Guide C# asynchronous programming patterns including async/await and CancellationToken.
npx skills add https://github.com/Objective-Arts/lens-dist --skill async
Please help me install this Agent Skill. Skill: async Source: https://github.com/Objective-Arts/lens-dist/tree/main/canon/async Command: npx skills add https://github.com/Objective-Arts/lens-dist --skill async
This Skill helps developers write correct, efficient, and deadlock-free asynchronous code in C#, preventing common pitfalls and improving application scalability.
Task.WhenAll for efficient parallel execution.Review the core principles for writing correct asynchronous code in C#.
High-intent search queries and answers about installing and using this skill.
C# async await deadlocks typically occur when blocking async operations capture the synchronization context. Prevent these deadlocks by applying ConfigureAwait(false) and avoiding blocking calls on asynchronous tasks.
To handle errors in C# asynchronous tasks, you implement robust error handling using try/catch blocks. For cancellation, you pass a CancellationToken to your async methods to gracefully terminate operations when requested.
The best way to run multiple C# async tasks in parallel is utilizing Task.WhenAll. This concurrency pattern efficiently executes multiple asynchronous operations concurrently and waits for all of them to complete.
You should use ValueTask instead of Task in C# async programming when an asynchronous operation often completes synchronously. ValueTask reduces memory allocations and improves performance in high-throughput concurrency scenarios.
Refactor synchronous C# code by applying async await patterns and proper error handling. This asynchronous refactoring eliminates performance bottlenecks, prevents deadlocks, and leads to a more responsive, scalable application.
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