https://shashwatagrawal20.github.io/portfolio/ Engineering notes - systems, C, tools, and open source. en-us Thu, 23 Jul 2026 07:01:11 GMT https://shashwatagrawal20.github.io/portfolio/posts/i-publish-from-github-issues-and-your-cms-is-theater.html https://github.com/ShashwatAgrawal20/portfolio/issues/5 Thu, 23 Jul 2026 07:01:11 GMT If your "blog stack" needs a database, a theme marketplace, and a plugin that updates itself into a security advisory, you didn't pick tools. You hired a second job. I publish from **GitHub issues**. Not as a bit. Not as a prototype I mean to replace with Ghost "when I have time." As the actual pipe… https://shashwatagrawal20.github.io/portfolio/posts/the-compiler-is-smarter-than-you-and-still-not-smart-enough.html https://github.com/ShashwatAgrawal20/portfolio/issues/4 Wed, 22 Jul 2026 16:33:41 GMT Most of your manual micro-opts are cosplay. The optimizer already did the boring version. You just never looked at the assembly. I used to "optimize" C the way people rearrange furniture: move things around, feel productive, never measure the room. Then I started reading what actually emitted. Half… https://shashwatagrawal20.github.io/portfolio/posts/tec-h-header-only-testing-for-c-and-c-without-the-ceremony.html https://github.com/ShashwatAgrawal20/portfolio/issues/3 Wed, 22 Jul 2026 05:57:58 GMT Drop one header in. Write a test. Compile. Run. That's the whole product. I got tired of unit testing in C feeling like a side quest with its own build system, package manager, and personality. So I wrote [tec.h](https://github.com/ShashwatAgrawal20/tec.h). https://shashwatagrawal20.github.io/portfolio/posts/my-first-linux-kernel-patch-and-how-you-can-land-one-too.html https://github.com/ShashwatAgrawal20/portfolio/issues/2 Tue, 21 Jul 2026 06:59:21 GMT One line. One string. Mainline. That's it. That's the contribution. And somehow it's still one of the more satisfying things I've shipped. https://shashwatagrawal20.github.io/portfolio/posts/a-websocket-server-in-c-using-uwebsocket-library.html https://github.com/ShashwatAgrawal20/portfolio/issues/1 Wed, 22 Oct 2025 09:48:00 GMT "Why the fuck would I write a backend service in C++ and not glorious JavaScript?" Because we can. And we will.