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Understanding Absolute Values in Python: A Complete Guide

Learn how to use Python's abs() function to calculate absolute values. Includes practical examples, best practices, NumPy integration, and common pitfalls.

Python Dictionary get() Method: The Complete Guide

Learn how to safely access dictionary values in Python using the get() method. Includes best practices, code examples, and common pitfalls.

NumPy dot() Function: A Complete Guide to Matrix Operations

Master NumPy's dot() function for matrix multiplication and vector operations. Learn best practices, optimization tips, and common pitfalls.

Python Substring Guide: Complete Tutorial with Examples

Learn Python substring operations with clear examples. Master string slicing, manipulation methods, and best practices.