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Duplicate prevention
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Everything about Duplicate prevention
- Article · Software Architecture/Engineering
System Design Drill Day 9: Idempotency Keys for Payments and Retries
Design idempotent checkout payments that prevent duplicate charges, stock updates, webhook processing, and queue jobs during retries and failures.
- Article · Coding Best Practices
How to Make Background Jobs Safe to Run More Than Once
Learn how to make C# background jobs safe for retries using stable operation IDs, SQL Server unique constraints, and idempotent database operations.
- Article · Power Apps
How to Fix Patch Not Working & Duplicate Records in Power Apps
Solve Power Apps Patch issues! Prevent duplicate records and silent failures when saving data to SharePoint. Learn to update or create records reliably using LookUp. In real-world Power Apps projects, Patch failures and duplicate SharePoint records are common challenges that impact data integrity and user experience. This article explains the root causes behind these issues and how to handle them effectively. Learn practical techniques like proper form validation, conditional Patch logic, and duplicate checks. A real-world scenario walkthrough makes it easy to implement these solutions in your own apps.
