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Ask HN: Is there any software you only made for your own use but nobody else?

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381–390 of 484 posts

Re: Ask HN: Is there any software you only made for your own use but nobody else?

#381

My wife is an optometrist (so, an independent worker), and she needs to check the list of patients she has seen (and the types of care they were given) to make sure that it matches correctly with the clinic's records. It is a tedious job, something that takes about 20 minutes per day. With a little scripting, I was able to bring that down to about 5 minutes per day. The time I saved her has added up to several dozens…

Why are there two sets of records and why do they need to match?

Re: Ask HN: Is there any software you only made for your own use but nobody else?

#382
post #354

Reminds me of a classic story that makes a good programming parable: Back in 2011, my girlfriend was working at a catering company that announced shifts via a webpage and workers had to sign up for them. Other workers tended to pick them up very quickly, so it was hard to get too many shifts. I wrote a quick web scraper to automatically accept any shift offered and email her. For a couple weeks it was great, suddenly…

How'd she take it?

Well, while we obviously were both upset and sad about the situation, she was very understanding, for which I am thankful. We were in it together. It helped that she managed to find a slightly better job pretty shortly thereafter. Nevertheless I felt really guilty about it and as a result the obvious relevant professional programming lesson was instantly and indelibly burned into my brain: you can fix bugs, but you may never be able to undo the real world user level consequences of the buggy software's time in production before being fixed. I was just out of college then and it solidified more respect for the power of the machine.

Re: Ask HN: Is there any software you only made for your own use but nobody else?

#383

I wrote a tool to do automated QA on internet video (HLS/DASH, tech used for Netflix, YouTube, Twitch, etc.). It evaluates streams against a database of 100 or so "quirks" that identify either general issues or issues that will only manifest on certain player libraries. For instance, specific "in spec" encodings which are actually non-standard in practice get flagged. Built on TypeScript/node/Docker over the course o…

I am definitely curious about a tool like this. I work with a lot of video streams and this collective knowledge of quirks might be useful as a QA tool

Re: Ask HN: Is there any software you only made for your own use but nobody else?

#384

Absolutely. Of late I have an iOS app to measure the grade of hills. Initially this was to avoid parking tickets in San Francisco which requires curbing your tires for a 3% grade. The reality is that this is basically no grade and you should just curb no matter what in SF. Still fun to know how steep the hills are when walking. The other one is to set the exif data on photos to be taken in Pyongyang 100m underground…

[deleted]

Re: Ask HN: Is there any software you only made for your own use but nobody else?

#385

I built a hydroponic garden as a covid hobby. I wrote software to maintain the garden, water it on schedule, apply ph changes to the water, turn lights on / off, humidify, as well as monitor statistics (temperature, humidity, water temperature, water ph, water conductivity). Rough guess would be that I spent 50 hours actually working on the software. There's a handful of raspberry pis involved. I wrote everything in…

Any chance we can see the code? I'd love to do some work in Nerves and that sounds like the perfect project.

Re: Ask HN: Is there any software you only made for your own use but nobody else?

#386
When I first started doing web programming I built an “asynchronous HTTP” thing that shuffled requests from a public facing server to SQS, and read respond from another SQS. The idea was keeping applications and their data very isolated from the public users.

Over the decades it evolve to a generic proxy that takes IP network traffic (UDP, ICMP, TCP and TLS) traffic, slices it into messages and forwards to AWS services (bidirectionally for Lambda and Step Functions, unidirectional for S3, DDB, SQS, SNS, Firehose, etc.). I use it liberally to avoid running “servers”.

Re: Ask HN: Is there any software you only made for your own use but nobody else?

#387

Not for me, but for my wife. She does financial advisor marketing & advertising compliance for a financial broker dealer. Her rules for validating compliance were stored in a local Google Doc and her advisors are often uneducated & confused about what disclosure rules are applied to what types of marketing. So I structured and organized the rules on a UI and then built an AI tool that let's her upload any advisor mar…

Would love to hear more about your implementation

Re: Ask HN: Is there any software you only made for your own use but nobody else?

#388
Voice controlled gaming assistant. Think of it as a copilot. I've since added overlays and responses.

Edit: As I think on it more (it's been a few years since I dusted it off), added multithreading so some commands could process over time.

It was a great learning experience.

Re: Ask HN: Is there any software you only made for your own use but nobody else?

#389

Web service that turns a YouTube channel to a Podcast-compatible RSS feed, just by changing the URL from https://youtube.com/XYZ to https://$SERVICE_URL/XYZ . Use it almost every day. It’s nice to keep up with channels I care about while escaping the algorithm. Something I work on-and-off on. Could be interested in open-sourcing it fully if folks are interested in helping out. Im a pretty junior engineer, so work is…

Would love to see this!

Re: Ask HN: Is there any software you only made for your own use but nobody else?

#390

I've made an email-based AI personal assistant I thought I'd roll into a business, but ultimately have kept it for personal use. I may open source this as it's a fun project built entirely on Cloudflare Workers (with the exception of one Postgres DB & mail routing). I've written some really crappy Notion API (before the official API) to act as a CMS for a headless site. I'm at a weird point in my life that I need to…

What does the personal assistant do?
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