static JFrame showCenteredFrame(S title, int w, int h) {
  ret showCenteredFrame(title, w, h);
}

static JFrame showCenteredFrame(int w, int h, Component content) {
  ret showCenterFrame(w, h, content);
}

static JFrame showCenteredFrame(S title, int w, int h, Component content) {
  ret showCenterFrame(title, w, h, content);
}

static JFrame showCenteredFrame(S title, Component content) {
  ret showCenterFrame(title, content);
}


static JFrame showCenteredFrame(Component content) {
  ret showCenterFrame(content);
}