Kalu
Dev tools
calculator
SHOW HN2015
17points
18comments
#1,390of 2,565 in 2015
Top 55%of 2015 by points
How HN took it
LovedMost comments that take a side are positive
5 positive, 2 neutral or asking, 1 mixed, 1 critical, out of 9 comments about the project. Thread score +0.27.
Idea: 4 for, 0 againstExecution: 1 for, 1 against
The thread, comment by comment
Each row is a top-level comment and its replies, in HN's order. Select a cell to open that comment on HN.
positive neutral or mixed critical about another commenter or something else the maker
What HN said
What people liked
Useful idea and clean concept
From 3 comments
This is a pretty cool idea. One thing that would make it more useful to me, though much more difficult to implement, is that when you click a reused value, it store a reference…
jeffasinger on HNI like it, I'm taking the AI for Robotics class on Udacity, and I have a chromebook as my primary machine, I'm going to bookmark this and likely use it most of the time. Does it…
onaclov2000 on HNI really like this. The only issue that I found in my short time playing with it is that a/0 returns infinity rather than undefined. 0/0 does return NaN, though.
knd775 on HN
Objections
Math.x functions and function definitions did not work for one commenter
From 1 comment
> "keep writing your calculations in JavaScript" None of the Math.x functions work, e.g. Math.floor(2.5). Defining functions also doesn't work. Looks promising though, I would…
linksbro on HN
a/0 returns Infinity instead of undefined
From 1 comment
I really like this. The only issue that I found in my short time playing with it is that a/0 returns infinity rather than undefined. 0/0 does return NaN, though.
knd775 on HN
Requests
Results should propagate through later calculations like variables
From 3 comments
Pretty neat. Curious if it's out of score or valuable to make the output/input behave more like a variable than copy/paste? e.g. line 1 is "2 + 3", so you click on the result,…
foxbarrington on HNThis was the first thing I tested, and I think it would be extremely valuable if results could propagate through future equations like this. Change the one at the top and…
robotmlg on HNThis is a pretty cool idea. One thing that would make it more useful to me, though much more difficult to implement, is that when you click a reused value, it store a reference…
jeffasinger on HN
Support unit conversions via math.js
From 1 comment
@chinchang: If you replace the eval() with math.eval from http://mathjs.org/ here ``` result = eval(match[1]); ``` You'll get access to many more functions, including unit…
dugmartin on HN
Plotting over ranges of values
From 1 comment
Bingo. Then add plotting functionality for ranges of those values.
TTPrograms on HN
Questions
Does it support math functions like power and exponential?
From 1 comment
I like it, I'm taking the AI for Robotics class on Udacity, and I have a chromebook as my primary machine, I'm going to bookmark this and likely use it most of the time. Does it…
onaclov2000 on HN
Alternatives named
Tydlig app
From 1 comment
Reminds me of http://tydligapp.com/ . I always thought it would make a great desktop app.
jPaolantonio on HN
Calca
From 1 comment
Calca has served me pretty well on the desktop: http://calca.io
lunixbochs on HN