LeetcodeBinary Search
Binary Search: Visualizing Why O(log n) Feels Like Magic
Visualize why O(log n) feels like magic. Watch binary search rip through a phonebook while linear search flips page by page.
December 5, 20248 min read
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LeetcodeTrees
The Queue is a Gravity Well: Why Level Order Traversal Beats the Snake
Visualize Level Order Traversal through physics. Watch BFS spread like a sound wave while DFS dives like a snake.
December 5, 20247 min read
LeetcodeDynamic Programming
The Amnesia Cure: Visualizing Why Recursion Burns Your CPU
Visualize why naive recursion explodes exponentially. Watch memoization turn chaos into order with an interactive Fibonacci simulator.
December 5, 20249 min read
LeetcodeArrays
Sliding Window Algorithm: Visualizing Why O(n²) is Just Bad Memory
Visualize why O(n²) is inefficient through a heat map simulator. Watch brute force burn CPU cycles while sliding window glides smoothly.
December 5, 20248 min read
LeetcodeRecursion
The Time Traveler's Stack: Visualizing Backtracking vs. Infinite Chaos
Visualize backtracking through an interactive lock picker simulator. Watch how state reversibility saves memory while brute force creates infinite universes.
December 5, 20248 min read
Deep LearningPython
Attention Explained: The End of the Telephone Game
Visualize why RNNs forget and Transformers remember. Watch attention beams bypass the vanishing gradient problem in real-time.
December 5, 20249 min read
Deep LearningPython
The Blame Game: Visualizing Backpropagation
Finally understand backpropagation through an interactive blame game simulator. Wiggle weights and watch error change in real-time.
December 5, 20248 min read
Deep LearningPython
CNN Explained: The Spaghetti Monster
See why dense neural networks fail at images. Watch 10,000 connections explode into spaghetti while a 9-parameter CNN filter wins.
December 5, 20248 min read
Deep LearningPython
The Resilient Brain: Why Damaging Your Neural Network Makes It Smarter
Visualize why randomly killing neurons makes neural networks smarter. Interactive simulator shows how dropout prevents overfitting.
December 5, 20247 min read
NumPyPython
Reshape vs Transpose: The Origami Array
Finally understand the difference between NumPy reshape and transpose. Interactive ribbon simulator shows why reshape(-1) works but can't rotate images.
December 5, 20248 min read
NumPyPython
NumPy Axis Explained: The Hydraulic Press
Finally understand NumPy axis with an interactive hydraulic press simulator. Watch axis=0, axis=1, and axis=2 crush a 3D array in real-time.
December 5, 20247 min read
NumPyPython
The Broadcasting Blueprint
Finally understand NumPy broadcasting through an interactive shape-matching simulator. See exactly why 'operands could not be broadcast together' happens.
December 5, 20248 min read
NumPyPython
Why Loops Are Slow: The SIMD Race
Visualize why NumPy is 100x faster than Python loops. Watch a robot arm vs bulldozer race to finally understand SIMD and vectorization.
December 5, 20247 min read
NLPAI
Why GPT Can't Count: Visualizing the BPE Tokenization Trap
Interactive visualization of Byte Pair Encoding (BPE) tokenization. Discover why GPT thinks 9.11 > 9.9 and watch the tokenizer chop your text in real-time.
December 5, 20248 min read
NLPAI
The Telephone Game: Why RNNs Have Short-Term Memory
Interactive visualization of RNN vs Transformer architecture. See why RNNs forget and how Transformers solve the vanishing gradient problem.
December 5, 20249 min read
NLPAI
The Cocktail Party Effect: Visualizing Self-Attention
Interactive visualization of self-attention in transformers. See how LLMs decide which words matter using Query, Key, Value.
December 5, 20248 min read
NLPAI
The Lonely Vector: Why Good and Great Used to be Strangers
Interactive visualization of Word2Vec and word embeddings. See why good and great were strangers in one-hot encoding but neighbors in vector space.
December 5, 20247 min read
Machine LearningAI
Visualizing Gini Impurity: Be the Decision Tree
Interactive Gini Impurity calculator. Drag points between classes and watch the split quality update in real-time. Finally understand why decision trees split where they do.
December 5, 20248 min read
Machine LearningAI
The Kernel Trick: How to Slice Data That Can't Be Sliced
Interactive SVM kernel trick visualization. Draw non-linear data and watch it get lifted into higher dimensions where a simple line can separate it.
December 5, 20249 min read
Machine LearningAI
K-Means is Blind: Visualizing the Centroid Trap
See why K-Means clustering fails with bad initialization. Interactive simulator lets you place centroids and watch the algorithm get trapped in local optima.
December 5, 20248 min read
Machine LearningAI
The Precision-Recall Tug of War: An Interactive Guide to Classification Thresholds
Interactive precision vs recall visualizer. Drag the threshold slider and watch the confusion matrix update in real-time. Finally understand the F1 score tradeoff.
December 5, 20249 min read
PythonOOP
The Self Delusion: Visualizing Python's Invisible Hand
Finally understand Python's self keyword through an interactive puppet theater. Watch the invisible hand connect methods to objects in real-time.
December 6, 20248 min read
PythonOOP
Stop Writing Getters and Setters: The @property Magic Trick
Learn why Python's @property decorator eliminates the need for getters and setters. Interactive vending machine simulator shows encapsulation the Pythonic way.
December 6, 20247 min read
PythonOOP
Magic Methods: The Secret Handshakes of Python Objects
Master Python dunder methods through an interactive social club simulator. Learn __init__, __str__, __repr__, operator overloading, and protocol-oriented programming.
December 6, 20249 min read
PythonOOP
Composition over Inheritance: The Lego vs. The Glue
Learn why composition beats inheritance in Python through an interactive robot workshop. Build modular code like Lego bricks, not glued-together messes.
December 6, 20248 min read
PythonPandas
The Split-Apply-Combine Visualizer: Understanding Pandas GroupBy
Visualize how Pandas groupby works with the Split-Apply-Combine pattern. Interactive fruit sorting simulator shows why transform is faster than apply for group operations.
December 6, 20248 min read
PythonPandas
The RAM Eater: Why Your DataFrame is 10x Larger Than It Should Be
Learn why your Pandas DataFrame is 10x larger than it should be. Interactive cargo ship simulator shows how object vs category dtype and int64 vs int8 waste memory.
December 6, 20249 min read
PythonPandas
The Cartesian Explosion: Visualizing the Pandas Merge Trap That Crashes Servers
Visualize how Pandas merge creates duplicate rows with many-to-many joins. Interactive dating app simulator shows the Cartesian product explosion that crashes servers.
December 6, 20248 min read