Top "V8" questions

V8 is Google's open source JavaScript engine.

How to debug node js app with breakpoints and everything?

I've installed node-inspector just to find out that it doesn't support breakpoints :| What's the point in it at all, bearing …

debugging node.js v8 node-inspector
Javascript: How to get multiple matches in RegEx .exec results

When I run /(a)/g.exec('a a a ').length I get 2 but I thought it should return 3 because …

javascript regex node.js v8
v8 JavaScript performance implications of const, let, and var?

Regardless of functional differences, does using the new keywords 'let' and 'const' have any generalized or specific impact on performance …

javascript performance constants v8 let
Why doesn't Node.js have a native DOM?

When I discovered that Node.js was built using the V8 JavaScript engine, I thought: Great, web scraping will be …

javascript node.js dom v8 headless-browser
What version of Javascript is supported in node.js

I'm getting started with Node.js and I'm having a hard time figuring out what version of JavaScript is supported …

javascript node.js v8
How do I escape a string for a shell command in node?

In nodejs, the only way to execute external commands is via sys.exec(cmd). I'd like to call an external …

javascript shell escaping node.js v8
Javascript Engines Advantages

I am confused about JavaScript engines right now. I know that V8 was a big deal because it compiled JavaScript …

javascript v8 rhino spidermonkey javascript-engine
Dumping whole array: console.log and console.dir output "... NUM more items]"

I am trying to log a long array so I can copy it quickly in my terminal. However, if I …

arrays node.js v8 dump console.log
Accessing line number in V8 JavaScript (Chrome & Node.js)

JavaScript developers who have spent time in languages like C often miss the ability to use certain types of introspection, …

javascript node.js google-chrome v8
What's the maximum size of a Node.js Buffer

I got a fatal error reading a file was too big to fit in a buffer. FATAL ERROR: v8::Object::…

node.js v8