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Ask HN: What are you working on (August 2024)?

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Re: Ask HN: What are you working on (August 2024)?

#361
post #60

I’m a tech nerd rare coin & currency dealer! I took my two hobbies and combined them into a real business and I’m having the time of my life. Just launched a proper retail site here: https://www.rarity7.com/ About 50% of my days are spend doing the coin dealer stuff - hunting for inventory, buying collections/doing appraisals, going to coin shows and buying and selling in person, etc. The other 50% I’m writing code a…

Cool project! I showed this to my 13 year old son who is a coin and bill collector; he loves it.

Re: Ask HN: What are you working on (August 2024)?

#363
Last week I made an in-browser notes editor using TipTap & InstantDB! (https://owri.netlify.app/) - the idea is, you can keep all the notes locally and publish only the ones you want. Some things I'd like: - keep track of your writing streak? graphs? - publish your personal site/blog - Write one-off HTML websites that're really just docs+links

Basically a pretty+easy editor! I'm really enjoying building the small features https://owri.netlify.app/share/25a7d985-7cd5-4217-9766-f5296...

Feel free to tell me if there's anything you want!!

New idea: So currently I'm trying to learn leetcodes, but thinking of alternative/structured ways to do it. What if there's an AI-powered book that's basically like your personal Wikipedia into anything?

You start with a topic, it generates you outlines/courses -- and what'd be great is if this was social, like you can see what everyone else is learning about, what nodes they're expanding...

and make notes on topics and ask questions

Re: Ask HN: What are you working on (August 2024)?

#364

So back in 2021 I built a loyalty platform for a chain of gas stations in the Caribbean. Thought it would be a quick deliverable, then hands off. It's turning into a full time side gig that's paid off in handful of batches (~$25K and running) I'm trying to become a loyalty vendor API. Would really like to work on my own interconnected systems of blogging tools and social media. Kinda a blend between having your own s…

I'd really like to hear more about how this works and how you got it off the ground.

Re: Ask HN: What are you working on (August 2024)?

#365
Last week I made my first contribution to an open-source LLM vulnerability scanner Garak: https://github.com/leondz/garak

I'm working on adding some more probes checking for package hallucination in ruby gems and npm packages

I'm also starting my final year of engineering at the University of Waterloo :)

Re: Ask HN: What are you working on (August 2024)?

#366
I've been working on a better spreadsheet for a while now. https://rowzero.io is 1000x faster spreadsheet than Excel/Google Sheets. It looks and feels like those products but can open multi GB data sets, supports Python natively, and can also connect directly to Snowflake/Databricks/Redshift.

Re: Ask HN: What are you working on (August 2024)?

#367
Super excited to share one of my side projects that’s finally ready for action! Meet PowerTiger—a powerful, open-source energy monitoring solution built around the RPi Pico W and a custom built PCB. It’s perfect for tracking power consumption in real-time across 16 power terminals. Installed it at home to collect power consumption metrics using Grafana and Prometheus running on RPi home server.

https://github.com/codetiger/PowerTiger

Re: Ask HN: What are you working on (August 2024)?

#369
I like leaderboards, and its a bit sad that Redis is the only optimal database for leaderboards. So, I'm attempting a drunken version of a statistic database that tracks stats and leaderboards in realtime. I guess the only major defining quality would be that in one step I can get both the sorted scores + entire row of linked user data.

For redis this is two steps: `ZRANGE leaderb 1 100` + `GET x1 x2 x3 x4 ... x100`.

It's mostly a refresher for deep C++ doodling, but maybe I'll use it in production for kicks.

Re: Ask HN: What are you working on (August 2024)?

#370
post #60

I’m a tech nerd rare coin & currency dealer! I took my two hobbies and combined them into a real business and I’m having the time of my life. Just launched a proper retail site here: https://www.rarity7.com/ About 50% of my days are spend doing the coin dealer stuff - hunting for inventory, buying collections/doing appraisals, going to coin shows and buying and selling in person, etc. The other 50% I’m writing code a…

That is beautiful!.

One of my favorite design elements is the Guilloche patterning on currency, along with the history behind the use of Guilloche as a form of anti-counterfeiting.

Your site is very simply visually appealing.

Also - I like to order $2 bills from the bank. You can order then, mine delivers them on tuesdays - and they give you a stack of brand new $2 sequentially serialized bills. They are great for tips and gifts.

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