JS Scope
![](./talk-1-js-scope/scope.png)
Examining closure and scope
Callbacks & Promises
![](./talk-1-promises-node/promises-node.png)
Callbacks are gradually being replaced with Promises in some modules and components. We review callbacks again here and look at how promises approach the same tasks.
Node on Heroku
![](./talk-2-heroku/heroku.png)
Heroku is a PaaS, supporting node and a variety of other application types. We review here the steps involved in deploying a node app.
Lab-10 Deployment
![](./book-deployment/img/main.png)
Deploy the application + the mongo database, to an application server.