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.
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How to Sort a Dictionary by Value in Python
Learn efficient methods to sort a dictionary by values in Python. Discover ascending and descending order sorting and bonus tips for key sorting.
Neetika Khandelwal
June 19, 2024
Codestral API Tutorial: Getting Started With Mistral’s API
To connect to the Codestral API, obtain your API key from Mistral AI and send authorized HTTP requests to the appropriate endpoint (either codestral.mistral.ai or api.mistral.ai).
Ryan Ong
June 18, 2024
PySpark: How to Drop a Column From a DataFrame
In PySpark, we can drop one or more columns from a DataFrame using the .drop("column_name") method for a single column or .drop(["column1", "column2", ...]) for multiple columns.
Maria Eugenia Inzaugarat
June 16, 2024
How to Calculate Cube Roots in Excel: A Step-by-Step Guide
There are three easy ways to calculate cube roots in Excel: the caret ^ operator, the POWER() function, and custom VBA functions.
Laiba Siddiqui
June 14, 2024
A Complete Guide to DataWarehousing on AWS with Redshift
This guide to AWS Redshift covers setting up and managing a cloud data warehouse, loading data, running complex queries, optimizing performance, integrating with BI tools, and provides best practices and troubleshooting tips for success.
Zoumana Keita
June 13, 2024
How to Convert Bytes to String in Python
To convert bytes to strings in Python, we can use the .decode() method, specifying the appropriate encoding.
Stephen Gruppetta
June 12, 2024
ROW_NUMBER SQL Function: How to Display Row Numbers
The ROW_NUMBER() SQL function assigns sequential integers to rows within a result set, optionally partitioning the data and ordering the rows within each partition.
Kevin Babitz
June 12, 2024
How to Create and Format a Combo Chart in Excel
To create a combo chart in Excel, select your data, go to the "Insert" tab, go to the "Charts" group, and choose "Combo Chart."
Elena Kosourova
June 12, 2024
A Comprehensive Guide to Calculating Skewness in Excel
Calculating skewness in Excel is a straightforward process: we use either the SKEW() or SKEW.P() function.
Arunn Thevapalan
June 12, 2024
Using a Knowledge Graph to Implement a RAG Application
Learn how to implement knowledge graphs for RAG applications by following this step-by-step tutorial to enhance AI responses with structured knowledge.
Dr Ana Rojo-Echeburúa
June 11, 2024
Prompt Compression: A Guide With Python Examples
Prompt compression is the process of reducing the length of an input prompt while retaining the essential information needed for a language model to understand and generate a relevant response.
Dimitri Didmanidze
June 10, 2024
A Comprehensive Guide to Using ANOVA in Excel
Learn the simplified process of conducting ANOVA in Excel, and interpreting the results with clear, step-by-step instructions.
Arunn Thevapalan
June 7, 2024