(React) ....map is not a function error

Hi every one am new here as well as react, i really need help with my code, i keep on getting this error the link to the sandbox LINK

Is JavaScript & SVG a valid approach for building a simple BPM Tool?

I am looking to create a simple visual workflow UI that allows you to place rectangles, include some text some text and make connections from one rectangle to another. Kind of like a flow diagram, but the thinking would be more of a business process ...

Just rewrote JS template engine library - advice on syntax and publishing

Hi everyone! So, I just finished a major rewrite of my template engine library, Squirrelly (the new version can be found here). Features include: Super fast parsing times Plugins Filters Filter parameters Native code Comments Nice syntax Configurabl...

Are you still using Backbone + Marionette JS for building application?

What's your experience on Reactjs based Dashboard Framework?

Hey All, I would like to get ideas/suggestions from you on "Using Reactjs based Dashboard Framework" for one of my upcoming app development. While I have experience in working with react but I haven't explored much on the Dashboard Framework. Also I...

RollupJS umd build + isomorphic-unfetch

I'm building a javascript library and I'm using Rollup to create cjs, esm, and umd builds. Tests tell me that my cjs and esm builds look good. However, when I test my umd build I get an error and it looks like it's related to isomorphic-unfetch. Do...

RollupJS configuration + async/await

I'm building a Javascript library using ES6. For bundling, I moved away from Webpack and started to use Rollup. However, I'm having issues transpiling. It looks like async/await is not handled properly. Does any one have a working rollup.config.js...

Scope of Variable

I know that if a variable in defined inside a function, with var keyword, then it will have Local Scope. When I tested following in Console of Browser, first output was undefined. Why? nw1 = 1; function nwf() { alert(nw1); ...