Data Science Educational Resources
StrataScratch is a data science educational platform with over 1,000+ real interview questions from your favorite companies.
Guides
Understanding SQL's INTERSECT Command
What is INTERSECT in SQL? How does it work? When to use it? How to write an INTERSECT query? You can find all these questions answered in this article.
Nathan Rosidi -
NumPy Concatenate(): Efficient Array Manipulation in Python
Mastering advanced techniques in data manipulation with NumPy through comprehensive understanding and application of array concatenation methods.Nathan Rosidi -
Data Science in 2024 - What Has Changed
What has changed in the data science landscape, and what are the challenges of the 2024 data science job market?Nathan Rosidi -
Chi-Square Test in Python: A Technical Guide
Exploring Categorical Variables in Education Through Python's Chi-Square Test.Nathan Rosidi -
An In-Depth Guide to SQL SELECT DISTINCT Statement
SQL SELECT DISTINCT is a powerful statement for removing duplicates from your data. Learn how to use it in different scenarios and what its alternatives are.Nathan Rosidi -
A Comprehensive Review of Online Platforms for SQL Practice
This article will give you directions on how to practice SQL online. We talk about the best SQL platforms and practices you should apply when learning online.Nathan Rosidi -
Performing Anova in Python for Precision Agriculture
Exploring agricultural insights with Anova in Python using the Kaggle crop recommendation dataset.Nathan Rosidi -
Clustered vs. Non-Clustered Indexes in SQL
Today’s showdown is clustered vs. non-clustered indexes. Learn more about their features, strengths, and weaknesses, and join us to see who wins this fight.Nathan Rosidi -
A Day in the Life of a Senior Data Scientist
Everything you never wanted to know about a day in the life of a senior data scientist. We take a voyeuristic look into the life of some guy called Nate.Nathan Rosidi -
Python Collections: Essentials to Advanced
Mastering Python Collections: In-depth exploration of Lists, Dictionaries, Tuples, and advanced data structures for optimal coding efficiency.Nathan Rosidi -
How to Use Python Lambda Functions
A comprehensive exploration of Python lambda functions: advanced techniques for efficient data analysis in socio-economic and demographic studies.Nathan Rosidi -
Tree-Based Models in Machine Learning
Mastering Tree-Based Models in Machine Learning: A Practical Guide to Decision Trees, Random Forests, and GBMs.Nathan Rosidi -