Travis Horn - Data Scientist and Software Engineer

There are two types of developers.

An "options object" is a programming pattern that you can use to pass any number of named arguments to a function.

JavaScript Standard Style is an attempt to standardize the way developers write JavaScript.

I recently competed in Node Knockout. > A 48-hour hackathon featuring [Node.js](https://nodejs.org/en).

Developers need source control.

Prettier is an opinionated code formatter.

I built a tool to scrape the latest schedule from Title's website and output CSV data ready for import into Google Calendar.

When learning a new concept, I always like to try building things from as low a level as I can.

The Vue CLI is an awesome tool to kick-start your Vue projects.

Overlaying text on an image, or even a solid color, can get tricky.

I enjoy reading books from Project Gutenberg.

JavaScript allows anonymous functions.

Did you know you can create hyperlinks on SVG shapes?

Google provides a free charting library to display live charts on your site.

Scalable Vector Graphics, or SVG, is a language for creating vector graphics.

I came up with the idea for a digital clock where the background was divided into 1,440 blocks — one for each minute of the day.

Say you have a database that contains information about clients your company serves.

This post will cover the basics of interactive maps using Vue.js and Leaflet.

Airbnb maintains a very popular JavaScript Style Guide that is used by many JavaScript developers worldwide.

Codevember is an annual pen-a-day challenge.

Tables might just be the most versatile format for displaying structured data.

D3 uses an enter, update, exit pattern for handling dynamic data.

I love using D3.js for data visualization.

One cool feature of CSS is the transition rules you can apply to elements.

Bootstrap is an awesome toolkit for front-end development.

I'm always finding myself in the same position: I have a table with two or more columns.

Let's see how easy it is to create a simple icon with SVG and animate it with CSS.

Using Bootstrap, I found myself wanting to have a button that will change widths depending on the screen size.

After reading and following along with the official Redux Read Me, I had many code samples saved to Codepen.

Today we'll be building the basic framework for an online store and shopping cart with Vue.js single file components. ### Setup Before you begin, yo…

Today we'll build a dependency-free function that accepts… - Data in a JSON array - An optional space-separated list of classes …then transforms the…

Google uses many different loading animations.

This is a simple example of using Chart.js to create a stacked bar chart (sometimes called a stacked column chart). > Chart.js provides simple yet fl…

Say you already have your Vue app up and running, but you want your users to be able to save their state between usage sessions.

I thought a fun side project would be creating a desktop app that runs in the system tray and displays the market price of ETH in USD when you hover o…

A while back, a user on Stack Overflow asked the question "How to get browser width using JavaScript code?"

One of my highest rated answers on Stack Overflow is in response to a very simple question. > Is it possible to specify a starting number for an orde…

Vue.js supports getters and setters on computed variables.

Client-side validation using JavaScript enhances user experience by giving feedback immediately to the user rather than having them complete a round-t…

One of the first patterns that you will need to learn when working with React is passing data between classes.

RJ Zaworski wrote an excellent introduction to Composition in JavaScript.

I recently ran into a situation where I had a `` input and I wanted to populate it with a list of options from an API endpoint.

I recently read a post on David Walsh's blog called Get Query String Parameters with JavaScript.

Traditionally, and with most modern web servers, it has been better to serve site assets from multiple domains, rather than from a single domain.

The question is: "If you have 5 different stylesheets, how would you best integrate them into a site?"

One of the biggest jumps a new JavaScript developer can make is going from writing collections of spaghetti code to using a system of loosely coupled …

Let's walk through building a function in JavaScript that returns a random number within a given range.

There's no shortage of slideshow plugins and frameworks for JavaScript.

This post is part of a project to move my old reference material to my blog.

This post is part of a project to move my old reference material to my blog.