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Our Articles on Data Science & Python

Code Smell – Primitive Obsession

By Asha Ponraj
July 27, 2025

Why using int, String or boolean everywhere is a problem and How Java 21 Helps fix it!! The Problem: Primitive Obsession …Read more

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  1. Self-Assessment Quiz – Code Review
  2. Design Principles Series – Coupling
  3. Design Principles Series – Inheritance in the Right Way

Self-Assessment Quiz – Code Review

By Asha Ponraj
November 30, 2024

Hello Everyone! Welcome to a self-assessment quiz on Code review!

Assess your code review mindset with this quiz!

This quiz…Read more

You would also like:

  1. Design Principles Series – Coupling
  2. Design Principles Series – Inheritance in the Right Way

Design Principles Series – Coupling

By Asha Ponraj
June 18, 2023

It is important to keep system design as simple as possible and minimizing complexity is a common principle in software engineering.

When the…Read more

You would also like:

  1. Design Principles Series – Inheritance in the Right Way

Design Principles Series – Inheritance in the Right Way

By Asha Ponraj
May 15, 2023

Inheritance helps us to follow the object-oriented principles, such as code reuse and polymorphism. However, there are some scenarios where inheritance may go wrong and that need…Read more

Python Basic Quiz #9 – For Loop

By Asha Ponraj
April 3, 2022

Hello Everyone! Welcome to the Short Quiz on Python For loop, Continue & Break statements.

This Quiz is made with questions from Operators. To…Read more

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  1. Python Basic Quiz #8 – Conditionals & Boolean Values
  2. Python Basic Quiz #7 – Operators
  3. Python Quiz #6 – String Manipulation Level #2
  4. Python Quiz #5 – String Manipulation Level #1

5 Most important Data Pre-Processing Techniques – Feature Scaling – Part IV

By Asha Ponraj
January 30, 2022

Summary:

In this article, we will learn what, why and how to do Feature Scaling – Normalization & Standardization.

We…Read more

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  1. 5 Most important Data Pre-Processing Techniques – Encode Categorical Values – Part III
  2. 5 Most important Data Pre-Processing Techniques – Impute missing data – Part II
  3. 5 Most important Data Pre-Processing Techniques for Machine Learning – Part I
  4. How to Impute missing values using SimpleImputer and ColumnTransformer?

5 Most important Data Pre-Processing Techniques – Encode Categorical Values – Part III

By Asha Ponraj
January 26, 2022

5 Part series of most important Data Pre-Processing Techniques of Machine Learning:

Part 1 – Verify…Read more

You would also like:

  1. 5 Most important Data Pre-Processing Techniques – Feature Scaling – Part IV
  2. 5 Most important Data Pre-Processing Techniques – Impute missing data – Part II
  3. 5 Most important Data Pre-Processing Techniques for Machine Learning – Part I
  4. How to Impute missing values using SimpleImputer and ColumnTransformer?

5 Most important Data Pre-Processing Techniques – Impute missing data – Part II

By Asha Ponraj
January 25, 2022

5 Part series of most important Data Pre-Processing Techniques of Machine Learning:

Part 1 – Verify data types…Read more

You would also like:

  1. 5 Most important Data Pre-Processing Techniques – Feature Scaling – Part IV
  2. 5 Most important Data Pre-Processing Techniques – Encode Categorical Values – Part III
  3. 5 Most important Data Pre-Processing Techniques for Machine Learning – Part I
  4. How to Impute missing values using SimpleImputer and ColumnTransformer?

5 Most important Data Pre-Processing Techniques for Machine Learning – Part I

By Asha Ponraj
January 24, 2022

Data Pre-Processing is a vital part in building a model. We will see most important Data Pre-Processing Techniques that can be used for Machine Learning.

…Read more

You would also like:

  1. 5 Most important Data Pre-Processing Techniques – Feature Scaling – Part IV
  2. 5 Most important Data Pre-Processing Techniques – Encode Categorical Values – Part III
  3. 5 Most important Data Pre-Processing Techniques – Impute missing data – Part II
  4. How to Impute missing values using SimpleImputer and ColumnTransformer?

Python Basic Quiz #8 – Conditionals & Boolean Values

By Asha Ponraj
January 22, 2022

Hello Everyone! Welcome to the Short Quiz on Python Conditional Statements, Operators & Boolean Values.

This Quiz is made with questions from Operators. To…Read more

You would also like:

  1. Python Basic Quiz #7 – Operators
  2. Python Quiz #6 – String Manipulation Level #2
  3. Python Quiz #5 – String Manipulation Level #1
  4. Python Short Quiz #4 – Strings