polaris

static std::string timePointAsString(const std::chrono::system_clock::time_point& tp) {
    std::time_t t = std::chrono::system_clock::to_time_t(tp);
    std::string ts = std::ctime(&t);
    ts.resize(ts.size()-1);
    return ts;
}

greew

Problem: I experienced Spotify being stuck in full screen mode. The title bar with minimize, maximize and close wasn't present and no keyboard shortcut I know about would exit full screen.

Solution:

@mastier has improved the solution - see here

Solution (old):