https://qubitlogic.dev/ Recent content on QubitLogic https://qubitlogic.dev/images/og-default.png https://qubitlogic.dev/images/og-default.png Hugo en-us Mon, 01 Jun 2026 17:04:54 +0100 https://qubitlogic.dev/infrastructure/how-to-provision-vps-ai-agent-workloads/ Mon, 01 Jun 2026 08:30:00 +0100 https://qubitlogic.dev/infrastructure/how-to-provision-vps-ai-agent-workloads/ VPS for AI agent workloads on Ubuntu 24.04 — provision, harden, and benchmark with sysbench and fio. CPU governor tuning, swap config, Nginx, and cloud provider selection. https://qubitlogic.dev/infrastructure/nginx-reverse-proxy-python-ai-api/ Mon, 01 Jun 2026 10:00:00 +0100 https://qubitlogic.dev/infrastructure/nginx-reverse-proxy-python-ai-api/ Nginx reverse proxy for Python FastAPI on VPS — TLS via Certbot, rate limiting, upstream health checks, and LLM-aware timeout tuning. Full production configuration. https://qubitlogic.dev/infrastructure/optimizing-python-environment-ubuntu-24-04/ Mon, 01 Jun 2026 11:30:00 +0100 https://qubitlogic.dev/infrastructure/optimizing-python-environment-ubuntu-24-04/ Python performance on Ubuntu 24.04 — venv isolation, uvicorn worker sizing, py-spy profiling, and memory optimisation for AI agent workloads. Reproducible benchmarks. https://qubitlogic.dev/infrastructure/quantum-ready-tech-stack/ Mon, 01 Jun 2026 13:00:00 +0100 https://qubitlogic.dev/infrastructure/quantum-ready-tech-stack/ Quantum-AI developer stack 2026 — IBM Quantum, IonQ, and Azure Quantum reviewed with real cost breakdowns, simulator options, and honest hardware capability ratings. https://qubitlogic.dev/infrastructure/cost-effective-cloud-architecture-backtesting-pipelines/ Mon, 01 Jun 2026 14:30:00 +0100 https://qubitlogic.dev/infrastructure/cost-effective-cloud-architecture-backtesting-pipelines/ Python backtesting pipeline on a $24/mo VPS — multiprocessing pools, memory-mapped data loading, chunked I/O, and cron scheduling for 500+ overnight strategy runs. https://qubitlogic.dev/infrastructure/cicd-pipeline-ai-python-scripts/ Mon, 01 Jun 2026 16:00:00 +0100 https://qubitlogic.dev/infrastructure/cicd-pipeline-ai-python-scripts/ GitHub Actions CI/CD for Python AI scripts — pytest, dependency auditing, mypy type checking, and zero-downtime SSH deployment to a Linux VPS. Complete workflow included. https://qubitlogic.dev/infrastructure/digitalocean-vs-vultr-performance-benchmarks/ Mon, 01 Jun 2026 17:00:00 +0100 https://qubitlogic.dev/infrastructure/digitalocean-vs-vultr-performance-benchmarks/ DigitalOcean vs Vultr benchmark 2026 — sysbench, fio, iperf3, and Python AI workloads on $12/mo plans. Reproducible numbers with a clear provider verdict for developers. https://qubitlogic.dev/quantum-coding/quantum-inspired-optimizer-python/ Mon, 01 Jun 2026 09:00:00 +0100 https://qubitlogic.dev/quantum-coding/quantum-inspired-optimizer-python/ QAOA optimizer in Python with Qiskit — implement quantum-inspired MaxCut from scratch, build the cost Hamiltonian, and benchmark against a classical greedy baseline. https://qubitlogic.dev/quantum-coding/qaoa-vs-classical-brute-force-benchmarking/ Mon, 01 Jun 2026 10:30:00 +0100 https://qubitlogic.dev/quantum-coding/qaoa-vs-classical-brute-force-benchmarking/ QAOA vs classical benchmark — MaxCut across 6–20 nodes comparing brute force, greedy, and simulated annealing. Reproducible code and an honest verdict on when QAOA wins. https://qubitlogic.dev/quantum-coding/grovers-search-logic-python/ Mon, 01 Jun 2026 12:00:00 +0100 https://qubitlogic.dev/quantum-coding/grovers-search-logic-python/ Grover's algorithm in Python with Qiskit — oracle construction, amplitude amplification, iteration count formula, and honest O(√N) vs O(N) benchmark with Qiskit Aer. https://qubitlogic.dev/quantum-coding/qiskit-scikit-learn-hybrid-workflow/ Mon, 01 Jun 2026 13:30:00 +0100 https://qubitlogic.dev/quantum-coding/qiskit-scikit-learn-hybrid-workflow/ Qiskit + Scikit-Learn hybrid ML — quantum kernel SVM as a sklearn estimator, benchmarked against classical SVM and random forest with GridSearchCV and