A practical developer knowledge base — commands, concepts, examples, troubleshooting, system design, and real-world engineering knowledge in one place.
Tech-Byte is a comprehensive, developer-focused knowledge repository designed to be a daily reference and learning companion. It combines CLI command references, programming language notes, DevOps and infrastructure knowledge, observability, system design, data structures & algorithms, troubleshooting guides, and real-world engineering lessons — all organized so you can quickly find what you need and understand why it works.
Not just a cheat sheet. Every topic provides concepts, practical commands, examples, troubleshooting tips, production considerations, and links to related topics.
tech-byte/
│
├── 💻 languages/ Programming language references
├── 🧰 cli/ CLI command center & tool references
├── 🚀 devops/ Docker, Kubernetes, Helm, CI/CD
├── 📊 observability/ Prometheus, PromQL, Grafana, OpenTelemetry
├── 🌐 distributed-systems/ Kafka, etcd, consensus, replication
├── 🗄 databases/ PostgreSQL, Redis, MongoDB, design patterns
├── 🔐 security/ TLS, JWT, OAuth, Vault, certificates
├── 🔎 search/ OpenSearch, Elasticsearch, query DSL
├── 🏗 system-design/ Architecture, scalability, case studies
├── 🧠 dsa/ Data structures & algorithms
├── 🏛 architecture/ Patterns: microservices, event-driven, clean
├── 🐛 troubleshooting/ Symptom-based debugging guides
├── ⚙️ engineering/ Best practices, testing, logging, performance
├── 📝 real-world/ Production incidents & lessons learned
├── 📖 resources/ Books, courses, blogs, tools
├── 🎯 learning/ Guided learning paths
├── 🧩 frameworks/ Flask, FastAPI, Django, Spring, Node.js
├── 📋 templates/ Reusable documentation templates
├── 🔧 scripts/ Validation & index generation utilities
└── 📄 docs/ Repository documentation & guides
| Category | Description | Key Topics |
|---|---|---|
| 💻 Languages | Programming language references | Python, Go, Bash, Java, JavaScript, TypeScript, Rust |
| 🧰 CLI | Command-line tool references | Git, Linux, Docker, kubectl, Helm, curl, jq, grep, sed, awk |
| 🚀 DevOps | Infrastructure & operations | Docker, Kubernetes, Helm, CI/CD, Linux, Networking |
| 📊 Observability | Monitoring & alerting | Prometheus, PromQL, VictoriaMetrics, Grafana, OpenTelemetry |
| 🌐 Distributed Systems | Distributed computing | etcd, Kafka, consensus, replication, partitioning, caching |
| 🗄 Databases | Database systems & design | PostgreSQL, Redis, MongoDB, MySQL, database design |
| 🔐 Security | Security & authentication | TLS, JWT, OAuth, Vault, certificates, RBAC |
| 🔎 Search | Search engines & queries | OpenSearch, Elasticsearch, query DSL |
| 🏗 System Design | System architecture | Scalability, availability, caching, case studies |
| 🧠 DSA | Algorithms & data structures | Arrays, trees, graphs, dynamic programming, sorting |
| 🏛 Architecture | Architecture patterns | Microservices, event-driven, hexagonal, clean architecture |
| 🐛 Troubleshooting | Debugging & problem solving | CPU, memory, networking, Kubernetes, DNS, certificates |
| ⚙️ Engineering | Development practices | Testing, logging, debugging, code review, performance |
| 📝 Real-World | Production experience | Incidents, troubleshooting cases, lessons learned |
| 📖 Resources | Learning resources | Books, courses, blogs, tools, documentation |
| 🎯 Learning Paths | Guided learning paths | Backend, DevOps, Kubernetes, System Design |