Variablz Academy

Variablz Academy

Pinned

Arunkumar N

How did I convert the 33 GB Dataset into a 3 GB file Using Pandas?

Optimizing the dataset memory is the first and critical step in any data science project. A dataset may contain thousand to millions of…

4 min readSep 17, 2022

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How did I convert the 33 GB Dataset into a 3 GB file Using Pandas?

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Pinned

Amsavalli Mylasalam

Pandas filtering methods to solve most of the data analysis tasks

Introduction:

3 min readJul 11, 2022

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Pandas filtering methods to solve most of the data analysis tasks

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Mr Barath Rm

How to Master SQL JOINS Using the IMDB Dataset:

Unlock the Power of Tables Relationships!

8 min readMar 27, 2024

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How to Master SQL JOINS Using the IMDB Dataset:

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Karthik

Mastering Descriptive Statistics with SQL: A Beginner’s Guide to Group By and Aggregation Functions

SQL (Structured Query Language) is a powerful tool to manage and querying a relational database. Groupby and aggregate functions play a…

4 min readNov 14, 2023

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Mastering Descriptive Statistics with SQL: A Beginner’s Guide to Group By and Aggregation Functions

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Karthik

NumPy : Mastering Descriptive Statistics for Data Insights

In this article, we’ll delve into the world of descriptive statistics, exploring how NumPy, a powerful Python library, can be harnessed to…

5 min readOct 24, 2023

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NumPy : Mastering Descriptive Statistics for Data Insights

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Amsavalli Mylasalam

Interactive Data Visualisation with Plotnine using the grammar of graphics in Python

Introduction :

5 min readSep 13, 2023

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Interactive Data Visualisation with Plotnine using the grammar of graphics in Python

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Karthik

The Essential Pandas Functions for Efficient Data Analysis

1. pd.read_csv, pd.read_excel:

10 min readSep 13, 2023

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The Essential Pandas Functions for Efficient Data Analysis

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Parthiban Kannan | Career Transition Advocate

Unlocking the Magic of Python Decorators: A Beginner’s Guide

Are you a Python beginner who’s ever felt daunted by the concept of decorators? Fear not, for in this article, we’ll unravel the mystery…

5 min readSep 13, 2023

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Unlocking the Magic of Python Decorators: A Beginner’s Guide

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Mr Barath Rm

MAGIC OF ONE-LINE FUNCTION IN PYTHON!

We all know the feeling of entering the interview and trying to impress the higher-ups with a single sentence, too bad that it will be like…

6 min readJul 27, 2023

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MAGIC OF ONE-LINE FUNCTION IN PYTHON!

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Karthik

The Art of Aligning Data Frames in Pandas and SQL

Mastering Data Integration — Part 01

6 min readMar 27, 2023

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The Art of Aligning Data Frames in Pandas and SQL

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1

Variablz publication is published by our students with their technical articles (stories) related to Data Science, Python, Flutter and Career Development.
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Parthiban Kannan | Career Transition Advocate
Empowering Your Career Evolution in Digital Transformation, Artificial Intelligence & Information Technology.
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