https://www.duncanleung.com/blog 📚 Learning, 👨🏻‍💻 Building, 📝 Documenting... en-us duncan@leungs.email (Duncan Leung) duncan@leungs.email (Duncan Leung) Mon, 13 Jan 2020 00:00:00 GMT https://www.duncanleung.com/blog/aws-amplify-aws-exports-js-typescript https://www.duncanleung.com/blog/aws-amplify-aws-exports-js-typescript A guide to properly typing and integrating AWS Amplify configuration files in TypeScript projects, with focus on aws-exports.js setup. Mon, 13 Jan 2020 00:00:00 GMT duncan@leungs.email (Duncan Leung) awstypescript https://www.duncanleung.com/blog/switch-multiple-aws-profile-aws-cli-serverless https://www.duncanleung.com/blog/switch-multiple-aws-profile-aws-cli-serverless A guide to set up and switch between multiple AWS profiles when working with AWS CLI and Serverless Framework projects. Tue, 05 May 2020 00:00:00 GMT duncan@leungs.email (Duncan Leung) awsserverless https://www.duncanleung.com/blog/serverless-pseudo-parameters-reference-another-lambda https://www.duncanleung.com/blog/serverless-pseudo-parameters-reference-another-lambda A detailed guide to using Serverless Framework pseudo parameters for referencing Lambda functions and other AWS resources in your serverless applications. Sun, 10 May 2020 00:00:00 GMT duncan@leungs.email (Duncan Leung) awsserverless https://www.duncanleung.com/blog/serverless-set-breakpoint-locally-debug-aws-lambda https://www.duncanleung.com/blog/serverless-set-breakpoint-locally-debug-aws-lambda A step-by-step guide to setting up and using breakpoints for local debugging of AWS Lambda functions, improving serverless development workflow. Thu, 28 May 2020 00:00:00 GMT duncan@leungs.email (Duncan Leung) awsserverlessdebugging https://www.duncanleung.com/blog/serverless-securing-authenticate-aws-api-gateway-endpoints-cognito-iam-api-key https://www.duncanleung.com/blog/serverless-securing-authenticate-aws-api-gateway-endpoints-cognito-iam-api-key A guide to implement authentication and authorization in AWS API Gateway, covering Cognito User Pools, IAM roles, and API keys with practical examples. Sat, 30 May 2020 00:00:00 GMT duncan@leungs.email (Duncan Leung) awsserverlesssecurity https://www.duncanleung.com/blog/aws-set-up-email-billing-alert https://www.duncanleung.com/blog/aws-set-up-email-billing-alert A detailed guide to setting up automated email billing alerts in AWS using CloudWatch metrics and SNS notifications for cost monitoring. Wed, 17 Jun 2020 00:00:00 GMT duncan@leungs.email (Duncan Leung) awscloudwatchmonitoring https://www.duncanleung.com/blog/self-hosting-go-binary-aws-ec2-systemd https://www.duncanleung.com/blog/self-hosting-go-binary-aws-ec2-systemd Deploying a Go service to a single AWS EC2 instance as a hardened systemd service - cross-compiling the binary, copying it across, creating a non-root service user, configuring systemd with the right hardening directives, and handling graceful shutdown. Mon, 03 May 2021 00:00:00 GMT duncan@leungs.email (Duncan Leung) backendgoaws