Add a few examples to README.md

README.md

@@ -60,6 +60,8 @@ This project is available through [npm](https://www.npmjs.com/). To install:
 $ npm install ipfs --save
 ```
 
+Requires npm@3 and node >= 4, tested on OSX & Linux, expected to work on Windows.
+
 ### Use in Node.js
 
 To include this project programmatically:
@@ -110,8 +112,44 @@ The last published version of the package become [available for download](htt
 
 ### Examples
 
-> **Will come soon**
+```js
+var fs = require('fs')
+var IPFS = require('ipfs')
+var node = new IPFS()
 
+var fileName = './hello.txt'
+
+// Display version of js-ipfs
+node.version(function (err, versionData) {
+  if (!err) {
+    console.log(versionData)
+    // We can initialize the repo, however it only needs to be done once.
+    node.init(function (err) {
+      // If the repo has been initialized this will tell us.
+      if (err) console.log(err)
+      // Ok let's go online and do some cool stuff
+      node.goOnline(function () {
+        // We can test to see if we actually are online if we want to
+        if (node.isOnline()) console.log('Yep, we are online')
+        // Now that we are online now. Let's add a file.
+        var readStream = fs.createReadStream(fileName)
+        node.files.add(readStream, function (err, data) {
+          if (!err) {
+            // Awesome we've added a file so let's retrieve and display its contents from IPFS
+            node.files.cat(data[0].hash, function (err, stream) {
+              if (!err) {
+                stream.pipe(process.stdout, { end: false })
+                // let's call it a day now and go offline
+                node.goOffline()
+              } else { console.log('Oops for some reason there was a problem retrieving your file: ' + err) }
+            })
+          } else { console.log('Oops there was a problem: ' + err) }
+        })
+      })
+    })
+  } else { console.log(err) }
+})
+```
 ### API
 
 A complete API definition will come, meanwhile, you can learn how to you use js-ipfs throught he standard interface at [![](https://img.shields.io/badge/interface--ipfs--core-API%20Docs-blue.svg)](https://github.com/ipfs/interface-ipfs-core)