Yup, didn't think of that possibility, thanks for pointing it out.
> You may (should?) be able to initialize a pthread-based PTHREAD_PROCESS_SHARED + PTHREAD_MUTEX_ROBUST mutex in a shared memory region and have everything just work.
Trying this now, I'll make another post if I can get it working. Thanks for the suggestion.
Clone of typehere.co which is no longer available.
It gives you a text canvas where anything you type is stored in the browser's local storage. Convenient scratch-pad right from the browser.