Theodor Zoulias

Theodor Zoulias has asked 20 questions and find answers to 165 problems.

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Experienced .NET developer, strong Crazyhouse player. Appreciates nicely written code and sneaky pawn drops!

Theodor Zoulias questions

How to make a lightweight `Replay` operator that can be subscribed only once?
List<T>.AddRange throws ArgumentException when passing a ConcurrentDictionary as argument
How to chunkify an IEnumerable<T>, without losing/discarding items in case of failure?
Dictionary methods Remove and Clear (.NET Core) modify the collection during enumeration. No exception thrown
The ValueTask<TResult> and the async state machine
How to force an IAsyncEnumerable to respect a CancellationToken
Task.WhenAny with cancellation of the non completed tasks and timeout
How to implement an efficient WhenEach that streams an IAsyncEnumerable of task results?
Why is IEnumerable.ToObservable so slow?
Prevent a Console App (.NET Core) from printing "exited with code 0." in VS2019

Theodor Zoulias answers

During thread contention how can I speed up this ConcurrentQueue implementation which uses ReaderWriterLockSlim over a regular Queue<T>
KeyCollection as IEnumerable produces inconsistent LINQ behavior
How to make a lightweight `Replay` operator that can be subscribed only once?
What all is stored when we say synchronization context is stored?
Does .NET 6's PeriodicTimer capture the current SynchronizationContext by default?
How can I run a async enumerator method synchronously and store it as an IEnumerable?
From IEnumerable<Task<T>> to IAsyncEnumerable<T> by yield returning inside a Parallel.ForEach/Parallel.ForEachAsync gives error CS1621
How to generate a random double number in the inclusive [0,1] range? [duplicate]
Distribute ConcurrentQueue<> amongst workers equally
Task.Factory.StartNew + TaskCreationOptions.LongRunning explanation