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Ryan Nolan

Ryan is a Data Scientist at a fintech company, where he focuses on fraud prevention in underwriting and risk. Before that, he worked as a Data Analyst at a tax software company. He holds a degree in Electrical Engineering from UCF.

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Python

Python Dictionaries

June 22, 2025 Ryan Nolan No comments yet

A Python dictionary is a built in data type used to store key-value pairs. It is similar to a real dictionary where you have to look up a word (key) to find its defintion (value) In Python,  a dictionary stores data in linked key-value pairs Each key is connected to a specific value, making it […]

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Connect Google Drive to N8N

June 21, 2025 Ryan Nolan No comments yet

Setting up your Google Drive connection to N8N has to be one of the first things you need to do when starting to explore the software. Google Drive is used a ton within workflows and can really expand your possibilities of builds. In this lesson, I’ll take you step by step to getting this ready […]

Python

Python sets

June 21, 2025 Ryan Nolan No comments yet

A set in Python is a built-in data type used to store unique elements—that is, it automatically removes duplicates. Sets are defined using curly braces {}, and they are unordered and unindexed, meaning the items have no specific position or order. While sets are generally unchangeable in terms of individual items (you can’t change elements […]

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N8N Google Sheets

June 21, 2025 Ryan Nolan No comments yet

Integrating in Google Sheets in an N8N workflow is pretty common. In fact when taking a look at jobs on freelance websites like Upwork I often see requests that have Google Sheets as part of a build a customer wants There are quite a few usecases in which this can be used. Two common ones are: Extracting data […]

Python

Python Lists

June 21, 2025 Ryan Nolan No comments yet

https://www.youtube.com/watch?v=nQgN1y_KGLc&list=PLcQVY5V2UY4JlNQqDqmxwXgUy6QGhpgVY&index=3#numbers, booleans, string, list of lists#matrix is a 2d list#part 1 make your first list#list with numbers#list with strings #part 2 grab elements grab multiple elements from listhttps://go.elementor.com/widget-image #every 2nd letter #unpacking #part 4 replace elements #Part 5 Methods #ascending #return index #add to python list #add another list using extend metiod #3rd way to […]

Python

Python If Elif Else

June 20, 2025 Ryan Nolan No comments yet

Conditional Statements and Logical Operators in Python Use if, elif, and else to control the flow of your program based on conditions. You can write nested conditions (conditions inside other conditions) for more complex logic. Python supports comparison operators (like ==, !=, <, >, <=, >=) to compare values. You can combine conditions using logical […]

Python

Python Variables

June 20, 2025 Ryan Nolan No comments yet

Variables are used to store data in a computer’s memory. A variable’s name should clearly describe the kind of data it holds. In Python, you don’t need to declare the data type of a variable—Python automatically detects it. Some common data types in Python include: Integers (int) for whole numbers Floats for decimal numbers Booleans […]

Python

Python Convert Data Types

June 20, 2025 Ryan Nolan No comments yet

We are going to be looking at: type castingconverting data typestype conversionhttps://youtu.be/fEPwzKUEFtk we use the type() methd to see what type something is. Here we can see the type of “11.5” is a float. Implicit: Automatically handled by Python (no manual conversion needed) Explicit: Manually converting one data type to another Example 1 – Addition […]

Python

Python Data Types

June 20, 2025 Ryan Nolan No comments yet

We are going to be looking at the datatypes in Python The data types in Python includes. int, float, none, range, complex, bool, strings, list, set, touple, dict Lets start with numbers. we have the int, float, complex and bool Example 1 Integers the type() function is used to return the type of value of […]

Statistics

Python Z-Score

June 19, 2025 Ryan Nolan No comments yet

We are going to be looking at Python Z-score. Z-score tells us how far a data poin is from the mean. To start we’re going to import the necessary libraries. numpy as np, stats and pandas Example 1 Numpy Let’s create a list of numbers called data containing a sequence of integers. Next we calculate […]

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