Blog Posts

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Python’s Data Structures: Tuples, namedTuples & DataClasses (Retired Legends Edition)

Python
collections
DataClasses
NamedTuple
Ever needed to store a fixed collection of related items, like coordinates (x, y) or basic info about a person (name, age)? How about details for legendary retired football…
Apr 7, 2025
Ricky Macharm

Grokking the Unpacking Operator

Python
Unpacking Operator
Method Chaining
Imagine for a moment that it is your spouse’s birthday and you planned to buy them a gift - a box with some selected items: jewelry, a watch, perfume, and airpods. You…
Sep 14, 2024
Ricky Macharm

Understanding The Assignment Expression aka Walrus Operator

Python
walrus operator
assignment expression
PEP 572
One of the world’s most widely-used programming languages is undoubtedly Python. Created by Guido van Rossum in 1991, Python’s inevitable growth necessitated a robust…
Jun 19, 2024
Ricky Macharm

Lambda Functions: How I tend to use them

Functions
Lambda Functions
pandas
Methods
Method Chaining
Groupby
Aggregation
In programming, you often find yourself repeating the same logic multiple times. When this happens, it’s usually a good idea to use a function. Functions allow us to…
May 25, 2024
Ricky Macharm

Working with Dictionaries and DataFrames

Dictionary
DataFrame
pandas
Correlation
Faker
Random Number Generator
In the world of data science and programming, working with structured data is a fundamental skill. Python, being a versatile language, provides powerful tools and libraries…
May 15, 2024
Ricky Macharm

Introduction to DuckDB: Working with User Defined Functions (UDF)

DuckDB
Database
SQL
User-Defined Functions
Queries
In-Process
Python
DuckDB, a relatively new entrant in the world of databases, is akin to finding a swiss army knife when you’re used to dealing with specialized tools. It’s an in-process SQL…
Apr 3, 2024
Ricky Macharm

An introduction to Matplotlib

Matplotlib
Matlab
pandas
OOP
Matplotlib, often a first encounter for Python enthusiasts diving into data visualization, has evolved into an indispensable tool in the Python data science stack.…
Feb 24, 2024
Ricky Macharm

Data Wrangling: Karachi Property Prices

Method Chaining
Data Wrangling
pandas
Karachi Property Prices
This dataset encompasses a collection of 8,414 housing advertisements sourced from Zameen.com, specifically pertaining to properties located in Karachi. The dataset is…
Jan 4, 2024
Ricky Macharm

Data Wrangling

Method Chaining
Data Wrangling
pandas
UCI Machine Learning Repository
bike rentals
Data wrangling, often also referred to as data munging, is the process of cleaning, structuring, and enriching raw data into a desired format for better decision-making.…
Dec 27, 2023
Ricky Macharm
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