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LLM Wiki

A pattern for building personal knowledge bases using LLMs.

This is an idea file, it is designed to be copy pasted to your own LLM Agent (e.g. OpenAI Codex, Claude Code, OpenCode / Pi, or etc.). Its goal is to communicate the high level idea, but your agent will build out the specifics in collaboration with you.

The core idea

Most people's experience with LLMs and documents looks like RAG: you upload a collection of files, the LLM retrieves relevant chunks at query time, and generates an answer. This works, but the LLM is rediscovering knowledge from scratch on every question. There's no accumulation. Ask a subtle question that requires synthesizing five documents, and the LLM has to find and piece together the relevant fragments every time. Nothing is built up. NotebookLM, ChatGPT file uploads, and most RAG systems work this way.

Ruby: The future of frozen string literals

What is a literal?

In programming languages, literals are textual representations of values in the source code. This is a syntactical concept.

Some examples:

7 # integer literal
@le0pard
le0pard / function.sql
Created April 6, 2023 16:14
Filtered Table Estimates
CREATE FUNCTION count_estimate(query text) RETURNS integer AS $$
DECLARE
rec record;
rows integer;
BEGIN
FOR rec IN EXECUTE 'EXPLAIN ' || query LOOP
rows := substring(rec."QUERY PLAN" FROM ' rows=([[:digit:]]+)');
EXIT WHEN rows IS NOT NULL;
END LOOP;
RETURN rows;
@stevenharman
stevenharman / format-ruby
Created March 19, 2020 15:05
Run `standardrb --fix` as a git pre-commit hook. NOTE: this assumes `gem "standard"` is in your Gemfile
#!/bin/sh
# This file is `.git/hooks/format-ruby` and it has been `chmod +x`'d
# Assumption: https://github.com/testdouble/standard is in your Gemfile
set -e
rubyfiles=$(git diff --cached --name-only --diff-filter=ACM "*.rb" "*.rake" "Gemfile" "Rakefile" | tr '\n' ' ')
[ -z "$rubyfiles" ] && exit 0
# Standardize all ruby files
@loilo
loilo / pass-slots.md
Last active April 16, 2026 16:08
Vue: Pass Slots through from Parent to Child Components

Vue: Pass Slots through from Parent to Child Components

The Situation

  • We've got some components A, B and C which provide different slots.
    const A = {
      template: `<div><slot name="a">Default A Content</slot></div>`
    }

const B = {

@phansch
phansch / yardoc_cheatsheet.md
Last active February 10, 2026 23:42 — forked from chetan/yardoc_cheatsheet.md
Improved YARD cheatsheet
@yossorion
yossorion / what-i-wish-id-known-about-equity-before-joining-a-unicorn.md
Last active April 8, 2026 14:09
What I Wish I'd Known About Equity Before Joining A Unicorn

What I Wish I'd Known About Equity Before Joining A Unicorn

Disclaimer: This piece is written anonymously. The names of a few particular companies are mentioned, but as common examples only.

This is a short write-up on things that I wish I'd known and considered before joining a private company (aka startup, aka unicorn in some cases). I'm not trying to make the case that you should never join a private company, but the power imbalance between founder and employee is extreme, and that potential candidates would