ICAO defines the protocols for air accident investigation followed by transport safety authorities in countries signatory to the Convention on International Civil Aviation (Chicago Convention). The Air Navigation Commission (ANC) is the technical body within ICAO.
Node.jsÂ® is a JavaScript runtime built on Chrome's V8 JavaScript engine. Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient. Node.js' package ecosystem, npm, is the largest ecosystem of open source libraries in the world.
As an asynchronous event driven framework, Node.js is designed to build scalable network applications. In the following hello world example, many connections can be handled concurrently. Upon each connection the callback is fired, but if there is no work to be done Node is sleeping.