Who Let the Dogs Out? The Effectiveness of Therapy Dogs
Cute button-like eyes, wagging tails, and a furball of energy—this image usually stirs multiple positive emotions in most of our minds.
Articles
Articles, organized by domain.
Explore system design, quantum computing, psychology, and data structures and algorithms.
Quantum entanglement, explained carefully
Build an intuitive model of entangled states, correlations, and measurement without relying on faster-than-light myths.
Knapsack merging without fear
A clean mental model for tree DP, budget states, and merging child subproblems without memorizing templates.
Grover's search algorithm from first principles
Follow amplitude amplification step by step and understand where Grover's quadratic search advantage comes from.
FastAPI vs Django for interactive demos
How to choose a backend for project demos without building a full product before you need one.
Binary lifting finally visualized
Jump tables, kth ancestors, and LCA explained with the intuition first and the template second.
YouTube system design: from upload to playback
Trace video ingestion, transcoding, storage, discovery, and global delivery as one connected system.
GitHub Actions as a backend system
Reusable workflows, artifacts, variables, and why pipeline design is closer to architecture than YAML.
Practical clustering in Databricks SQL
How liquid clustering changes table maintenance, query pruning, and the way you reason about layout.
Databricks workflow architecture at scale
Jobs, clusters, task graphs, retries, and observability for dependable multi-team data workflows.
Snowflake streams and tasks as a data pipeline
A small, dependable pattern for incremental processing with clear scheduling and recovery boundaries.
A large-scale notification system
Model fan-out, preferences, delivery channels, retries, and rate limits without losing messages or users' trust.
Feature stores without the mystery
Online and offline features, point-in-time correctness, and the minimum infrastructure a team actually needs.
Building reliable tool-calling agents
A grounded loop for tool selection, error recovery, and keeping agent behavior observable in production.
Quantum circuits without the mystery
A first-principles guide to qubits, gates, measurement, and reading a quantum circuit without treating it like magic.
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