I code, write, and teach .NET | Tech YouTuber & Content Creator with a Full Time Job
Are you passing around the CancellationToken to all your functions blindly? Stop using Cancellation Tokens the wrong way in .NET! CancellationTokens in .NET allows the caller to express lost interest in the result of an operation. This can be at a Fu...
Imagine having a long-running request triggered by a user on your server. But the user is no longer interested in the result and has navigated away from the page. However, the server is still processing that request and utilizing resources until you ...
Scheduling tasks using AWS Lambda is useful for automating repetitive, time-based operations. Some common use cases include data backups, report generation, data cleanup, and periodic application maintenance. With Amazon EventBridge Scheduler, you ca...
The Lambda Annotations Framework is a programming model that makes it easier to build AWS Lambda Functions using .NET. In previous blog posts, we learned how to get started using the Lambda Annotations Framework, build a CRUD API Endpoint, and set up...
When building Lambda Functions, we often need to store configuration and sensitive information. AWS Provides different services like Parameter Store, Secrets Manager, etc., to store sensitive information. The AWS Lambda Powertools library makes it ea...
I made a terrible mistake when I first started using AWS Lambda Functions. I used an instance variable in my .NET class to store the Function state and reset it in the class Constructor code. I was expecting the state to reset for each function invoc...
The Lambda Annotations Framework provides a programming model for .NET developers to create AWS Lambda Functions. In previous posts, we learned how to get started with the Annotations Framework and also how to build a CRUD API using the Annotations F...
Querying is an essential operation in DynamoDB. It allows you to filter and select items in your database based on your application and user needs. When moving over to DynamoDB from more traditional relational databases like SQL Server, you must unde...
I recently worked on the 'Add to Apple Wallet' functionality at work, allowing the addition of Event tickets to Apple Wallet. The iOS Wallet app allows users to manage payment cards, boarding passes, tickets, gift cards, and other passes. The Wallet ...
