Model-View-Presenter In MVP, the Presenter contains the UI business logic for the View. All invocations from the View delegate directly to the Presenter. The Presenter is also decoupled directly from the View and talks to it through an interface. This is to allow mocking of the View in a unit test. One common attribute of … Read more
use frame.setLayout(null); this will allow you to place the Label, Button etc. where you like
If you look at the stacktrace the error is at RScene:107 and the caller is javafx. So the problem is not in the beginRace method and its caller raceStartScene. My guess is at this line (seems to be an attribute): you call implicitly calcRisk(td) when creating this object, you have no guarantee that td is … Read more
Delete all newely created .py files in the directory with Python. for example random.py, end.py – that was my problem that caused the same notification window. Reason in filename conflicts.
2021 Update… Bootstrap 5 (beta) For aligning within a flexbox div or row… ml-auto is now ms-auto mr-auto is now me-auto For text align or floats.. text-left is now text-start text-right is now text-end float-left is now float-start float-right is now float-end Bootstrap 4+ pull-right is now float-right text-right is the same as 3.x, and works for inline elements both float-* and text-* are responsive for different alignment at different widths (ie: float-sm-right) The flexbox utils (eg:justify-content-between) can … Read more