Overcoming the surprisingly stringent thread-unsafety of Qt — Writing parallel code is always a challenge, but there are extra precautions you must take when multithreading with the Qt framework. Failing to heed these precautions will lead to race conditions which cause random, hard-to-track and hard-to-reproduce crashes. What “thread-safe” means to Qt Most objects in Qt are not thread-safe. In other contexts, an object…