to how code is executed?

Answer 2

Blocking methods execute synchronously (nothing else can happen only one code); while non-blocking methods execute asynchronously (other code can run).

Question 3

Main take aways

Answer 3

when doing asynchronous stuff.

things that takes a long time will get pushed to side, so other stuff can keep runnning.