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Flexbox – Div at end of row

The following lines of code demonstrate how to align a div at the end of the flexbox row when you want to display the rest of the them at the start.
flexbox

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Unit testing method called with parameters

The following two unit tests demonstrate the scenario where you would want to write a unit test to verify whether a method was called with the required parameters. It also tests how many times a method was invoked by passing a mock method.

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Allow arrow functions as properties in React Components using eslint

If you don’t configure your .eslintrc file, then you might see this “Parsing error: Unexpected token =” when you do the following in your react components.

To use arrow functions as properties in React components you can do the following.