Samouczki Pythona

Learn how to optimize PySpark joins, reduce shuffles, handle skew, and improve performance across big data pipelines and machine learning workflows.

Understand the basic concepts of hierarchical clustering, how it works, and how to implement it in Python.

Learn how to build and enhance pie charts using Python’s Matplotlib and Pandas libraries. Discover practical code examples and essential design tips to create clear, readable visuals.

Discover how the Apriori algorithm works, its key concepts, and how to effectively use it for data analysis and decision-making.

Learn recursion in Python with examples, key concepts, and practical tips. Understand base cases, recursive functions, and when to use recursion over iteration.

Learn how Python's double underscore methods allow your custom objects to work naturally with built-in operations, from printing to arithmetic. Discover how these magic methods simplify class design and unlock powerful behaviors.

Learn how forward propagation works in neural networks, from mathematical foundations to practical implementation in Python. Master this essential deep learning concept with code examples and visualizations.

Learn how the softmax activation function transforms logits into probabilities for multi-class classification. Compare softmax vs sigmoid and implement in Python with TensorFlow and PyTorch.

Learn how to perform linear regression in Python using NumPy, statsmodels, and scikit-learn.

Learn how to use the modulo operator (%) in Python to solve real-world problems, from checking even/odd numbers to cryptography, or cyclic data structures.

Explore heavy-tailed distributions where traditional statistical methods don't apply. Discover how the Cauchy distribution effectively models phenomena where extreme events occur more frequently than expected.

Learn about linear regression, its purpose, and how to implement it using the scikit-learn library. Includes practical examples.