In this article I will share a reusable TypeScript function to update multiple fields of DynamoDB table. If you’re not using a library or function for this purpose, constructing a DynamoDB query every time can really make your code messy. Before you read further, AWS already has these two libraries…

As a cloud-focused engineer, it’s inevitable that I have to consume cloud resources locally from my computer. Let it be running some CLI commands or standing up a working application environment that talks to the cloud. Setting up the correct permissions with boundaries and security in mind is nothing of…

With CloudFormation — Recently, I need to spin up an EC2 to conduct a series of testing within a private network. This is a one-time usage, hence I created a CloudFormation script that will create the EC2 and allow Session Manager to access it via SSH. In order for Session Manager to access…

S3 and DynamoDB Gateway Endpoints — If you don’t know already, AWS provides S3 and DynamoDB gateway endpoints free of charge. With these endpoints in place, the requests to S3 and DynamoDB will go through AWS private network instead of the public internet. The benefits are: It’s free for data transfer, not the actual S3 and DynamoDB services. Secure…

Run in Docker container instead (the easy way) — Intro The typical development workflow for a React application would be as follows, as an example: npx create-react-app my-app cd my-app npm install npm run start Well, nothing wrong with that. Your latest Node 18 project might be fully compatible with Node 16 that is currently installed. …

Using Auth0 as an Identity Provider — Intro Auth0 is a great identity service provider for quickly bootstrapping an enterprise application with user management. Unless you’re a big company with capable resources, you don’t really want to reinvent a new identify platform. In this article, I will show you on a high-level how I handle user ingestions from…

GitHub https://github.com/alanzhaonys/workmail-intercepter-excel-to-csv Goals Automate data ingestion when it’s delivered by email Transform the data before storage Prerequisites WorkMail email An existing S3 bucket to hold the CloudFormation template and Lambda source code An existing S3 bucket to hold the files Limitation of the code The Lambda included only processes one Excel attachment in .xlsx format. …

Find Your Perfect Business Location Using AWS QuickSight and CloudFormation Intro In this article, I will show you how to use AWS QuickSight and CloudFormation to generate analysis reports. I will be using real-world demographics and business directory data to analyze and recommend optimal business locations for your next venture. Below is a preview of the generated report. To see the…