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A brief guide to set up TPM based luks partition unlocing at boot-time.

BIOS

The TPM must be enabled in the BIOS

Software install

sudo apt install \
  clevis \
 clevis-luks \

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ffmpeg -i ${INPUT} -c:v libx265 -preset veryslow -vf 'format=yuv420p' -crf 28 ${OUTPUT}.mp4

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package main

import (
	"fmt"
	"math"
)

func main() {
	fmt.Println(NumberFormat(123))
	fmt.Println(NumberFormat(12345))

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How to store & access API credentials in Python projects

This gist will explore how to leverage a "dotenv" ecosystem to mange application credentials.

Github Repo

The gist follows code in the repo https://github.com/rmrfslashbin/python-dotenv-poc.

The twelve-factor app

The Twelve-Factor App concept provides numerous best-practice guidelines for applications and scipts. This gist will provide a python-based foundation, using the dotenv concept, to manage application credentials as described here: https://12factor.net/config

python-dotenv

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So You Got a Mac.

First, congrats! You're more special than the people lost in Windowz land. But not as cool as the Linux kids. It's a trade-off. These are the things I did to set up my nifty new MacOS system.

ToC

• Why MacOS?
• The Dock.
• Applications.
• System Preferences.
• Install Stuff.
• FiraCode.

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Helpful Trino queries

... to fetch data from my aws-cf-rtl and Trino/Superset projects.

Docker

I run Trino in a local Docker container. A Trino query can be invoked from the CLI by passing the query into the --execute param.

docker exec -it trino-us-east-1 trino --output-format ALIGNED --execute "${QUERY}"

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Quick text encryption

Do not use this in production. YYMV.

]$ echo -n 'this is the plaintext' | openssl aes-256-cbc -e -salt -pbkdf2 -iter 10000 -out ciphertext.enc -p

]$ cat ciphertext.enc|openssl enc -base64

]$ openssl aes-256-cbc -d -salt -pbkdf2 -iter 10000 -in ciphertext.enc -p