Viewing profile — dndn1
dndn1
HN member- Joined
- Mon, Aug 02, 2021, 12:26 AM UTC
- HN karma
- 132
- Public activity
- 63 items
- HN profile
- View on Hacker News ↗
About dndn1
calculang, a language for calculations https://calculang.dev
Actuarial Playground: https://actuarialplayground.com
Socials: - github.com/declann - linkedin.com/in/declann
Recent public activity
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Comment #45771836
Not for the same audience but for much the same idea I made a progressive visualization of saving and compound interest in a blog post about pension saving: https://calcwithdec.dev…
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Comment #44204929
People say that it's a practice. A few years ago I was determined to practice, and it was hard, and then it became easy, auto-relaxing, like a cheat. I lost that practice and now i…
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Comment #44010073
Thanks for the prompt! I made a new gallery that's mobile friendly and I almost forgot why I need to land it - adding it to the list!
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Comment #44000282
If you need to know a leap year and it's before the year 6000, I made an interactive calculator and visualization [1]. It's >3 machine instructions (and I admire the mathematical t…
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Comment #43944625
This is a cool way to teach! I was blown away by the little functions at first and I too made a clone to experiment with calculang [1]. I added an evaluation feature (F9) so you ca…
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Comment #43763872
Neat UI, are you using a library for that?
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Comment #43591925
Really pretty outputs! And impressive that the code is shown so elegantly and also interactive. This algorithm is one I use to demo some features in a language I'm making called ca…
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Comment #42374902
Thanks gordito!
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Comment #42374896
Post-retirement is definitely harder. There are also usually rules about what's allowable with the money that built up with tax relief and such. Since these rules differ from count…
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Comment #42372470
Aha - I get you!
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Comment #42372434
Author here - Health warning third bullet point is: > Even when there is tax relief to save for a pension, this doesn’t mean that there aren’t taxes on pension income after retirem…
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Comment #42372351
Hi - author here - these compound returns are not guaranteed. I reinforce this point under health warnings. Here the 6% compound returns is an assumption. If that's good or bad to …
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Comment #42372278
Author here - This blog post is a 'narrative visualization' to show some nice savings incentives visualized in a chart. I think these are important to have a good understanding abo…
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Comment #41519674
43,333 homes using 13Bn and 300k cost; I guess you changed one of these or did something else ?
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Comment #41519663
To get my editor component and compiler interacting with that reactive system it got a little messy, and I'll review and hopefully fix it before I push this to a wider calculang pl…
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Comment #41519579
In this example it might not be so practical, but in calculang everything is a function including constants. This is because of an emphasis on flexibility. They're a constant here …
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Comment #41519508
I do need to work on this - thanks for the feedback.
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Comment #41516809
I use reactive Javascript which shows errors until a few pieces click together (best that I can understand it atm). So it's normal to have a string of errors and then everything wo…
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Comment #41516771
Thanks for checking it out and for the comment! This surprised me, but you are right. The only thing I can point to referring to this example only is that there is a lot of Javascr…
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Show HN: How much is 13B euros?
Hi, I made this page to contextualize 13 billion euros (or 14): an amount due to Ireland in an EU Apple tax case and all over the airwaves here this week. I use some pretty silly b…
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Comment #40935078
Hi! I made this scroll-based interaction to Visualize risk. The coordinated visuals are using Vega-Lite. The calculations are from composing calculang models: one which simulates r…
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Comment #40171961
I like your conviction Re "functional programming is very easy to grasp". Many won't but I agree in the purest (sorry) sense. There is no scattered changing state. I think we all l…