just another all around try hardhttps://davidgerrells.com/enhttps://davidgerrells.com/blog/how-to-make-a-game-engine/https://davidgerrells.com/blog/how-to-make-a-game-engine/Let's write a game engine from scratch in javascript without any AI help. That is right, 100% pure manmade code. How hard can it be?Sat, 20 Dec 2025 00:00:00 GMThttps://davidgerrells.com/blog/what-is-a-favicon/https://davidgerrells.com/blog/what-is-a-favicon/I must confess. There is this pet peeve I have. Whenever I come across a project, website, or app which sports the default favicon (favorite icon) of whatever framework, tool, or library used to make said project, website, or app, I cannot help but be disappointed. Nay, more than disappointed, the emotion comes close to that of disgust.Tue, 11 Nov 2025 00:00:00 GMThttps://davidgerrells.com/blog/how-fast-is-java-teaching-an-old-dog-new-tricks/https://davidgerrells.com/blog/how-fast-is-java-teaching-an-old-dog-new-tricks/Java, the language everyone loves to hate. Long has it garnered the reputation of a stagnant, obtuse, bloated beast only used by those who have no other choice because some enterprise corporate believed the hype train of the 90s. But is that all still true today?Thu, 23 Oct 2025 00:00:00 GMThttps://davidgerrells.com/blog/how-fast-is-go-simulating-millions-of-particles-on-a-smart-tv/https://davidgerrells.com/blog/how-fast-is-go-simulating-millions-of-particles-on-a-smart-tv/The challenge, simulate millions of particles in golang, multi-player enabled, cpu only, smart tv compatible.Sat, 13 Sep 2025 00:00:00 GMThttps://davidgerrells.com/blog/how-fast-is-swift-heavy-metal-edition-feat-nardi/https://davidgerrells.com/blog/how-fast-is-swift-heavy-metal-edition-feat-nardi/The challenge, confirm a friends belief that swift is real system language by simulating buckets of particles, at least 100m on the cpu, hopefully beating out rust.Sat, 12 Jul 2025 00:00:00 GMThttps://davidgerrells.com/blog/chasing-the-dragon/https://davidgerrells.com/blog/chasing-the-dragon/Life is a journey meant to be experienced. Today, experience what view transitions have to offer with an honest side by side comparison to the more, exotic options.Thu, 10 Apr 2025 00:00:00 GMThttps://davidgerrells.com/blog/content-slop/https://davidgerrells.com/blog/content-slop/AI slop is everywhere. But what even is slop and is AI really to blame?Wed, 05 Feb 2025 00:00:00 GMThttps://davidgerrells.com/blog/how-fast-is-rust-simulating-200-000-000-particles/https://davidgerrells.com/blog/how-fast-is-rust-simulating-200-000-000-particles/The challenge, simulate 100,000,000 particles in rust using only the cpu. Let’s go.Sat, 09 Nov 2024 00:00:00 GMThttps://davidgerrells.com/blog/how-not-to-run-a-saas-company/https://davidgerrells.com/blog/how-not-to-run-a-saas-company/Founder mode, somewhere someone said something and a meme was born. Join me as we explore what it means to founder mode.Sun, 13 Oct 2024 00:00:00 GMThttps://davidgerrells.com/blog/why-everyone-hates-levels/https://davidgerrells.com/blog/why-everyone-hates-levels/Levelsio and I go way back, like 8 years back. I first met him on the twitter when I came across the “indie hacker” scene.Fri, 23 Aug 2024 00:00:00 GMThttps://davidgerrells.com/blog/can-you-convert-a-video-to-pure-css/https://davidgerrells.com/blog/can-you-convert-a-video-to-pure-css/Can you convert a video to pure css? There is only one way to find out.Thu, 22 Aug 2024 00:00:00 GMThttps://davidgerrells.com/blog/i-hate-programming/https://davidgerrells.com/blog/i-hate-programming/There is a stereotypical programmer. We all know the one. The Marky Marks, stripy bois, Steve and Steves. The wiz kids.Thu, 01 Aug 2024 00:00:00 GMThttps://davidgerrells.com/blog/how-to-save-13-27-on-your-saas-bill/https://davidgerrells.com/blog/how-to-save-13-27-on-your-saas-bill/Vercel