I have a form with lots of input fields. I needed a way of validating the input but also making sure the users input would still be there in the case of something being invalid. (instead of the ...

Testing functions isn't hard, but how do you test user input and output? In my last article, I started looking at "pytest", a framework for testing Python programs that's really changed the way I look ...

User input validation is an important part of any Web application's navigation flow. There are two peculiar tasks that every Web application performs-check that all required form fields are filled ...

Interested in learning Python? Jack Wallen takes you through your first steps in building a simple application to take user input and write it to a file.

Microsoft .NET lets you build complex applications quickly and easily, but its selection of controls does have notable gaps. Fortunately, you can address part of this deficiency yourself by building ...

I have worker thread(s) that use the logger. In the main thread, I occasionally need to ask the user to take some action. Which means I need to suppress the logger from actually printing until the ...