Courses

Simple Calculator Program in Python

A Simple Calculator program in Python to practice basic programming concepts like user input, conditionals, and arithmetic operations. In this Python project, you’ll create a calculator that can perform four basic operations: Addition (+), Subtraction (-), Multiplication (*), and Division (/). This calculator takes two numbers from the user and an operator to perform the…

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Python Program to Swap Two Variables

Here is an example of a Python program for swapping two variables. In Python, swapping values can be done in multiple ways. In this tutorial, we’ll cover: Example: Python program to swap two variables using a temporary variable. Example: Swapping Code Without Using a Temporary Variable. Python makes swapping easy with tuple. Python allows multiple…

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Aggregate Function in SQL

An aggregate function in SQL performs a calculation on a set of values and returns a single value. Common aggregate functions include COUNT(), SUM(), AVG(), MAX(), and MIN(). Examples of Aggregate Functions: Assume we have the following employees table: 1. COUNT(): Returns the number of rows that match a specified condition. Result: total_employees —————- 5…

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