# Data Science Tutorials

Develop your data science skills with tutorials in our blog. We cover everything from intricate data visualizations in Tableau to version control features in Git.
Discover categories

## Genetic Algorithm: Complete Guide With Python Implementation

A genetic algorithm is a search technique that mimics natural selection to find optimal solutions by iteratively refining a population of candidate solutions.

Amberle McKee

July 29, 2024

## What is OLAP?

Discover how OLAP (Online Analytical Processing) enhances data analysis by providing rapid, multidimensional exploration for informed business decision-making.

Laiba Siddiqui

July 29, 2024

## ScrapeGraphAI Tutorial: Getting Started With AI Web Scraping

ScrapeGraph AI is an open-source tool that simplifies web scraping by automatically extracting structured data from websites, allowing users to interact with and retrieve the data through simple prompts.

Ryan Ong

July 28, 2024

## Understanding the SQL SUM() Function and Its Use Cases

Discover the power of the SQL SUM() function for data aggregation. Learn how to implement rolling sums, cumulative sums, and sum multiple columns effectively.

Allan Ouko

July 25, 2024

## How to Round Up a Number in Python

Discover three straightforward techniques to round up numbers in Python: using math.ceil() from the math module, using the decimal module, and NumPy.

Allan Ouko

July 22, 2024

## Zero-Shot Prompting: Examples, Theory, Use Cases

Zero-shot prompting is a technique in which an AI model is given a task or question without any prior examples or specific training on that task, relying solely on its pre-existing knowledge to generate a response.

Dr Ana Rojo-Echeburúa

July 21, 2024

## Few-Shot Prompting: Examples, Theory, Use Cases

Few-shot prompting is a technique in which an AI model is given a few examples of a task to learn from before generating a response, using those examples to improve its performance on similar tasks.

Dr Ana Rojo-Echeburúa

July 21, 2024

## UNION vs UNION ALL in SQL

Discover the output and performance differences between UNION and UNION ALL: UNION removes duplicates while UNION ALL includes them.

Vikash Singh

July 19, 2024