Node js for enterprise
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The document discusses Node.js, including what it is, its benefits, use cases, and readiness for enterprise use. Node.js is an event-driven, non-blocking I/O model that is well-suited for building scalable web applications with real-time features but not CPU-intensive batch processes. It promotes fast development with smaller codebases and is widely adopted by enterprises. The document also covers Node.js application architecture, database support, development tools, deployment practices, and strategies for adoption.
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DLAU und die Lizenzen nach dem CCB- und CCX-Modell sind für viele in der HCL-Community seit letztem Jahr ein heißes Thema. Als Notes- oder Domino-Kunde haben Sie vielleicht mit unerwartet hohen Benutzerzahlen und Lizenzgebühren zu kämpfen. Sie fragen sich vielleicht, wie diese neue Art der Lizenzierung funktioniert und welchen Nutzen sie Ihnen bringt. Vor allem wollen Sie sicherlich Ihr Budget einhalten und Kosten sparen, wo immer möglich. Das verstehen wir und wir möchten Ihnen dabei helfen!
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Node js for enterprise
- 1. Agenda • What is Node JS? • Why Node JS? • Is it ready for enterprise?
- 2. Node JS • Light weight event driven non – blocking IO model • Will be helpful for building highly scalable web sites providing real time data • Not for CPU intensive processes. For example for batch processing Node JS may not be the right solution
- 3. Why Node JS • Node JS makes it easy to develop web applications. • Reduces the development effort and cost considerably. • Compare a sample shopping cart application using Node.js vs Java, Node js application is at least 10 times smaller in size in terms of lines of code.* • Node js is also really fast. • Maintaining a smaller application is easy and java script is very easy to learn.
- 4. Node JS Application Architecture Model JSON/XML/J ava Script Objects View Html/CSS Controller Angular JS scripts User Interactions Express Web Server Server side scripts Other services MongoDB Files HTTP
- 5. Node JS Use cases • Exposing API’s for your organization • Real time trading app showing real time prices
- 6. Ready for Enterprise? • Security • Supports securing applications through https. • Few Java script functions which has vulnerabilities but by avoiding them, highly secure Node JS applications can be created. • Scalability • Node applications can be scaled by deploying them in multiple servers and allowing the connections through load balancer. • Node JS provides Cluseter API to use multiple cores of the server.
- 7. Database support • In the web application, the data has to be stored and almost all the databases are supported by Node js • Mongo DB • My SQL • Oracle
- 8. Development support • Debugging • JSHint • Unit testing • Node JS has in built assert module for unit testing • Mocha – light weight framework to test Node JS apps. • Functional testing • Tobi • Soda
- 9. Production deployment • Node JS acts as a server as well. So no need for a costly application server to deploy your web application. • Node modules like Forever and Uptime keeps the Node JS applications up and running all the time even after server restarts and crashes. • Static files can be served from different http server to improve the performance. Nginx is open source server which can be used
- 10. Adopting Node JS • Enterprises should start trying Node JS in not so critical applications first to start off • Based on the learnings and results of these applications, decide whether to go ahead with Node JS • Already lot of big names are using Node js for enterprise like PayPal, Walmart etc.
- 11. Demo • Shopping cart application