Jan Hesters

End To End Testing Amplify Apps

August 27, 2019 • ☕️☕️ 8 min read

Do what you always do and use Amplify's helper methods for setup and teardown.

Setting Up a Project with CI/CD Using Amplify

August 20, 2019 • ☕️☕️☕️ 13 min read

Use Husky and the Amplify console.

Multiple Environments with AWS Amplify

August 13, 2019 • ☕️☕️ 8 min read

Treat the environments like Git.

Lambda Triggers & Read-Only Permissions with AWS Amplify

August 06, 2019 • ☕️ 5 min read

Add the users to static groups using your Lambda triggers.

Testing Lambda Functions (feat. Amplify)

July 30, 2019 • ☕️☕️ 12 min read

Isolate logic, then use RITEway for unit tests and Supertest for integration tests.

How to Access the User in Lambda Functions (with Amplify)

July 16, 2019 • ☕️ 7 min read

Use a regex with custom middleware.

Understanding Arrow Functions

July 09, 2019 • ☕️ 4 min read

Implicitly returning function expressions without this.

Understanding Conditional Rendering in React

July 02, 2019 • ☕️ 6 min read

You need to understand the selector operators.

How To Use AWS AppSync in Lambda Functions

June 26, 2019 • ☕️☕️ 10 min read

Execute queries and mutations by using the correct execution policy and polyfills.

Query More Items Using Scans in AWS Amplify

June 18, 2019 • ☕️ 6 min read

Use custom resolvers to create a Scan operation.

Sorting Queries with AWS Amplify's Key Directive

June 11, 2019 • ☕️☕️ 11 min read

Sort GraphQL queries with custom index structures.

Localization with AWS Amplify

May 28, 2019 • ☕️ 3 min read

Use Amplify's I18n module to translate your app.

Tracking and Reminders in AWS Amplify

May 21, 2019 • ☕️☕️ 11 min read

Understand with Analytics and engage with AWS Pinpoint.

useCallback vs useMemo

May 14, 2019 • ☕️☕️ 8 min read

useCallback is for functions and useMemo is for results.

Unit Testing React Native Components the RITE Way

April 26, 2019 • ☕️ 2 min read

Use a little helper function.

Updater Functions in React's setState

April 05, 2019 • ☕️ 4 min read

Once you learn this, you'll understand setState better.

Announcing the Notification Newsletter

April 03, 2019 • ☕️ 1 min read

Never miss a post.

Creating GraphQL Batch Operations for AWS Amplify

March 22, 2019 • ☕️☕️ 11 min read

Use custom resolvers for bulk procedures.

Email Only Sign Up With AWS Amplify

March 14, 2019 • ☕️ 2 min read

You can change the username attributes manually.

Using TypeScript With React Native

January 18, 2019 • ☕️ 6 min read

React Native with TypeScript, linting and Enzyme or React Native Testing Library.

TypeScript HOC (Higher-Order Component) and Decorators in React

December 14, 2018 • ☕️☕️ 9 min read

You need to get the types right.

How to Add a Badge to Icons in React Native

December 07, 2018 • ☕️☕️ 10 min read

A higher-order component will do the job.