LLM technology • programming • software systems

LLM technology programming.

Software engineering after coding stops being the bottleneck: practical notes on building with LLMs, designing reliable workflows, and keeping real systems understandable.

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Dec 29, 2025 LLM Logic Distillation: Extracting Python Rules from LLMs A pattern I'm using lately is extracting logical (Pythonic) rules from LLMs. Example 1: Extracting HTML Content Let's say you have a business process where LLM helps a lot. For... Read →

Dec 18, 2025 Expert Trajectory RAG: Claude Code-Level Quality with Internal Models How to achieve Claude Code-level quality using internal coding models? Disclosure: This approach is for specific scenarios and requires significant pre-computation (tokens). When to Use This This is for you... Read →

Dec 4, 2024 "Mini-Firewall" Over EC2 Machines, AKA use Lambda function to update SecGroup with your IP address Automatically update AWS Security Groups with your dynamic IP address using Lambda functions and API Gateway. Perfect for securing EC2 instances when working from home with changing IP addresses. Read →

Dec 4, 2024 Batch Processing in SQLite: A Deep Dive into Database Field Updates Learn efficient techniques for updating millions of SQLite records using batch processing and smart indexing to avoid database locks. Includes performance benchmarks and strategies for handling large-scale database operations. Read →

Nov 12, 2024 Fine-Tuning Bert using LoRA, hosting on Cloudflare using Cloudflare AI Workers Build and deploy a custom content moderation model by fine-tuning BERT with LoRA on spam detection, then serving it efficiently through Cloudflare AI Workers. Read →

Sep 26, 2024 BFS, DFS, PageRank, AKA — How to run embeddings only on important parts of a website Optimize web scraping and embedding generation by using PageRank algorithm to prioritize important pages, ensuring you process the most valuable content first. Read →

Feb 17, 2024 There are more than 2 UUID types — UUIDv4, 7, ULID, etc… Explore UUID alternatives including UUIDv7, ULID, and HashIDs to solve common problems like database performance, ID ordering, and preventing information leakage in your applications. Read →

Nov 11, 2022 Python — PDB usage and reproducing program execution Master Python debugging with PDB by capturing and reproducing program execution state, including command-line arguments and environment variables for complex debugging scenarios. Read →

Dec 24, 2021 Data Ingestion — Build Your Own “Map Reduce”? Build a lightweight custom map-reduce system in Python for small teams and startups, avoiding the complexity of Hadoop while efficiently processing large datasets with multiprocessing. Read →