Python Classes and Objects: Object-Oriented Programming, Part 1
Python classes and objects explained with tested code: __init__, self, dunder methods, properties and dataclasses, plus the shared-list bug to learn first.
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Inheritance and Composition in Python: OOP in Python, Part 2
Inheritance and composition in Python with tested code: when to use each, how super() really works, duck typing, and why deep class hierarchies backfire.
Exception Handling in Python: Catch Narrowly, Log Everything
Exception handling in Python done properly: try, except, else and finally, custom exceptions, chaining and logging, and why a bare except can break Ctrl-C.
Iterators and Generators in Python: Process Files Larger Than RAM
Iterators and generators in Python explained: yield, pipelines that stream big files in flat memory, itertools, and why a generator silently runs only once.
Regular Expressions in Python, Part 1: Syntax, Functions, Flags
Regular expressions in Python from the ground up: raw strings, core syntax, match vs search vs fullmatch, flags, and five mistakes that silently break patterns.
Best Data Science Courses in Dubai and the UAE for 2026
The best data science courses in Dubai and the UAE for 2026: MBZUAI, UK branch campuses, bootcamps and online options, with AED fees and who each suits.
Advanced Python Regex: Groups, Lookarounds and Substitution (Part 2)
Advanced Python regex with tested output: named groups, lookarounds, re.sub with a function, and why a 24-character input made (a+)+$ run for 10 seconds.
Best Data Science Courses in the UK for 2026, Plus Fee-Free Routes
The best data science courses in the UK for 2026: online AI and data science MSc programmes, apprenticeships and free Skills Bootcamps compared on cost and fit.
11 Best AI Courses in 2026: Fees, Weaknesses and Who Each Suits
The best AI courses in 2026, ranked from free material to year-long programmes, with fees, honest weaknesses, who each suits and the placement clause to check.
Data Science Course for Non-Programmers: What Really Starts at Zero
Most beginner courses assume you can code by week two. How to pick a data science course for non-programmers, the real timeline, and the first job to target.
Data Analytics Course with Python: Online Options Worth Paying For
How to choose a data analytics course with Python online: five options compared, the small Python subset analysts need, and why SQL still comes first.
Digital Marketing Bootcamp With a Brand Audit: When to Pay for One
Is a digital marketing bootcamp with a live brand audit worth it? What the audit should cover, what free certifications offer, and what to ask before paying.
Python Tuples: Unpacking, Dict Keys and the Trailing-Comma Trap
How to use Python tuples well: creating them, unpacking, using them as dict keys, named tuples, and the one-element and += gotchas that catch everybody.
Lists vs Tuples in Python: Differences and When to Use Each
Lists vs tuples in Python beyond 'one is mutable': the real differences in hashability, memory, safety and intent, plus a decision rule that works in practice.
Python Operators: What Each One Returns, and Where It Bites
Python operators explained with outputs for every example, plus why is works for 256 but fails for 257 and why and/or rarely return booleans.