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Articles - 190
2026
2026-10-18
Billiards & Snooker — 16 · Cue-Ball Control: Pro Patterns
2026-10-14
Billiards & Snooker — 15 · Rules, Tactics and Practice
2026-10-03
Billiards & Snooker — 14 · Special Shots
2026-09-25
Dev Essentials — 24 · Desk Health — Eye Strain, Posture, Movement and Setup
2026-09-24
Billiards & Snooker — 13 · Break-building
2026-09-22
Dev Essentials — 23 · Money Basics for Engineers — Budget, Emergency Fund, Compound Interest and Index Funds
2026-09-20
Dev Essentials — 22 · Design Docs and READMEs People Actually Read
2026-09-19
Billiards & Snooker — 12 · Position Play
2026-09-18
Dev Essentials — 21 · Estimating Software Tasks — Breakdown, Ranges and Why Estimates Slip
2026-09-16
Dev Essentials — 20 · How to Read a Research Paper — The Three-Pass Method
2026-09-10
Billiards & Snooker — 11 · Safety
2026-09-07
Dev Essentials — 19 · RAG from Scratch in Python
2026-09-01
Next.js Deep Dive — 03 · Production Next.js
2026-09-01
Billiards & Snooker — 10 · Multi-ball Shots
2026-08-29
Billiards & Snooker — 09 · Escaping Snookers (對射角)
2026-08-28
3D Printing Course — 07 · Strength, Failure Modes and Functional Parts
2026-08-25
Next.js Deep Dive — 02 · Rendering Strategies & Runtimes
2026-08-19
Billiards & Snooker — 08 · Doubles (反彈)
2026-08-19
Dev Essentials — 18 · Coding with AI Agents — Project Memory, Skills, Hooks and Reviewing Output
2026-08-15
Billiards & Snooker — 07 · Cushions (庫邊)
2026-08-12
Dev Essentials — 17 · How LLMs Work in Practice — Tokens, Context, Sampling and Embeddings
2026-08-11
Next.js Deep Dive — 01 · Data Fetching, Caching & Server Actions
2026-08-10
Dev Essentials — 16 · CI/CD with GitHub Actions — Build, Test and Deploy a Static Blog
2026-08-07
Billiards & Snooker — 06 · Cut and Side into Pockets
2026-08-07
Dev Essentials — 15 · Testing Strategy — Unit, Integration, End-to-End, Mocks and Testcontainers
2026-08-05
Dev Essentials — 14 · API Reliability — Timeouts, Retries with Backoff, Idempotency, Rate Limits and Queues
2026-07-31
Dev Essentials — 13 · Caching Everywhere — HTTP Headers, CDN, Redis and Invalidation
2026-07-30
Billiards & Snooker — 05 · Side Spin
2026-07-29
Dev Essentials — 12 · OWASP Top 10 with Runnable Examples
2026-07-25
Billiards & Snooker — 04 · Where the White Goes
2026-07-17
Dev Essentials — 11 · Authentication Done Right — Password Hashing, Sessions vs JWT, OAuth 2 and OIDC
2026-07-16
Billiards & Snooker — 03 · Tip and Power
2026-07-16
Dev Essentials — 10 · Debugging Method — Stack Traces, Reproduce, Bisect, Debuggers and Profilers
2026-07-14
Dev Essentials — 09 · Versions and Dependencies — SemVer, Lockfiles, Safe Upgrades and Supply Chain
2026-07-11
Billiards & Snooker — 02 · Aiming and Potting
2026-07-11
Dev Essentials — 08 · Floating Point — Why 0.1 + 0.2 Is Not 0.3 and How to Store Money
2026-07-04
Billiards & Snooker — 01 · Cue Action and Elevation
2026-06-29
Next.js Deep Dive — 00 · App Router Mental Model
2026-06-25
Dev Essentials — 07 · How HTTPS Works — DNS, TCP, TLS 1.3 and the Certificate Chain
2026-06-22
Dev Essentials — 06 · Regex from Zero to Useful
2026-06-21
Dev Essentials — 05 · Command Line Daily Kit — Pipes, grep, find, sed, jq and ssh in Bash and PowerShell
2026-06-20
Dev Essentials — 04 · Line Endings — CRLF vs LF, autocrlf and .gitattributes
2026-06-12
Vue Deep Dive — 03 · Ecosystem & Production (Pinia, Router, Nuxt)
2026-06-09
Vue Deep Dive — 02 · Compiler, Virtual DOM & Vapor Mode
2026-06-07
Dev Essentials — 03 · Git Rescue Kit — Reflog, Restore, Reset, Revert, Rebase and Worktrees
2026-06-01
Dev Essentials — 02 · Dates and Time Zones — UTC, ISO 8601, DST and Offsets
2026-05-25
3D Printing Course — 06 · CAD for Printing
2026-05-22
