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# tutorial

Tutorial is a general purpose tag. We welcome all types of tutorial - code related or not! It's all about learning, and using tutorials to teach others!

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TypeScript Patterns for Environment Variables

TypeScript Patterns for Environment Variables

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3 min read
🐍 Python Power Moves: 5 Tricks to Level Up Your Code Today

🐍 Python Power Moves: 5 Tricks to Level Up Your Code Today

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3 min read
How I Tested 5 Small LLMs on a Weak PC (Intel i5, No GPU) – And Found a Winner

How I Tested 5 Small LLMs on a Weak PC (Intel i5, No GPU) – And Found a Winner

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6 min read
I Built Speech-to-Text That Runs 100% On My Machine — No Cloud, No API Key (Whisper)

I Built Speech-to-Text That Runs 100% On My Machine — No Cloud, No API Key (Whisper)

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4 min read
I Built a Study-Notes Summarizer in the Browser — No AI API, Just Word-Frequency Scoring

I Built a Study-Notes Summarizer in the Browser — No AI API, Just Word-Frequency Scoring

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4 min read
Build a RAG application with Runware and LangChain

Build a RAG application with Runware and LangChain

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9 min read
Optional persistent data example:

Optional persistent data example:

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3 min read
Harden Linux Services with `systemd-analyze security`: From Score to Enforceable Policy

Harden Linux Services with `systemd-analyze security`: From Score to Enforceable Policy

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3 min read
Nightly Container CVE Gate on Linux: Trivy + systemd Timers (Practical, Auditable)

Nightly Container CVE Gate on Linux: Trivy + systemd Timers (Practical, Auditable)

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4 min read
Rootless Podman Quadlet on Linux: Replace `podman generate systemd` with a declarative setup that auto-updates safely

Rootless Podman Quadlet on Linux: Replace `podman generate systemd` with a declarative setup that auto-updates safely

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4 min read
When proofs fail on Midnight: Debugging proof server errors and ZK generation failures

When proofs fail on Midnight: Debugging proof server errors and ZK generation failures

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9 min read
Decoding error 1010 on Midnight: What "Invalid Transaction" actually means

Decoding error 1010 on Midnight: What "Invalid Transaction" actually means

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14 min read
Cross-Row Validation Risk in PostgreSQL CHECK Constraints

Cross-Row Validation Risk in PostgreSQL CHECK Constraints

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3 min read
Build a RAG System with Python and OpenAI

Build a RAG System with Python and OpenAI

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5 min read
Agent Accounts Quickstart in Python

Agent Accounts Quickstart in Python

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5 min read
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