cross-validation. https://qubitlogic.dev/quantum-coding/simulating-circuit-depth-code-optimization/ Mon, 01 Jun 2026 15:00:00 +0100 https://qubitlogic.dev/quantum-coding/simulating-circuit-depth-code-optimization/ Qiskit circuit depth optimisation — transpiler levels, gate cancellation, and circuit rewriting to reduce noise and simulation time. Benchmarks and reproducible commands. https://qubitlogic.dev/quantum-coding/traveling-salesperson-simulated-annealing/ Mon, 01 Jun 2026 16:30:00 +0100 https://qubitlogic.dev/quantum-coding/traveling-salesperson-simulated-annealing/ Simulated annealing for TSP in Python — 2-opt local search, adaptive cooling schedule, restart logic, and benchmarks up to 500 cities against nearest-neighbour and brute force. https://qubitlogic.dev/professional-edge/post-quantum-cryptography-api-security/ Mon, 01 Jun 2026 08:00:00 +0100 https://qubitlogic.dev/professional-edge/post-quantum-cryptography-api-security/ Post-quantum cryptography for Python APIs — which algorithms are vulnerable to quantum attacks, NIST FIPS replacements, and how to audit and migrate your API stack now. https://qubitlogic.dev/professional-edge/integrating-enterprise-rag-agents/ Mon, 01 Jun 2026 09:30:00 +0100 https://qubitlogic.dev/professional-edge/integrating-enterprise-rag-agents/ Enterprise RAG agent architecture — chunking strategy, embedding model selection, vector DB choice, RAGAS retrieval evaluation, and self-hosted VPS deployment guide. https://qubitlogic.dev/professional-edge/top-5-apis-real-time-financial-data/ Mon, 01 Jun 2026 11:00:00 +0100 https://qubitlogic.dev/professional-edge/top-5-apis-real-time-financial-data/ Top 5 real-time financial data APIs 2026 — Polygon.io, Alpaca, and 3 others benchmarked on latency, data quality, and Python ergonomics for algorithmic trading and AI agents. https://qubitlogic.dev/professional-edge/agentic-workflows-vs-manual-scripts/ Mon, 01 Jun 2026 12:30:00 +0100 https://qubitlogic.dev/professional-edge/agentic-workflows-vs-manual-scripts/ LangGraph vs Python scripts benchmark — agentic AI vs deterministic code across data pipelines, research, code generation, and API orchestration. Cost, latency, and reliability measured. https://qubitlogic.dev/professional-edge/quantum-ai-certification-review/ Mon, 01 Jun 2026 14:00:00 +0100 https://qubitlogic.dev/professional-edge/quantum-ai-certification-review/ Quantum AI certifications 2026 — IBM, Coursera, AWS Braket, and university programs rated on curriculum depth, industry recognition, and ROI for working developers. https://qubitlogic.dev/professional-edge/auditing-code-post-quantum-compliance/ Mon, 01 Jun 2026 15:30:00 +0100 https://qubitlogic.dev/professional-edge/auditing-code-post-quantum-compliance/ Post-quantum compliance audit tool in Python — scan codebases for vulnerable crypto, generate prioritised remediation reports, and integrate PQC checks into CI/CD pipelines. https://qubitlogic.dev/about/ Mon, 01 Jun 2026 00:00:00 +0100 https://qubitlogic.dev/about/ QubitLogic is a technical workbench for quantum-AI hybrid development — tutorials, benchmarks, and infrastructure guides with reproducible code. https://qubitlogic.dev/affiliate-disclosure/ Mon, 01 Jun 2026 00:00:00 +0100 https://qubitlogic.dev/affiliate-disclosure/ QubitLogic affiliate disclosure — how we use affiliate links and our editorial independence policy. https://qubitlogic.dev/privacy/ Mon, 01 Jun 2026 00:00:00 +0100 https://qubitlogic.dev/privacy/ QubitLogic privacy policy — how we handle data, cookies, and your rights under UK GDPR. https://qubitlogic.dev/start-here/ Mon, 01 Jun 2026 00:00:00 +0100 https://qubitlogic.dev/start-here/ QubitLogic learning path for developers — start with VPS infrastructure, progress to Qiskit quantum algorithms, finish with production AI and PQC. Every article has runnable code. https://qubitlogic.dev/newsletter/ Mon, 01 Jun 2026 00:00:00 +0100 https://qubitlogic.dev/newsletter/ One serious article per week covering quantum algorithms, AI infrastructure, and financial APIs — with runnable code. Free newsletter from QubitLogic.