Pump up the volume
To make the program more useful, the DJ wants to be able to dynamically and interactively control the volume of the track as it plays. Basically, as the track plays, the DJ wants to fiddle with the volume. To make the program more useful, the DJ wants to be able to dynamically and interactively control the volume of the track as it plays. Basically, as the track plays, the DJ wants to fiddle with the volume. In the physical world, most devices that have a volume control provide either a large,...
pygame is cross platform
Before continuing with the rest of this chapter, you need to take five to download and then install the pygame technology onto your computer. The pygame technology is an example of what's known as a third-party library that's extra functionality that can be added into your Python environment, but which isn't part of the standard library. As installing pygame tends to be a very platform-specific thing, we've uploaded a set of instructions onto the Head First Programming website for you to...
Your Programming Toolbox Wpd
You've got Chapter 5 under your belt. Let's look back at what you've learned in this chapter S - M of keys values wrtk the line variable at every irrende of a Comma The code that you write will make its way into many programs. And, although sharing is good, you need to be careful. One programmer might take your code and use it in an unexpected way, while another might change it without even letting you know. You might want to use one function in all your programs and, over time, that function's...
Capturing the protocol event isnt enough
Your code captures the protocol event and redefines its behavior. But, what about the behavior that used to execute by default Take a look at this small example program, which redefines the close-box protocol to check with the user before actually destroying the window from tkinter.messagebox import askokcancel app Tk app.title Capturing Events app.geometry '250x100 200 200' if askokcancel title 'Are you .sure ', message 'Do you really want to quit ' app.destroy shutdown app.mainloop Clicking...