How to send ownerTid into a parallel foreach loop?

[Kagamin]

On Saturday, 27 June 2020 at 07:51:21 UTC, adnan338 wrote:
> On Saturday, 27 June 2020 at 07:31:56 UTC, Kagamin wrote:
>> std.concurrency is for noninteractive appications, the 
>> approach with gui timer was the correct one.
>
> Thank you. That works but my progress bar is sometimes getting 
> stuck because of a possible data race.
> See 
> https://forum.dlang.org/post/gacweulvbyorksetidcj@forum.dlang.org

Sometimes? In that code you write the progress variable only 
once, so it doesn't change after that. Nothing else can possibly 
happen there with or without multithreading.