Why does JavaScript sometimes work and sometimes not? Understanding the basics of loading order

I created a process to open a menu when a button is pressed, but nothing happens.Even with the same JavaScript, it suddenly started working when I changed where the file was loaded.In web development, ...

Node.js 24 and 26 take about 100 seconds to recover memory after a load—Measuring V8's memory reducer with Docker memory limits

Issue #66564 in nodejs/node reports that in Node.js 24 and 26, memory does not return for about 100 seconds even in an idle ...