Data Science Educational Resources
StrataScratch is a data science educational platform with over 1,000+ real interview questions from your favorite companies.
Latest blog posts
All articles
Python Libraries for Data Clean-Up
Data cleaning is an integral part of every data science project. This tedious but essential task can be much easier if you start using these Python libraries.
Nathan Rosidi - September 11, 2024
How to Get the Index of an Item in a List in Python
Master Python's index() function to efficiently locate items in lists, handle errors with custom functions, and improve data analysis using advanced techniques.
Nathan Rosidi - September 6, 2024
Data Science Degrees vs. Certification Courses: Which is Right for You?
People typically learn data science by getting a university degree or taking a certification course. But which one is right for you? The article answers this question.
Nathan Rosidi - August 28, 2024
What are the Fundamentals of Data Engineering?
Knowing the fundamentals of data engineering is essential for all newcomers to the field. This article is your springboard for further learning about data engineering.
Nathan Rosidi - August 27, 2024Career
All Career articlesData Science Degrees vs. Certification Courses: Which is Right for You?
People typically learn data science by getting a university degree or taking a certification course. But which one is right for you? The article answers this question.Nathan Rosidi - August 28, 2024What are the Fundamentals of Data Engineering?
Knowing the fundamentals of data engineering is essential for all newcomers to the field. This article is your springboard for further learning about data engineering.Nathan Rosidi - August 27, 2024Must-Have Tools for Every Stage of Data Analysis
Nathan Rosidi - August 12, 2024Tips for Crafting an Impressive Data Analyst Portfolio
Nathan Rosidi - July 24, 2024Tools for the Full-Stack Data Scientist
Nathan Rosidi - July 17, 2024Interviews
All Interviews articles
The Fundamentals of Structuring Data
Mastering data structuring is key to efficiently organizing, accessing and make sense of the vast amounts of data we interact with on a daily basis.Nathan Rosidi - August 22, 2024
How Do You Perform SQL LIKE Queries for Pattern Matching?
The LIKE SQL query allows you to perform a pattern-matching search of your text data. Learn how to use it and add wildcards for increased flexibility.Nathan Rosidi - August 19, 2024What is Big O Notation? (+ Cheat Sheet)
Nathan Rosidi - August 15, 2024Utilizing DENSE_RANK for Data Deduplication in SQL
Nathan Rosidi - August 3, 2024How to Determine Python String Length?
Nathan Rosidi - August 1, 2024Guides
All Guides articlesPython Libraries for Data Clean-Up
Data cleaning is an integral part of every data science project. This tedious but essential task can be much easier if you start using these Python libraries.Nathan Rosidi - September 11, 2024How to Get the Index of an Item in a List in Python
Master Python's index() function to efficiently locate items in lists, handle errors with custom functions, and improve data analysis using advanced techniques.Nathan Rosidi - September 6, 2024Data Science Degrees vs. Certification Courses: Which is Right for You?
Nathan Rosidi - August 28, 2024What are the Fundamentals of Data Engineering?
Nathan Rosidi - August 27, 2024The Fundamentals of Structuring Data
Nathan Rosidi - August 22, 2024Companies
All Companies articles
What Does It Take to Be a Data Engineer at Google
Journeying through Skills, Perks, and Application Insights for Aspiring Google Data EngineersNathan Rosidi - May 23, 2024
Microsoft SQL Interview Questions
We'll discuss one of the interesting Microsoft SQL interview questions to help prepare you for applying for a role as a Microsoft data scientist.Nathan Rosidi - October 30, 2023LinkedIn Data Scientist Interview Questions
Nathan Rosidi - October 30, 202340+ Data Science Interview Questions From Top Companies
Nathan Rosidi - October 30, 2023Amazon Data Scientist Salary
Nathan Rosidi - October 26, 2023