nodejslearnerfiles/1.NodeJS-Intros/NPM/nvm.txt

Very Good Beginnings if you want to Learn Node.js

// Do a Git Clone and Obtain the NVM repository.

git clone git://github.com/creationix/nvm.git /MEAN/nvm
cd nvm
chmod 755 nvm.sh
./nvm.sh


// Install various versions of Node and set a default.

-bash-4.2$ nvm install 0.8.15
Downloading and installing node v0.8.15...
Downloading https://nodejs.org/dist/v0.8.15/node-v0.8.15-linux-x64.tar.gz...
######################################################################## 100.0%
Computing checksum with sha256sum
Checksums matched!
Now using node v0.8.15 (npm v1.1.66)
-bash-4.2$


-bash-4.2$ nvm install v6.9.1
Downloading and installing node v6.9.1...
Downloading https://nodejs.org/dist/v6.9.1/node-v6.9.1-linux-x64.tar.xz...
######################################################################## 100.0%
Computing checksum with sha256sum
Checksums matched!
Now using node v6.9.1 (npm v3.10.8)
-bash-4.2$




-bash-4.2$ nvm ls
        v0.8.14
        v0.8.15
->       v6.9.1
         system
default -> v6.9.1
node -> stable (-> v6.9.1) (default)
stable -> 6.9 (-> v6.9.1) (default)
iojs -> N/A (default)
lts/* -> lts/carbon (-> N/A)
lts/argon -> v4.9.1 (-> N/A)
lts/boron -> v6.14.1 (-> N/A)
lts/carbon -> v8.11.1 (-> N/A)
-bash-4.2$


// Finally you got the REPL

-bash-4.2$ node
>
>
>


// Running a Sample Script using the Node.js

-bash-4.2$ node timeout.js
Hello
World
-bash-4.2$ cat timeout.js
setTimeout(function() {
console.log("World");
}, 1000);

console.log("Hello");
-bash-4.2$ node -v
v6.9.1
-bash-4.2$


// You can Spin Up a Simple HTTP server using the node.js and this is how you do it.

var http = require('http');
http.createServer(function (req,res) {
   res.writeHead(200, {'Content-Type':'text/plain'});
   res.end('Hello World\n');
}).listen(1337);
console.log('Web Server running...');

// You will get a HTTP "Response" as "Hello World.." if you do, http://34.234.96.21:1337