Coding

Why Is Linear Algebra Useful in Data Science?

What are the top linear algebra applications in data…

What are Duplicate Records in SQL

Duplicate records in SQL, also known as duplicate rows, are identical rows in an SQL table. This…

First Steps into Data Manipulation and Operators in SQL

Python ELIF Statement Exercise

Given the 3 sides of a triangle — x, y and z — determine whether the triangle is equilateral, isosceles…

How to Use the SQL ORDER BY Clause

If you want to refine your output when coding, the SQL ORDER BY clause is an awesome way to go…

Working with Indexes in MySQL

Indexes in MySQL work like the indexes you’ll find in a library.