Samouczki data science

Integrity constraints in SQL are rules enforced on database tables to maintain data accuracy, consistency, and validity, such as ensuring unique primary keys and valid foreign key relationships.

In Python, use the .encode() method on a string to convert it into bytes, optionally specifying the desired encoding (UTF-8 by default).

Learn to use decorators like @functools.lru_cache or @functools.cache to cache functions in Python.

Boost your productivity and make debugging a breeze. Find the right Integrated Development Environment for your needs.

This snscrape tutorial equips you to install, use, and troubleshoot snscrape. You'll learn to scrape Tweets, Facebook posts, Instagram hashtags, or Subreddits.

This tutorial dives into the Databricks approach to AI & Machine Learning in the Databricks Lakehouse and introduces its latest features.

Dive into the essentials of backpropagation in neural networks with a hands-on guide to training and evaluating a model for an image classification use scenario.

Learn to master DynamoDB with Node.js in this beginner's guide. Explore table creation, CRUD operations, and scalability in AWS's NoSQL database.

Explore the basics of Shiny for Python so you can start making interactive dashboards and web applications with this new library quickly!

A comprehensive visual guide into skewness/kurtosis and how they effect distributions and ultimately, your data science project.

A tutorial on mastering the fundamentals of anomaly detection - the concepts, terminology, and code.

Learn about loss functions in machine learning, including the difference between loss and cost functions, types like MSE and MAE, and their applications in ML tasks.