3D Printing Course — 05 · Dimensional Accuracy and Tolerances
2026-05-21
3D Printing Course — 04 · Materials
2026-05-13
Vue Deep Dive — 01 · Composition API at Scale
2026-05-09
Vue Deep Dive — 00 · Reactivity Internals
2026-05-06
3D Printing Course — 03 · Orientation, Supports and Design for Printing
2026-05-04
Real Analysis — 05 · Sequences of Functions, Uniform Convergence and Power Series
2026-05-03
3D Printing Course — 02 · Slicing in Depth
2026-04-28
3D Printing Course — 01 · First Print and Calibration
2026-04-23
3D Printing Course — 00 · How 3D Printing Works
2026-04-20
Real Analysis — 04 · The Riemann Integral
2026-04-19
React Deep Dive — 03 · Performance, Testing & Architecture at Scale
2026-04-15
Dev Essentials — 01 · Text Encoding — Bytes, Unicode, UTF-8, BOM and Mojibake
2026-04-04
JavaScript Deep Dive — 05 · Performance, Memory & Production Debugging
2026-04-03
JavaScript Deep Dive — 04 · Modules, Packaging & TypeScript at Scale
2026-03-29
React Deep Dive — 02 · Concurrent React & React 19
2026-03-28
React Deep Dive — 01 · Hooks & State Architecture
2026-03-27
Real Analysis — 03 · Differentiation, the Mean Value Theorem and Taylor's Theorem
2026-03-20
React Deep Dive — 00 · Rendering Model
2026-03-17
AWS Course — 08 · Infrastructure as Code — Terraform on AWS
2026-03-14
Real Analysis — 02 · Topology of the Real Line and Continuity
2026-03-13
Real Analysis — 01 · Sequences and Series
2026-03-12
JavaScript Deep Dive — 03 · Async Engineering
2026-03-07
Real Analysis — 00 · The Real Numbers and Completeness
2026-02-26
Containers Course — 07 · Ingress, Observability, RBAC and GitOps
2026-02-16
Containers Course — 06 · Scheduling, Resources, Probes and Rollouts
2026-02-13
JavaScript Deep Dive — 02 · Objects, Prototypes & Metaprogramming
2026-02-10
JavaScript Deep Dive — 01 · Event Loop & Concurrency
2026-02-07
AWS Course — 07 · Observability & Security Baseline
2026-01-28
AWS Course — 06 · Workflow Orchestration — Step Functions and Patterns
2026-01-26
JavaScript Deep Dive — 00 · Engines & Runtime
2026-01-22
AWS Course — 05 · Serverless & Events — Lambda, API Gateway, SQS, SNS, EventBridge
2026-01-14
Abstract Algebra — 05 · Field Extensions and Galois Theory
2026-01-12
AWS Course — 04 · Managed Data — RDS, Aurora, DynamoDB, ElastiCache
2026-01-08
AWS Course — 03 · Scale & Survive — Load Balancers, Auto Scaling, Multi-AZ
2026-01-07
Containers Course — 05 · Config, Storage and Stateful Workloads
2026-01-04
Containers Course — 04 · Kubernetes Architecture and Core Objects
2026-01-03
AWS Course — 02 · Compute & Storage — EC2, EBS, S3
2025
2025-12-31
AWS Course — 01 · Network First — VPC, Subnets, Routing, Security Groups
2025-12-26
AWS Course — 00 · Cloud Fundamentals, Regions, IAM, and First Steps
2025-12-16
Containers Course — 03 · Registries, Supply Chain and Security
2025-12-10
PostgreSQL Course — 07 · Operations, Backup, Replication and Security
2025-12-09
Containers Course — 02 · Networking, Volumes and Compose
2025-12-01
Abstract Algebra — 04 · Rings, Ideals, Integral Domains and Fields
2025-11-30
Abstract Algebra — 03 · Homomorphisms, Group Actions and the Sylow Theorems
2025-11-26
Containers Course — 01 · Images and Dockerfiles
2025-11-23
Abstract Algebra — 02 · Cosets, Lagrange's Theorem and Quotient Groups
2025-11-22
Containers Course — 00 · Containers from First Principles
2025-11-17
MongoDB Course — 29 · Kubernetes Operator + mongosync + Cost + Compliance (Omnibus Final)
2025-11-09
Abstract Algebra — 01 · Groups and Subgroups
2025-11-05
Abstract Algebra — 00 · Integers, Relations and Modular Arithmetic
2025-10-28
PostgreSQL Course — 06 · Schema Design, Normalization and JSONB
2025-10-27
PostgreSQL Course — 05 · Transactions, MVCC, Isolation and Locking
2025-10-21
