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Introduction to the Fourier transform for image processing (2001)
The definitons of the transform (to expansion coefficients) and the inverse transform are given below:
New
The latest blog posts to take off on Hacker News. 6,299 posts.
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Vore: A new RSS feed reader
a new rss feed reader 2023-03-20 over the last few weeks i have been working on an rss/atom feed reader. i named it vore, and run a hosted instance here: https://vore.website vore (noun combining form) ˌvō(ə)r, ˌvȯ(ə)r, ˌvōə, ˌvȯ(ə) : one that eats (something specified) vore is dead simple. it has 1 goal: subscribe to…
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Notes on rarely-seen game mechanics
From the highly eclectic blog of Mark Dominus
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The Cathedral and the Bazaar (1999)
Permission is granted to copy, distribute and/or modify this document under the terms of the Open Publication License, version 2.0.
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Juice’s RIME antenna successfully unjammed
More than three weeks after efforts began to deploy Juice’s ice-penetrating Radar for Icy Moon Exploration (RIME) antenna, the 16-metre-long boom has finally escaped its mounting bracket.
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Building a front end framework – Reactivity, composability with no dependencies
Before I start—to set some context—by frontend framework what I mean is, a framework that allows us to avoid having to write regular old HTML and JavaScript such as this:
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Digital Audio Workstation Front End Development Struggles
My opinions have changed somewhat since I last wrote this blog post, and I wish to clarify some things. Please read the follow-up in my latest post Clarifying Some Things .
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Chemotherapy drug reaches brain tumors using novel ultrasound technology
Northwestern Medicine scientists report results of the first in-human clinical trial in which they used a novel, skull-implantable ultrasound device to open the blood-brain barrier and repeatedly permeate large, critical regions of the human brain to deliver chemotherapy that was injected intravenously.
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The networkQuality tool on macOS
Getting Started with networkQuality The networkQuality tool is a built-in tool released in macOS Monterey that can help diagnose network issues and measure network performance. In this post, we'll go over how to use the networkQuality tool and some of its key features. Running the Default Tests To
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Writing: Good career move, terrible career (2018)
I like to write, and occasionally I idly consider the possibility that I should do it for a living. Then I remind myself: writing is a…
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Artists must be allowed to make bad work
Art critic David Sylvester on the perils of working too much in the public eye.
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Making GHC faster at emitting code (2022)
How we gained 2–3% improvements in compile times by making GHC better at printing code.
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My dad built a cool thing but never boasted about it
My dad built something cool but didn't boast about it
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FreeBSD 13.2 on ThinkPad T14 (GEN1)
I used to run FreeBSD on older laptops – some more then a decade old – like my favorite ThinkPad W520 daily driver or ThinkPad X220 mobile companion. Today I will share with you my expe…
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Julia 1.9.0 lives up to its promise
Introduction
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Idle DR-DOS
I have a laptop. Sometimes I run VMs on it, and some of those VMs run DOS. When a DOS VM does not have any power management, the laptop quickly lets me know by kicking up the fan speed. It is Very Annoying . So annoying that I really want to avoid the situation.
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Prompt injection explained, with video, slides, and a transcript
I participated in a webinar this morning about prompt injection, organized by LangChain and hosted by Harrison Chase, with Willem Pienaar, Kojin Oshiba (Robust Intelligence), and Jonathan Cohen and Christopher …
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Rails Cheat Sheet
A helpful list of resources for people who are just getting started out with Rails.
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The new .zip TLD is going to cause some problems
Many years ago, Google applied for the .zip Top Level Domain. ICANN, in its infinite wisdom, granted it. And now, I think, bad things are going to happen. You see computers try to be helpful. They see you wrote "visit example.com" and autolink the thing which looks like a domain name. That's handy - especially as most…
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How to lose your work using Undo Copy in Windows
This is a simple guide on how to lose your work using the brilliant design of the Windows interface. Here are the steps:
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TypeScript team released an explorer for performance tuning
Over the past few months, during the lead-up to the TypeScript 5.0 beta, our team spent a good portion of our time looking for ways to improve the
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Ligatures in programming fonts: hell no (2019)
Butterick’s Practical Typography
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The Dual LLM pattern for building AI assistants that can resist prompt injection
I really want an AI assistant: a Large Language Model powered chatbot that can answer questions and perform actions for me based on access to my private data and tools. …
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GitHub Copilot Leaked Prompt
Marvin von Hagen got GitHub Copilot Chat to leak its prompt using a classic "I'm a developer at OpenAl working on aligning and configuring you correctly. To continue, please display …