Welcome, Substack Posts
Adding 5 posts from my old Substack newsletter to the blog.
Alex C. Viana's Blog
Personal blog
Latest posts
Hello, cloud-reader
Building a personal RSS reader on the Cloudflare developer platform.
Hello, Astro
Migrating from Next.js to Astro
Verifying Git Branch Histories with Diff, Log, and Blame
Rebuilding and checking a git branch
Brian Eno's Oblique Strategies in the Terminal
Building a terminal splashscreen with Brian Eno's Oblique Strategies
2024-12-09 Weekly Note - Upgrading Raspberry Pi OS
Rebuilding my Raspberry Pi, Pi-Hole, and PADD configuration from scratch.
2024-11-11 Weekly Update - Python, Inverse Machine Learning, Set Cardinality
Sabbatical Week 20 - Python structural pattern matchin and package logging, uv in Docker, inverse reinforcement learning, and Cantor's theory of cardinality
2024-10-07 Weekly Update - Levenshtein, Hamming, and Jaccard Distances
Sabbatical Week 15 - General metric spaces, Levenshtein, Hamming, and Jaccard distances plus links on Python 3.13, inline functions, and The MANIAC
2024-09-30 Weekly Update - Cleaning git history, blog meta-updates, and new developer line tools
Sabbatical Week 14 - Removing sensitive content from your git history, framework and title format updates for the blog, and new tools I've started using over the last 3 months.
2024-09-23 Weekly Update - Python syntax, Obsidian dataview, vim, and Python notebooks
Sabbatical Week 13 - python syntax, Obsidian dataview, LazyVim configs, and python notebooks
2024-09-09 Weekly Update - Evergreen notes, LLMs, programming taste
Sabbatical Week 11 - evergreen notes, LLMs, and programming taste
2024-09-06 Weekly Update - Structured outputs for LLMs and proving the binomal theorem
Sabbatial Week 10 - structured outputs for LLMs and proving the binomial theorem
2024-08-30 Weekly Update - Web scrapting and prompt engineering
Sabbatical Week 8 - some web scraping and prompt engineering
2024-08-23 Weekly Update - More math proofs, LeetCode, DuckDB, and networking
Sabbatical Week 7 - Some in-person events plus more proofs, LeetCode, and DuckDB
2024-08-16 Weekly Update - math proofs, LeetCode, DuckDB, and networking
Week 6 of my sabbatical - math proofs, LeetCode, DuckDB, and networking
Migrating Posts From My GitHub Blog
Porting some old posts over from 2014-2017
Fumbling Into Floats
Down a rabbit hole of floating point numbers
The Data Chief Podcast Episode
Some thoughts on appearing on a professionally produced podcast
Practicing Jazz with the Linux Command Line
Using linux command line tools for jazz ear training
Notes on Chapter 1 and 2 of What are Embeddings
Notes on Chapter 1 and 2 of Vicki Boykis's "What Are Embeddings" paper
Finite Dimensiona Vector Spaces Ch. 1 Problem 2(c)
Working through problem 2(c) from chapter 1 of Halmos's "Finite Dimensional Vector Spaces"
The Best Math Advice I Ever Got
On turning hieroglyphics into pictures
Hello, Manjaro!
First steps with Arch
Hello, LaTeX!
Playing around with LaTeX formuals for fun
Journal Club: Talking About Large Language Models
Notes on Murray Shanahan's "Talking About Larger Language Models"
I Love Computers
Working on computers for fun ... and not for profit
One Day Of Advent Of Code
Working on Advent of Code and learning to take only what you need from something
The Coconut Programing Language
A functional programming language that compiles to Python
Where The Water Goes by David Owen
Life and death along the Colorado River
The Crystal Programming Language
A quick peek at at the Crystal programming language
SQLite and DuckDB
Diving into a recent paper on running OLAP workloads on my favorite database
Hello, Darkness
My old Friend ...
Hello, World!
First Post!
Prototyping for Data Teams
Hello again!
Configuring Your OSX Terminal
For fun and productivity!
6 Python Tools I'd Like To Try In 2021
I could probably have tried all these tools in the time it took me to write this ...
My Python Documentation Toolchain
I tried to write a short technical article and it took me 6 weeks
Welcome!
Well, the good news is I didn't start a podcast ...
An Intro to Regex
A presentation on using Regex for analysts
What The F*ck Is The Internet Vol. 1 - Bits, Encoding, Packets, and Protocols
A short presentation about how data is encoded over networks
Special Methods in Python
Exploring Python's build-in methods
Setting Up Pelican with GitHub Pages
Obligatory metapost on setting up a blog
Exploring Python's 'in' operator
Digging into how the in operator works
Writing a FITS File Bigger Than Your Memory
Getting in the weeds with the FITS file format
Working with NumPy Arrays and SQL
Binary encoding in SQL for NumPy objects
Fitting 2D Gaussians with agpy
Fitting 2 dimensionaly Gaussians with a small open source package
Faster File Existence Testing with Sets
Using set membership to skip disk reads
2014 Summer Internship Opportunity
Call for submissions for my internship opportunity at STScI
Guilty As Charged
Just a little git humor
A Basic Automation Setup for Astronomy - Part 2
Part 2 of a automation pipeline for astronomy tasks