This application allows the user to input the name, price, and quantity of items, and it calculates the total bill. First, make sure you have Python installed on your machine. Tkinter comes pre-installed with Python, so you don’t need to install it separately. import tkinter as tk from tkinter import messagebox class BillCalculatorApp: def __init__(self, …
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To remove leading spaces from a string in C++, you can create a function that iterates through the string and finds the position of the first non-space character, then returns the substring starting from that position Here’s step by step guide how you can do this: Remove Leading spaces 1. Include Necessary Headers: …
If you want to replace the entire content of a string with another string in C++, you can simply assign the new string to the existing string. Here’s step by step guide how you can do this: Replace strings 1. Include Necessary Headers: #include <iostream> #include <string> #include <iostream> is …
File handling is an essential part of many applications. Whether you’re logging data, saving user settings, or exporting information, understanding how to create and manage files is crucial. C++ offers robust capabilities for file handling through its standard library. Today, we’ll focus on creating and writing to a file using the fstream library. Creating a …
We randomize elements in a JavaScript array using various approaches. Here, I have used Fisher-Yates Sorting Algorithm in this swap each element in the array with the randomly selected element from the remaining un-shuffled portion of the array. function shuffleArr(arr) { for (let i = arr.length – 1; i > 0; i–) { const j …
Using Html we can create a template for cycle shop. This template consists of a heading as Cycle shop and some links which navigate to other pages like About us, Home, Products, Contact details.For creating this template I have used style tag to style the template and some basic tags like header for adding a …
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Detecting faces in an image using Python can be done using several libraries, with OpenCV being one of the most popular options due to its efficiency and ease of use. Here, I’ll guide you through the process using OpenCV’s built-in Haar Cascade classifier. Additionally, other libraries like dlib or deep learning-based methods (like using TensorFlow …
Converting a float number to an integer in Python can be done using several different methods, depending on how you want to handle the decimal portion. Here are some common methods: Using int() The int() function truncates the decimal portion of the float, effectively rounding towards zero. float_num = 123.456 int_num = int(float_num) print(int_num) Output: …
Shifting Right def shift_decimal_right(number_str, places): if ‘.’ in number_str: integer_part, fractional_part = number_str.split(‘.’) number_str = integer_part + fractional_part return number_str + ‘0’ * places shifted_number = shift_decimal_right(“123.45”, 2) print(shifted_number) Output: “1234500” Shifting Left def shift_decimal_left(number_str, places): if ‘.’ in number_str: integer_part, fractional_part = number_str.split(‘.’) number_str = integer_part + fractional_part else: fractional_part = ” number_str …
In this tutorial, I’ll walk you through the process of building a color picker from scratch using HTML, CSS, and JAVASCRIPT. In the picker whichever color you choose of your choice, the color will be shown on the box below. Initial setup Before proceeding It is essential that we first set up our HTML, CSS, …
Custom color picker tool using HTML, CSS and JS. Read More »