Tasos Pardalis – Medium

Tasos Pardalis
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Road to Full Stack Data Science

Harmony in Data: Bridging the Gap Between Data Engineering and Data Science

A simple online search and you’ll come across multiple blogs talking about the difference between data science and data engineering you’ll…

8 min readOct 17, 2023

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Harmony in Data: Bridging the Gap Between Data Engineering and Data Science

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Tasos Pardalis
in
Road to Full Stack Data Science

Retention Rate Analysis with Python

I recently published “Retention Rate and the Data Around It” in the Road To Marketing Mastery publication. In that post, I explain what…

14 min readJun 15, 2023

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Retention Rate Analysis with Python

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Tasos Pardalis
in
The Road to Marketing Mastery

Retention Rate and The Data Around It

What is retention rate and what data do we use to calculate it? In this post we will discuss retention rate’s logic and theory, what data…

9 min readJun 7, 2023

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Retention Rate and The Data Around It

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Tasos Pardalis
in
Road to Full Stack Data Science

Questioning your SQL Queries

Can we create a system or methodology if you will for asking your SQL queries questions that help you ensure data quality?

9 min readMay 19, 2023

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Questioning your SQL Queries

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Tasos Pardalis
in
Road to Full Stack Data Science

Duplicates be Crazy

How to check for duplicates in your SQL query before they drive you crazy?

3 min readMar 27, 2023

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Duplicates be Crazy

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Tasos Pardalis
in
The Road to Marketing Mastery

Introduction to Customer Segmentation with flair

Customer segmentation is the art of dividing customers into groups based on similar characteristics for targeted marketing.

4 min readFeb 5, 2023

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Introduction to Customer Segmentation with flair

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Tasos Pardalis
in
The Road to Marketing Mastery

Affiliate Marketing with a touch of data science

Affiliate marketing is a method for businesses to reach new customers and for individuals to make money online.

9 min readFeb 3, 2023

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Affiliate Marketing with a touch of data science

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Tasos Pardalis
in
Road to Full Stack Data Science

Customer Behaviour Analysis with Python

Use data science and Python to better understand your customer behaviour.

14 min readFeb 3, 2023

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Customer Behaviour Analysis with Python

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Tasos Pardalis
in
Road to Full Stack Data Science

Python map function with dictionaries

Using the python map function with dictionaries and how it can be useful for data engineering

4 min readOct 18, 2022

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Python map function with dictionaries

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Tasos Pardalis
in
Road to Full Stack Data Science

Parallel Workloads in Data Science

Processing data and training machine learning models can be resource-intensive, taking long hours and at times many days to run a model…

15 min readOct 3, 2022

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Parallel vs Serial Processing. Image taken from (https://medium.datadriveninvestor.com/python-multiprocessing-pool-vs-process-comparative-analysis-6c03c5b54eec)

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Tasos Pardalis

Tasos Pardalis

I am a full-stack Data Scientist with a passion for innovation. I like gaining business value from data and automating analysis.

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