Travis Horn - Data Scientist and Software Engineer

I am excited to share with you my latest open-source project, an unofficial adapter for Auth.js/NextAuth.js that allows connectivity to any database s…

This month marks the halfway point in the yearlong challenge.

Learning new programming languages is an important aspect of a software developer's journey.

Python is a powerful programming language that has become increasingly popular over the years.

SurrealDB is a cutting-edge, next-generation serverless database that offers powerful features such as SQL-style query language, real-time queries, an…

My excitement about this month in the [#12in23 Challenge](https://exercism.org/challenges/12in23) can be summed up in one word: [Rust](https://rust-la…

For the month of February 2023, I continued [Exercism's #12in23 Challenge](https://exercism.org/challenges/12in23) by trying out [the Elixir programmi…

Starting in January of 2023, I decided to take Exercism's #12in23 Challenge.

Say you have a table with student test data.

Want to build a bot on a messaging platform?

If you run Windows and you're interested in Haskell but not sure how to get set up, check out this guide.

In the last few articles, we installed Arch Linux, xmonad window manager, Alacritty terminal emulator, and xmobar status bar all from scratch.

In the last few articles, we've installed Arch Linux, the xmonad window manager, and Alacritty terminal emulator.

In the last couple articles we've already installed Arch Linux and xmonad window manager.

In [the last article](https://travishorn.com/installing-arch-linux/), we installed a barebones installation of Arch Linux.

Lately I've been experimenting with more customizable distributions of Linux.

You can run Node.js apps on Windows with the added layer of a reverse-proxy with the built-in web service manager IIS.

Using flexbox doesn't always produce the expected alignment, especially on the last row of a grid.

Say we have a set of data in column A. | A | | --- | | 469 | | 396 | | 600 | | 177 | | 240 | | 155 | | 204 | | 454 | | 278 | | 233 | And we want t…

This is the fifth article in a series where we'll be learning to use the powerful logic of a programming language like JavaScript to manipulate spread…

This is the fourth article in a series where we'll be learning to use the powerful logic of a programming language like JavaScript to manipulate sprea…

This is the third article in a series where we'll be learning to use the powerful logic of a programming language like JavaScript to manipulate spread…

This is the second article in a series where we'll be learning to use the powerful logic of a programming language like JavaScript to manipulate sprea…

This is the first article in a series where we'll be learning to use the powerful logic of a programming language like JavaScript to manipulate spread…

Building on the last article, I'll show you how to use the SparkLine component we built to create a "dashboard" of data points that anyone can quickly…

Sparklines can be used to quickly visualize data variance.

If you have data in Google Sheets, you can import and visualize it using D3. ### Creating the table Maybe you already have data in Google Sheets.

D3 provides a powerful interface for reacting to changes in data.

csval is a command-line tool and a JavaScript library that can check CSV files against a set of validation rules.

D3 is a great data visualization library.

D3 is a great data visualization library.

There are some sequences of commands I use over and over again.

The serverless method promises to take away the hassle of managing servers so you can focus on development.

I recently ran into the problem of having to loop over an array, but with a delay between iterations.

An interactive gallery of photos is the perfect use-case for Vue and the CSS Grid Layout.

Are you trying to build a grid of elements?

In JavaScript, there are three prototype methods for getting part of a string.

Why should we put thought into version numbering?

Recently, I needed to remove part of a shape in SVG for a project I was working on.

In this article, I'll go over how to create an API server that signs and verifies JSON Web Tokens for authentication.

If you're just starting out with Vue and you've followed along with the official guide, it begins by detailing how to use Vue in the easiest way possi…

In this post, we'll build a function for predicting data using linear regression and the least-squares method.

Sometimes it's best to load and display different images for different screen sizes.

Writing non-blocking, asynchronous code is a staple of Node.js development and the broader JavaScript world.

What type of unique identifier should you use for your next data-backed project?

In 1990 — the early days of the web — Tim Berners-Lee created a piece of software called WorldWideWeb.

When quickly creating prototypes, color may play an important role.

ES6 implements features which use a more expressive closure syntax and more intuitive expression interpolation that can shorten your functions.

Loading times are a big pain for users.

I created a free progressive web app which helps people with diabetes find information on the food they eat. > Update: The web app is no longer avail…