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AWSTemplateFormatVersion: '2010-09-09'
Description: Extreme Performance Tuning Benchmark Environment
Parameters:
AmiId:
Type: AWS::SSM::Parameter::Value<AWS::EC2::Image::Id>
Default: '/aws/service/ami-amazon-linux-latest/amzn2-ami-hvm-x86_64-gp2'
@qpwo
qpwo / monte_carlo_tree_search.py
Last active February 11, 2026 09:02
Monte Carlo tree search (MCTS) minimal implementation in Python 3, with a tic-tac-toe example gameplay
"""
A minimal implementation of Monte Carlo tree search (MCTS) in Python 3
Luke Harold Miles, July 2019, Public Domain Dedication
See also https://en.wikipedia.org/wiki/Monte_Carlo_tree_search
https://gist.github.com/qpwo/c538c6f73727e254fdc7fab81024f6e1
"""
from abc import ABC, abstractmethod
from collections import defaultdict
import math
@nadavrot
nadavrot / Matrix.md
Last active April 2, 2026 13:20
Efficient matrix multiplication

High-Performance Matrix Multiplication

This is a short post that explains how to write a high-performance matrix multiplication program on modern processors. In this tutorial I will use a single core of the Skylake-client CPU with AVX2, but the principles in this post also apply to other processors with different instruction sets (such as AVX512).

Intro

Matrix multiplication is a mathematical operation that defines the product of

@3n21c0
3n21c0 / main.go
Last active December 30, 2025 18:52
A simple golang web server with basic logging, tracing, health check, graceful shutdown and zero dependencies
package main
import (
"context"
"flag"
"fmt"
"log"
"net/http"
"os"
"os/signal"
@harshavardhana
harshavardhana / nginx-minio-static.md
Last active March 3, 2026 16:38 — forked from koolhead17/gist:4b8dd8d95ec86368634693cf9ad9391c
How to configure static website using Nginx with MinIO ?

How to configure static website using Nginx with MinIO ?

1. Install nginx

2. Install minio

3. Install mc client

4. Create a bucket:

$ mc mb myminio/static
Bucket created successfully ‘myminio/static’.
@croxton
croxton / SSL-certs-OSX.md
Last active March 4, 2026 06:32 — forked from leevigraham/Generate ssl certificates with Subject Alt Names on OSX.md
Generate ssl certificates with Subject Alt Names

Generate ssl certificates with Subject Alt Names on OSX

Open ssl.conf in a text editor.

Edit the domain(s) listed under the [alt_names] section so that they match the local domain name you want to use for your project, e.g.

DNS.1   = my-project.dev

Additional FQDNs can be added if required:

@egmontkob
egmontkob / Hyperlinks_in_Terminal_Emulators.md
Last active March 31, 2026 15:20
Hyperlinks in Terminal Emulators
@mcastelino
mcastelino / iptables-cheatsheet.md
Last active February 17, 2026 14:36
iptables-cheatsheet

The netfilter hooks in the kernel and where they hook in the packet flow

The figure below calls out

  • The netfilter hooks
  • The order of table traversal
@mihow
mihow / load_dotenv.sh
Last active March 17, 2026 06:23
Load environment variables from dotenv / .env file in Bash
# The initial version
if [ ! -f .env ]
then
export $(cat .env | xargs)
fi
# My favorite from the comments. Thanks @richarddewit & others!
set -a && source .env && set +a
@subfuzion
subfuzion / curl.md
Last active April 2, 2026 08:34
curl POST examples

Common Options

-#, --progress-bar Make curl display a simple progress bar instead of the more informational standard meter.

-b, --cookie <name=data> Supply cookie with request. If no =, then specifies the cookie file to use (see -c).

-c, --cookie-jar <file name> File to save response cookies to.