July 2018
Intermediate to advanced
462 pages
12h 2m
English
Content preview from Qt5 Python GUI Programming Cookbook
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How it works…
In this application, the Label widget with the text Are you Sure? and the two push buttons, Yes and No, are initially hidden. These three widgets will be displayed only when the email address and password entered by the user are found in the database table. These three widgets enable the user to confirm that they really want to delete the row. So, the hide() method is invoked on these three widgets to make them initially invisible. Also, the click() event of the push button with the objectName property pushButtonDelete is connected to the DeleteUser() method. This means that whenever the Delete button is clicked, the DeleteUser() method is invoked. Similarly, the click() event of the push button with the objectName property ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.