Three.js Course — 13 · AI-Assisted 3D, NavMesh Pathfinding, Procedural
2025-10-10
PostgreSQL Course — 04 · Query Optimization and Statistics
2025-10-05
PostgreSQL Course — 03 · Indexes and the Query Planner
2025-10-03
PostgreSQL Course — 02 · Joins, Aggregation and Window Functions
2025-09-26
PostgreSQL Course — 01 · SQL Fundamentals and Data Types
2025-09-18
PostgreSQL Course — 00 · Foundations and Setup
2025-09-17
Linear Algebra — 05 · Inner Products, the Spectral Theorem and the SVD
2025-09-12
Three.js Course — 12 · React Three Fiber + Drei Ecosystem
2025-09-11
MongoDB Course — 28 · Time-Series at Extreme Scale — vs ClickHouse, Timescale, Influx
2025-09-05
MongoDB Course — 27 · Geospatial Deep Dive — 2dsphere, GeoJSON, $near, Geofences
2025-09-04
Three.js Course — 11 · Physics & Interactivity — Rapier, Raycaster, Gizmos
2025-09-03
Three.js Course — 10 · Post-Processing, Tone Mapping, Color Management
2025-08-28
Three.js Course — 09 · Custom Shaders — GLSL & TSL Node Material
2025-08-26
Three.js Course — 08 · Performance on Low-End & Mobile Devices
2025-08-22
Three.js Course — 07 · Instancing & Batching for Large Scenes
2025-08-19
MongoDB Course — 26 · OpenTelemetry Observability — Traces, Metrics, Logs, Correlation
2025-08-17
Linear Algebra — 04 · Eigenvalues, Eigenvectors and Diagonalization
2025-08-16
MongoDB Course — 25 · Testing Strategies — Testcontainers, In-Memory, Fixtures, Snapshots
2025-08-02
Three.js Course — 06 · Animation — Mixer, Clips, Morph Targets, Skinned Meshes
2025-08-01
Three.js Course — 05 · Asset Pipeline — glTF, Draco, KTX2, Meshopt
2025-07-23
Three.js Course — 04 · Textures & PBR (Color Space, IBL, KTX2)
2025-07-20
Three.js Course — 03 · Lighting & Shadows (PCF, PCFSoft, VSM, CSM, Contact)
2025-07-18
MongoDB Course — 24 · Kafka + Debezium + MongoDB Kafka Connector (Source + Sink)
2025-07-11
MongoDB Course — 23 · Migrating from SQL / Postgres to MongoDB
2025-07-10
MongoDB Course — 22 · Production RAG Build — Atlas Vector + LangChain + OpenAI
2025-07-08
MongoDB Course — 21 · CQRS + Event Sourcing on MongoDB
2025-07-06
MongoDB Course — 20 · Outbox Pattern + Transactional Event Publishing
2025-07-04
Linear Algebra — 03 · Linear Maps, Change of Basis and Determinants
2025-07-01
Three.js Course — 02 · Cameras, Controls, and Coordinate Systems
2025-06-24
MongoDB Course — 19 · Beanie + Pydantic v2 + FastAPI — Async Python ODM
2025-06-21
Three.js Course — 01 · Geometry & Materials
2025-06-17
MongoDB Course — 18 · Mongoose Deep Dive (Schemas, Hooks, Populate, Discriminators, Plugins, Transactions)
2025-06-15
MongoDB Course — 17 · Drivers + Modeling Case Studies (Time-Series, IoT, E-commerce, Social, Multi-Tenant)
2025-06-13
Three.js Course — 00 · Foundations, WebGL/WebGPU, First Scene
2025-05-29
MongoDB Course — 16 · Atlas — Search, Vector Search (RAG), Triggers, Stream Processing
2025-05-26
Linear Algebra — 02 · Vector Spaces, Subspaces, Basis and Dimension
2025-05-22
MongoDB Course — 15 · Performance Deep — WiredTiger, Working Set, Compression, MVCC, Hot Keys
2025-05-21
Linear Algebra — 01 · Matrix Algebra, Inverses and LU Factorization
2025-05-13
Linear Algebra — 00 · Vectors and Systems of Linear Equations
2025-05-12
MongoDB Course — 14 · Backup, Restore, Ops Monitoring, Capacity Planning
2025-05-04
C++ Course — 05 · Modern C++ (smart pointers, move, lambdas, auto, constexpr)
2025-05-03
MongoDB Course — 13 · Security — Auth, RBAC, TLS, KMS, CSFLE, Queryable Encryption
2025-04-30
MongoDB Course — 12 · Change Streams — Real-time CDC, Resume Tokens, Patterns
2025-04-25
C++ Course — 04 · Templates and the Standard Library (STL)
2025-04-19
MongoDB Course — 11 · Sharding — mongos, Shard Keys, Chunks, Balancer, Resharding
2025-04-13
