jroesner

9 ms·

1.
by jroesner 1y ago
Currently working on an advanced analytics tool for 0DTE trade data, which allows to scan through massive amounts of data in the least amount of time, find seasonal patterns created by institutional investors, blast credit chains for profit
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by jroesner 1y ago
Working on a advanced analytics application for 0DTE trades, that allows to analyse thousands of possible trade curves in the least amount of time. The process itself is extremely time consuming, when done manually. My application speeds up
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by jroesner 2y ago
As always put together perfectly. Not only fun to read, but also a new item on my todo list.
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Rails in 2023?(roesner.it)
3 points by jroesner 3y ago|0 comments
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by jroesner 3y ago
How do you define market leader? In 2021 they had 14 million paying customers and a market share of 72 percent. If that’s not a market leading position, I don’t know what is. I don’t favor them, it’s a real pain sometimes, but they operate
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by jroesner 3y ago
At https://metrik.one/ we developed an advanced analytics app for Mailchimp customers and we currently experiment with a LLM powered natural language interface, which allows to define queries w/o having to understand S
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by jroesner 4y ago
metrik.one : https://metrik.one/ Advanced analytics for Mailchimp. It provides deep insights into subscriptions, opens, clicks and campaigns. In addition it comes with advanced segmentation based on subscriber behaviour ins
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by jroesner 4y ago
I can imagine there’s a direct connection to Apples announcement on Sep 7th. I don’t recall all the details, but read a report, that Apple bought a partially defunct satellite network, that has only very few, but therefore geostationary sat
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by jroesner 4y ago
We built https://metrik.one It’s an advanced analytics tool for Mailchimp. It’s mostly targeting regular newsletter senders, but gives detailed insights into an audience w/o violating user privacy. We like to think about it
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by jroesner 4y ago
There are plenty of resources for the Curta just a Google search away. Especially scans of the original manuals can be found. Try this one here: http://www.curta.de/kr34/
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by jroesner 4y ago
Does anyone also feel reminded of the TCAP or Transcapacitor or Transfer Capacitor story / hoax from 1998?
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by jroesner 4y ago
Don’t know how it was done back in the days. But dumping a ROM should be straight forward. The resulting machine code can be massaged into assembly using a disassembler. 6502 assembly is kind of easy to read, since the instruction set is sm
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by jroesner 5y ago
Great work! You might like https://github.com/janroesner/sixty5o2 as a lightweight OS for the BE6502, which makes program changes way easier.
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by jroesner 5y ago
8bitnews here: RSS is coming ...
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by jroesner 5y ago
I just finished with our own micro publishing platform, currently building a tool to solve a huge problem that publishers have, and work on a hardware whose build process will be documented in an educational video series. Burning through sa
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The unimagined complexity of a newsletter service mesh(8bitnews.medium.com)
5 points by jroesner 5y ago|1 comments
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by jroesner 5y ago
What complexity? Just sign up at Mailchimp, write your email and done! So we thought ... then we realized, there is more. Plenty.
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by jroesner 5y ago
We recently discovered two projects that fit into the modern-retro approach and published short articles here: https://8bitnews.io/archive/2021-06-17/happy-birthday-8bitne... The CERBURUS is a mix between an C64 a
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8bitnews provides well curated content for 70-80's and homebrew micro-computing(8bitnews.io)
5 points by jroesner 5y ago|2 comments
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by jroesner 5y ago
A spam free newsletter from geeks for geeks. From Commodore to Atari, from C64 to NES, from breadboard machines to emulators, assemblers and compilers. 8bitnews delivers the latest content, filtered, curated and spamfree.
21.
by jroesner 7y ago
The 65C02 does (as well as AFAIK the 6510) if one compiles VASM with the according flags. Ben decided not to do so, neither did I for the feeling of good old times. Why make it easy ;)
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by jroesner 7y ago
I found “Digital Computer Electronics” by Malvino and Brown really helpful. It starts from scratch. Was also a recommendation from Ben Eater, but you will only find used copies, since the book is not in print no more.
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by jroesner 7y ago
You are more than right. This is just my first assembly project in 20 years, put together from scratch in a couple of days. Therefor I am more than greatful for every constructive hint, that helps me improve. Thanks!
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Show HN: 1.5kb Microkernel for Ben Eater's 6502 Computer(github.com)
230 points by jroesner 7y ago|34 comments
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by jroesner 7y ago
Valuable collection Dave! Brilliant as always. Thx for putting this together.
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by jroesner 10y ago
In 2013 I built an app essentially for myself to solve the recurring problem of sales tax declaration in Germany. I have to do this quarterly or monthly and filling out all the official forms was painful and time consuming. So I came up wit
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by jroesner 11y ago
I made http://kassomat.net - a tool for desktop and mobile which let's you declare sales tax in under a minute. Current scope is Germany only.
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JavaScript: Caching Object by Instantiation Signature(roesner.it)
1 points by jroesner 14y ago|0 comments