The Fractions module in Python is a built-in module that provides support for rational number arithmetic. It allows you to work with fractions (like 1/2, 3/4, etc.) exactly, without the precision issues that can occur with floating-point numbers. What Problems Does It Solve? Problem with Floating-Point Numbers: python # Floating-point precision issue print(0.1 + 0.2) # Output:…
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Python Program with Data Querying 🔍 This script connects, creates, inserts data, and then executes SELECT * queries on both tables. Python Key Querying Commands Explained
Python Program with Data Insertion 💾 This revised script adds the connection and table creation steps, followed by inserting the specified number of records using SQL INSERT commands. Python
The sqlite3 module is the standard library for working with the SQLite database in Python. It provides an interface compliant with the DB-API 2.0 specification, allowing you to easily connect to, create, and interact with SQLite databases using SQL commands directly from your Python code. It is particularly popular because SQLite is a serverless database…
Python Calendar Module The calendar module in Python provides functions for working with calendars, including generating calendar data for specific months or years, determining weekdays, and performing various calendar-related operations. Importing the Module python import calendar Key Methods in the Calendar Module 1. calendar.month(year, month, w=2, l=1) Returns a multiline string with a calendar for the specified month….
🎭 Social Engineering: The Art of Human Hacking Welcome to one of the most fascinating—and dangerous—topics in cybersecurity: Social Engineering. 🧠 What is Social Engineering? At its core, social engineering is the psychological manipulation of people to divulge confidential information or perform specific actions. While we focus on its cybersecurity implications, it’s a tool used…
💻 The Hacker Methodology: A Step-by-Step Guide to Understanding Cyber Attacks While there’s no official “hacker’s playbook,” most cyberattacks follow a common, logical sequence. Understanding this methodology is key to defending against it. Let’s break down the six typical phases of a cyber attack. 🔍 Phase 1: Reconnaissance / Footprinting — The Information Gathering Stage…
Python timedelta Explained timedelta is a class in Python’s datetime module that represents a duration – the difference between two dates or times. It’s incredibly useful for date and time arithmetic. Importing timedelta python from datetime import timedelta, datetime, date Basic Syntax python timedelta(days=0, seconds=0, microseconds=0, milliseconds=0, minutes=0, hours=0, weeks=0) Examples 1. Basic timedelta Creation python from datetime…
Formatting Date and Time in Python Python provides powerful formatting options for dates and times using the strftime() method and parsing using strptime() method. 1. Basic Formatting with strftime() Date Formatting python from datetime import date, datetime # Current date today = date.today() print(“Date Formatting Examples:”) print(f”Default: {today}”) print(f”YYYY-MM-DD: {today.strftime(‘%Y-%m-%d’)}”) print(f”MM/DD/YYYY: {today.strftime(‘%m/%d/%Y’)}”) print(f”DD-MM-YYYY: {today.strftime(‘%d-%m-%Y’)}”) print(f”Full month: {today.strftime(‘%B %d, %Y’)}”) print(f”Abbr…