# API-First Development with Swagger *Presented by: [Fred Willerup](https://www.linkedin.com/in/willerup)* * Development is about balance * API-first (or Spec-first) as a methodology * Swagger issues * Swagger errors aren't very helpful * Lot's of duplicate code in the spec * Enable CORs in Node app * `npm install cors` * **Look up enabling CORs in node app** * "Architecture is making decisions about what is hard to change." * Why wouldn't you always do API first? * In many cases it takes more work Links: * [Swagger Editor](http://editor.swagger.io) * [Swagger ES6 Node.js code generator](https://www.npmjs.com/package/swagger-node-codegen) * Use your API Swagger definition to generate the Node.js ES6-compliant code of your API. * https://github.com/willerup/swagger-demo
Notes from Boise Code Camp 2016 talk: API-First Development with Swagger by Fred Willerup.

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