microsoft-docs
Document · .NET Core
Checking the official docs before writing code against Azure or .NET SDKs: that the method exists, that the signature is right, and that the pattern is not deprecated.
when: When using a Microsoft API for the first time, or when an error does not match what you expected.
How to ask
Check the official docs on whether BlobClient.UploadAsync accepts that overload.
Queries that narrow down · Verifying signatures · Mixed SDK versions · Deprecated patterns