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If you have never thought about improving the accessibility of your websites before — you should! Let me help you out. The following is a checklist of tangible action items you can follow as a front-end developer to improve the accessibility of your sites.


This checklist is a personalized synthesis of the series of accessibility articles written on For a more in-depth discussion of the following, I highly encourage you to read through their posts!


Web accessibility refers to the concept of ensuring web content is usable by people with various impairments or abilities. …

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Closures can be confusing in JavaScript. But, the truth is — you’ve most likely used them before! Let me explain.


In referencing behavior of the JavaScript engine, I reference any of the major implementations, whether it be Firefox’s SpiderMonkey or Chrome’s V8 on the browser-side, or Node.js on the server-side. The internal behavior of the three is identical for the purposes of this article.

All information discussed in this article is specific to the ES6 standard.

Finally, note that while I will be describing behavior of the JavaScript engine, code will be exemplified in TypeScript. TypeScript is a static-typed superset language that compiles to JavaScript. …

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Before I knew I wanted to build IdeaDog, a social media web application for sharing ideas, I knew I wanted to build a full-fledged React app. And not just any React app, but a modern React app.

I had been independently learning JavaScript/TypeScript, React and Node.js over the previous two months, and was eager to put my skills to the test with a React application built entirely from scratch. Ever obsessed with coding while maintaining best practices and using the latest technologies, I insisted on keeping the React techniques and libraries I used as modern as possible.

Alright, alright, I know. I keep repeating it, but what exactly do I mean when I say that IdeaDog is a modern React app? …


Brennan D Baraban

Full-stack software engineer

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