# erik’s Substack

Bracing against the wind: no longer self-hosted. A continuation of where I started a long time ago.

Page: <https://rssamplifier.com/simul-substack-com>  
Feed: <https://rssamplifier.com/simul-substack-com.md>

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## [When databases don't make sense, use Parquet.](https://simul.substack.com/p/when-databases-dont-make-sense-use)

_2026-07-09 · erik aronesty_

LakeQL + parquet is how I database now.

## [Sites I've built recently](https://simul.substack.com/p/sites-ive-built-recently)

_2024-09-24 · erik aronesty_

Aside from my job, I like to build random sites.

## [Stochastic Rounding is Better](https://simul.substack.com/p/stochastic-rounding-is-better)

_2024-01-16 · erik aronesty_

Rounding so that aggregates work

## [GPT: Arguments against taxation](https://simul.substack.com/p/gpt-arguments-against-taxation)

_2023-05-07 · erik aronesty_

Title: The Great Tax Debate

## [Get block size bash](https://simul.substack.com/p/get-block-size-bash-15-06-16)

_2015-06-16 · erik aronesty_

Probe for block size.

## [Viral load](https://simul.substack.com/p/viral-load-15-05-06)

_2015-05-06 · erik aronesty_

Quintiles put the poster I made up on their site: Identifying viral load in tumors using nextgen sequencing. Thanks Kim!

## [Gene therapies I want to see developed](https://simul.substack.com/p/gene-therapies-i-want-to-see-developed-14-08-06)

_2014-08-06 · erik aronesty_

Gene therapies I'd love to see developed/tested in my lifetime:

## [Clustered Object Encoding 2.0](https://simul.substack.com/p/clustered-object-encoding-20-14-06-24)

_2014-06-24 · erik aronesty_

Without going into detail about of "the cloud" and the exaggerations and mysticism that accompany it, here's some definitions that it took me a while to truly understand:

## [Variable Length, Zipf's Law and Density Functions](https://simul.substack.com/p/variable-length-zipfs-law-and-density-14-06-11)

_2014-06-11 · erik aronesty_

When coding, variables should be named based on both frequency and the length of their context.

## [Code Faster with Clear Tutorials (Sponsored)](https://crawlproof.com/a/QJxZvZo52iRI)

_2014-06-10 · **Sponsored**_

Short, step-by-step coding videos you can follow along

## [Capricious Job Scheduling](https://simul.substack.com/p/capricious-job-scheduling-14-05-30)

_2014-05-30 · erik aronesty_

Using a perfectly fair scheduler, I launch 5 processes with the following pattern: