Jamie Shepherd questions

Jamie Shepherd answers

• Date validation in Formik: 'Date of purchase' must be earlier than 'Date of sale'
• React formik form validation: How to initially have submit button disabled
• TypeScript: object with any keys except one
• yup validation on multiple values
• Using YUP with Material-UI TextField
• How to pass navigation props to "createStackNavigator" to use default header with animation