Kevin Gathuku

@kevgathuku

Software Developer

Nairobi, KenyaJoined January 2019

About

I'm a web-focused developer with a passion for exploring new ideas and hopefully sharing more of them through this blog 😃

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Kevin Gathuku's blogs

Kevin Gathukukevgathuku.dev22 posts

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Recently published

KGKevin Gathukukevgathuku.devDec 30, 2025 · 5 min read

Mastering Clojure Iteration: A Practical Guide

You're working with a collection in Clojure and need to iterate over it. You reach for... wait, which one? for map doseq run! In my experience, while the official documentation exists, it's often unclear when to use each construct. This guide b...

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KGKevin Gathukukevgathuku.devDec 14, 2025 · 9 min read

URL WTFs

While working on an application that would accept user-provided URLs, it would be nice to test a wide range of URLs to figure out which ones to accept and which ones not to accept. Lots of security vulnerabilities might be hiding behind such simple f...

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KGKevin Gathukukevgathuku.devDec 3, 2025 · 7 min read

Reviving Legacy Code: Rescript Tips for Modernizing Your JavaScript Projects with AI

I have been on a journey to revive one of my oldest projects, partly to explore the capabilities of AI agents. This project in particular is around 10 years old, a full stack JavaScript app. The backend API is built with Express & MongoDB, and the fr...

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KGKevin Gathukukevgathuku.devNov 5, 2025 · 3 min read

The AI Reckoning

Do you believe your job can be done by AI? Up until very recently I believed this was all hype. No way this could happen. There have always been proclamations of new technologies like AI taking jobs. Most of the time dismissed as fantasy, most takes ...

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KGKevin Gathukukevgathuku.devSep 17, 2024 · 12 min read

Building our own zsh_stats command line app

In the previous post we saw how zsh has a nice inbuilt function zsh_stats to get a summarized list of the most commonly used terminal commands. This got me wondering, can we replicate this result ours

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Kevin Gathuku

About

Available for

Kevin Gathuku's blogs

Recently published

Mastering Clojure Iteration: A Practical Guide

URL WTFs

Reviving Legacy Code: Rescript Tips for Modernizing Your JavaScript Projects with AI

The AI Reckoning

Building our own zsh_stats command line app

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Kevin Gathuku

About

Available for

Kevin Gathuku's blogs

Recently published

Mastering Clojure Iteration: A Practical Guide

URL WTFs

Reviving Legacy Code: Rescript Tips for Modernizing Your JavaScript Projects with AI

The AI Reckoning

Building our own zsh_stats command line app