Monthly Archives: September 2023

Differences Between DOS and Windows

DOS (Disk Operating System) and Windows are both operating systems, but they are quite different in terms of their history, functionality, user interfaces, and capabilities. Here are the key differences between DOS and Windows: User Interface: DOS: DOS primarily uses a command-line interface (CLI) where users need to type text-based commands to perform tasks. It… Read More »

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PyQt Four Function Calculator

PyQt Four Function Calculator – To create a PyQt program with three QLineEdit widgets for input, labels, six buttons for performing mathematical operations (Add, Subtract, Multiply, Divide, Clear, Exit), and a third QLineEdit widget for displaying the result, you can use the following code: import sys from PyQt5.QtWidgets import QApplication, QWidget, QVBoxLayout, QHBoxLayout, QLabel, QLineEdit,… Read More »

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PyQt Program To Add Remove Clear Items From List

PyQt Program To Add Remove Clear Items From List – Source Code import sys from PyQt5.QtWidgets import QApplication, QWidget, QVBoxLayout, QHBoxLayout, QPushButton, QLineEdit, QListWidget, QLabel class FruitListApp(QWidget): def __init__(self): super().__init__() self.initUI() def initUI(self): self.setWindowTitle(‘Fruit List’) self.setGeometry(100, 100, 400, 300) self.fruit_list = QListWidget(self) self.add_button = QPushButton(‘Add Fruit’, self) self.remove_button = QPushButton(‘Remove Fruit’, self) self.clear_button = QPushButton(‘Clear… Read More »

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PyQt Introduction and Features

PyQt Introduction and Features – PyQt 5 is a popular Python library for creating desktop graphical user interfaces (GUIs) and applications. It is a set of Python bindings for the Qt application framework, which is a powerful and widely-used C++ framework for developing cross-platform applications. PyQt 5 provides a bridge between the Python programming language… Read More »

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Basic Structure of PyQt GUI Program

Basic Structure of PyQt GUI program – a Step by step procedure with explanation of each line of code. Writing a basic PyQt 5 GUI program involves several steps. PyQt 5 is a Python library for creating graphical user interfaces. Here’s a step-by-step procedure to create a simple PyQt 5 GUI program: Step 1: Install… Read More »

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Python PyQt Convert Kilograms To Pounds

Python PyQt Convert Kilograms To Pounds – To create a PyQt GUI program that converts kgs to lbs, you can use a similar approach as in the previous examples. Here’s a basic PyQt program to perform this conversion: Source Code import sys from PyQt5.QtWidgets import QApplication, QWidget, QVBoxLayout, QLabel, QLineEdit, QPushButton class KilogramsToPoundsConverter(QWidget): def __init__(self):… Read More »

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Python PyQt Convert Pounds To Kilograms

Python PyQt Convert Pounds To Kilograms – To create a PyQt GUI program that converts lbs to Kgs, you can use a similar approach as in the previous examples. Here’s a basic PyQt program to perform this conversion: Source Code import sys from PyQt5.QtWidgets import QApplication, QWidget, QVBoxLayout, QLabel, QLineEdit, QPushButton class PoundsToKilogramsConverter(QWidget): def __init__(self):… Read More »

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