WHWAQAS HUSSAINinglitch-wh.hashnode.dev·3d ago · 4 min readWhy Is Everything an Object in Python?By Waqas Hussain (GlitchWH) Computer System Engineering student specializing in Python and Cyber Security Introduction You'll often hear this line about Python: "everything is an object." Numbers, str00
VKVikram Kumar Shuklainvikramkumarshukla.hashnode.dev·4d ago · 5 min readPython 3.10 went end of life today — and the core team shipped five releases to mark itOctober 1st turned out to be one of the busiest release days in recent Python history. The core team pushed out five versions in a single coordinated drop — 3.10.22, 3.11.17, 3.12.15, 3.13.16, and 3.100
SSSRITESH SURANJANinsritesh-tech-journal.hashnode.dev·6d ago · 13 min readDay 21 – Function Arguments and Return Statement in PythonWelcome to Day 21 of 100 Days of Python! 🐍 In Day 20, we learned about Functions in Python—how to define them, call them, use parameters, and make our code reusable. Today, we are going one step furt00
SSSRITESH SURANJANinsritesh-tech-journal.hashnode.dev·Sep 25 · 12 min readDay 20 – Functions in PythonWelcome to Day 20 of 100 Days of Python! 🐍 Today marks an important milestone in our Python journey. So far, we have learned about: Variables and data types Strings and string methods Conditional 02I
SSSRITESH SURANJANinsritesh-tech-journal.hashnode.dev·Sep 24 · 11 min readDay 19 – break and continue in PythonWelcome to Day 19 of 100 Days of Python! 🐍 In the previous lesson, we learned about while loops and how loops can repeatedly execute code based on a condition. Today, we are going one step further an00
HSHarpreet Singh Kapulainsingh-technical-blog.hashnode.dev·Sep 22 · 8 min readThe Pandas Bug That Wasn't Really a Bug (And Why Pandas Rebuilt Its Memory Model to Kill It)For years, pandas code like this had a reputation for silently not doing what it looked like it was doing: df[df["score"] > 90]["grade"] = "A" Sometimes it worked. Sometimes it didn't — and pandas w00
HSHarpreet Singh Kapulainsingh-technical-blog.hashnode.dev·Sep 22 · 6 min readWhy One-Hot Encoding Turned 25MB Into 1.4GBHere's a real number, produced by running the code below, not borrowed from anywhere: a single categorical column, 500,000 rows, 3,000 unique values, sitting at a modest 25.6MB in memory. One-hot enco00
SSSRITESH SURANJANinsritesh-tech-journal.hashnode.dev·Sep 22 · 13 min readDay 18 – While Loops in PythonWelcome to Day 18 of 100 Days of Python! 🐍 Today, we are learning about while loops — one of the fundamental looping mechanisms in Python. In the previous lesson, we learned about for loops, which ar00
NINikhil Ikharinnik-hil.hashnode.dev·Sep 21 · 17 min readAgents Zero to Hero #10: Building On-Demand Skills for AI AgentsAgents Zero to Hero #10: Building On-Demand Skills for AI Agents An AI coding agent needs more than tools. It also needs knowledge. For example: How should Python code be written in this project? Wh00
HSHarpreet Singh Kapulainsingh-technical-blog.hashnode.dev·Sep 21 · 6 min readWhat groupby() Actually Does in Memory (You Already Learned This Trick)Databases have a classic trick for finding matching rows fast: build a hash table once, then look things up in it instead of scanning everything from scratch every time you need an answer. It's one of00
