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In its original form, a peephole optimization applied to a collection of instructions located close together in a program. For example, in a register transfer language we might find this sequence of instructions: r0 = xor r8, -1 r1 = xor r9, -1 r0 = and r0, r1 Here, assuming the two’s complement representation, -1 […]
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With the imminent launch of the Raspberry Pi 5 I wondered - how long does it take to compile the latest LLVM release (17 at the time of writing this blog) on the Raspberry Pi 4. This will give me a baseline that I can test the Raspberry Pi 5 against once I get ahold of it. For my initial exploration I decided to test j...
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I am working on rousing the Hare community to get the word out about our work. I have drafted the Hare evangelism guidelines to this effect, which summarizes how we want to see our community bringing Hare to more people. We’d like to spread the word in a way which is respectful of the attention of others – ...
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tags: plan9, random, zig Nothing profound here. But sometimes the internet collective can still be surprising. Apparently, you can already cross-compile Zig (at least the basic stuff) for plan9. Now this is fun! Also, a note to self more than anything: while zig itself is simple and quick to take in, the built-in build...
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Getting "url" parameter is valid but upstream response is invalid error with Next/Image on WSL2
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After spending countless hours trying to understand how to deploy my apps on Kubernetes for the first time to host Mirage, an AI API service that I run, I ended up making myself a promise that the next app I work on would be using a more productive & simpler
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Accounting is fundamental to starting a business. You need to have a basic understanding of accounting principles and essential bookkeeping. I had to learn it. There was no choice. For filing taxes, your CPA is going to ask you for an Income Statement (also known as P/L statement). If
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For over 10 years now, I run two self-built NAS (Network Storage) devices which serve media (currently via Jellyfin) and run daily backups of all my PCs and servers. In this article, I describe my goals, which hardware I picked for my new build (and why) and how I set it up. Design Goals I use my network storage device...
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Today, for reasons outside the scope of this entry, I updated one of my very old little Python utilities to add some features and move it to Python 3 in the process. This program was so old it was using getopt, so as part of updating it I switched it over to argparse, which is what I use in all of my modern programs. T...
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This article documents my learnings from designing and building a DIY Pen Plotter during the summer of 2023. My ultimate goal is to build my…