react-with-typescript | TypeScript sample implementations of common React | Frontend Framework library

(short story)

I have two typescript files : renderer.tsx and app.tsx.

I want to import the later into the former, so I use :

I am using typescript and react-native-maps to create a react-native application. I am following one of their examples given here.

Before I try to call the methods I have to create a ref as shown in the example but I am getting the following error.

"Property 'map' does not exist on type 'Map'"

Here's my code.

When I build my project, it builds fine, and creates the bundle.js file, however when navigating to the page at http://localhost:8080/ I'm presented with the warning in the console:

Loading failed for the

I'm building a React application using TypeScript.

I want to create button, that scrolls to a header of a child component on my main page.

I've created a ref in the child component, following this stack overflow answer and (tried to) use forward refs to access it on my parent component.

I'm building a React Native app with TypeScript. I'm doing my component tests using Jest and Enzyme. I'm also using React Navigation

In my last question Brian explained to me how to correctly test the press of a button. My problem is that the buttons onPress prop may be undefined. Let me show you the code:

e.g. my component:

I've already tried nearly all available tutorials to get a simple MVC5 project to run using TypeScript and ReactJS.

Note: I've created the projects from scratch using using Visual Studio 2015, .NET 4.6.1 and the ASP.NET Web Application (.NET Framework), Empty 4.6.1 Template.

Some of the tutorials I already tried so far can be found here, here, here, here and here

When trying to use webpack I always get the following error:

Invalid configuration object. Webpack has been initialised using a configuration object that does not match the API schema.

In between I have some messages from npm saying

npm WARN engine ts-loader@2.0.0: wanted: {"node":">=4.3.0 <5.0.0 || >=5.10"} (current: {"node":"5.4.1","npm":"3.3.4"})

whilst my node-version is the newest available.

I can't find a tutorial which works nor do I see what is going wrong here.