MongoDB Course — 10 · Replica Sets — Primary, Secondary, Oplog, Elections
2025-04-03
MongoDB Course — 09 · Multi-Document Transactions
2025-03-31
MongoDB Course — 08 · Connection Pool, Concurrency, Write/Read Concern
2025-03-30
MongoDB Course — 07 · Schema Design — Embed vs Reference, Patterns, Trees, Versioning
2025-03-28
MongoDB Course — 06 · Aggregation Advanced — $facet, $bucket, $graphLookup, Window Functions, $merge
2025-03-27
MongoDB Course — 05 · Aggregation Basics — Pipeline, $match, $group, $project, $lookup
2025-03-21
MongoDB Course — 04 · Query Optimization — explain, Planner, Plan Cache, $indexStats
2025-03-15
MongoDB Course — 03 · Indexes — Single, Compound, Multikey, Text, Geo, TTL, Wildcard, Hashed
2025-03-11
C++ Course — 03 · Classes, Constructors, Inheritance, and Polymorphism
2025-03-08
MongoDB Course — 02 · Query Operators, Projections, Range Pagination
2025-03-07
MongoDB Course — 01 · CRUD Basics — Insert, Find, Update, Delete, Bulk
2025-03-06
MongoDB Course — 00 · Foundations, Document Model, Install, Tools
2025-02-26
Violin Notes — 08 · Grade 8 Virtuoso Bowing, All Double Stops, Performance Polish
2025-02-19
Violin Notes — 07 · Grade 7 All Positions, Harmonics, Advanced Bowing
2025-02-18
C++ Course — 02 · Pointers, Arrays, Memory, and RAII
2025-02-17
C++ Course — 01 · Syntax, Types, References, and Control Flow
2025-02-14
C++ Course — 00 · Setup, Compiler, and Hello World
2025-02-05
Piano Notes — 04 · Grade 4 Theory & Repertoire
2025-02-03
AI Prompting (Foundations & Practice)
2025-01-28
Piano Notes — 03 · Grade 3 Theory & Repertoire
2025-01-24
Python Course — 05 · Files, Paths, and Exception Handling
2025-01-22
Piano Notes — 02 · Grade 2 Theory & Repertoire
2025-01-21
Piano Notes — 01 · Grade 1 Theory & Repertoire
2025-01-16
Piano Notes — 00 · Beginner Basics & Your First Songs
2025-01-04
Python Course — 04 · Object-Oriented Python (classes, inheritance, dataclasses)
2025-01-02
Violin Notes — 06 · Grade 6 Double Stops, Higher Positions, Chromatic Scales
2024
2024-12-26
Python Course — 03 · Functions, Scope, Modules, and Packages
2024-12-23
Violin Notes — 05 · Grade 5 Vibrato, Shifting Across Positions, Three-Octave Scales
2024-12-22
Python Course — 02 · Data Structures (list, tuple, dict, set, comprehensions)
2024-12-21
Python Course — 01 · Syntax, Types, and Control Flow
2024-12-16
Violin Notes — 04 · Grade 4 2nd & 3rd Position, Melodic Minor, Spiccato
2024-12-13
Python Course — 00 · Setup, REPL, and Hello World
2024-12-09
Violin Notes — 03 · Grade 3 New Keys, Shifting Prep & Slurred Staccato
2024-12-07
Violin Notes — 02 · Grade 2 Two-Octave Scales & Slur Control
2024-12-04
Violin Notes — 01 · Grade 1 First Steps & Repertoire
2024-11-29
Violin Notes — 00 · Beginner Basics & Your First Sound
2022
2022-05-26
Statistic & Probability Models
2022-05-26
Web Development (Advanced) — Node.js, React, Vue, Build Tools, UI Frameworks
2022-05-26
Java Development [Basic] Part 1 — Language, OOP, Exceptions, I/O, Threads
2022-05-26
Java Development [Basic] Part 2 — GUI, Events, Functional, Collections, Streams
2022-05-26
Java語言 重溫筆記 - Q&A (In Progress)
2022-05-26
Java語言 重溫筆記 - 上 (In Progress)
2022-05-26
Web Development (Basic) — HTML, CSS, JavaScript, jQuery
2022-05-25
Logic Circuit Design
2022-05-25
Data Structure & Algorithm (C++)
2022-05-25
Data Communication & Networking
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Billiards & Snooker — 16 · Cue-Ball Control: Pro Patterns
2026-10-18
Billiards & Snooker — 15 · Rules, Tactics and Practice
2026-10-14
Billiards & Snooker — 14 · Special Shots
2026-10-03
Dev Essentials — 24 · Desk Health — Eye Strain, Posture, Movement and Setup
2026-09-25
Billiards & Snooker — 13 · Break-building
2026-09-24
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