has a decent entry level analytics product which I cannot afford so I am going to build my own.Sat, 27 Jul 2024 00:00:00 GMThttps://davidgerrells.com/blog/how-not-to-use-box-shadows/https://davidgerrells.com/blog/how-not-to-use-box-shadows/So you think you know box shadows huh? I bet you didn't know they could do this.Sun, 21 Jul 2024 00:00:00 GMThttps://davidgerrells.com/blog/how-fast-is-javascript-simulating-20-000-000-particles/https://davidgerrells.com/blog/how-fast-is-javascript-simulating-20-000-000-particles/The challenge, simulate 1,000,000 particles in plain javascript at 60 fps on a phone using only the cpu. Let’s go.Sat, 06 Jul 2024 00:00:00 GMThttps://davidgerrells.com/blog/offerup-is-the-tinder-of-marketplaces/https://davidgerrells.com/blog/offerup-is-the-tinder-of-marketplaces/OfferUp is like a terrible version of Tinder but for selling on a marketplace. Boosts, promotions, and other "gameification" make it trashier than the perception most have of the venerable Craigslist.Tue, 24 Oct 2023 00:00:00 GMThttps://davidgerrells.com/blog/is-there-light-at-the-end-of-a-tunnel/https://davidgerrells.com/blog/is-there-light-at-the-end-of-a-tunnel/Is there light at the end of the tunnel? I say yes...or at least sometimes depending on how you look at it.Mon, 11 Apr 2022 00:00:00 GMThttps://davidgerrells.com/blog/how-to-use-web-workers-with-typescript/https://davidgerrells.com/blog/how-to-use-web-workers-with-typescript/A practical example of where web workers can improve performance and UX but there are gotchas and limitsSun, 13 Mar 2022 00:00:00 GMThttps://davidgerrells.com/blog/never-give-up-never-surrender/https://davidgerrells.com/blog/never-give-up-never-surrender/Why do fun project ideas end up dead even when they are feature complete? The fear of unknown timed tasks is why I'll tell you what.Thu, 30 Sep 2021 00:00:00 GMThttps://davidgerrells.com/blog/too-many-birthdays/https://davidgerrells.com/blog/too-many-birthdays/I have a hard enough time remembering to take the trash out let alone the birthdays of my massive family. Does this make me a bad uncle?Wed, 10 Mar 2021 00:00:00 GMThttps://davidgerrells.com/blog/journey-before-destination/https://davidgerrells.com/blog/journey-before-destination/It is hard to be focused and motivated when ones eyes are not on the task at hand but rather the accolades in the future.Wed, 24 Feb 2021 00:00:00 GMThttps://davidgerrells.com/blog/thinking-around-a-pen/https://davidgerrells.com/blog/thinking-around-a-pen/Codepen is a delightful app that I used over the years to practice my frontend skill. One thing that has annoyed me was that over time they have limited features more and more behind a pay wall for a pro account...Tue, 01 Sep 2020 00:00:00 GMThttps://davidgerrells.com/blog/love-is-work-and-so-is-css/https://davidgerrells.com/blog/love-is-work-and-so-is-css/I love css. And well, to love something, it is not always rainbows :rainbow: and sunshine :sunny:Sun, 28 Jun 2020 00:00:00 GMThttps://davidgerrells.com/blog/a-lazy-dark-mode/https://davidgerrells.com/blog/a-lazy-dark-mode/A fast simple way of drop in dark mode support using nextjs and react.Sat, 20 Jun 2020 00:00:00 GMThttps://davidgerrells.com/blog/all-the-ways-to-css/https://davidgerrells.com/blog/all-the-ways-to-css/I recently finished a little project that was a css birthday card of sorts for a friend. It was bunches of fun doing but recently I looked back on the code and work and had to come to terms with something....my code was bad...really bad.Tue, 12 May 2020 00:00:00 GMThttps://davidgerrells.com/blog/a-perfect-blog-editor/https://davidgerrells.com/blog/a-perfect-blog-editor/What is the perfect blog editor? Nextjs with mdx is one way of doing it...kinda.Mon, 11 May 2020 00:00:00 GMT