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Author Topic: Crypto-Currency Chart - Updated  (Read 1048 times)
Zworf (OP)
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December 21, 2013, 07:37:45 PM
Last edit: December 28, 2013, 11:08:02 AM by Zworf
 #1

I've created a website which tracks values for numerous crypto-currencies and allows you to view these in a configurable chart.
Data is gathered once a day and I hope that with some time long term trends will become visible.

Underneath the chart is a table showing the latest gathered information and a calculator to get the current value in usd, euro or gbp of a crypto-currency portfolio.

http://www.cryptocurrencychart.com/

Data gathering started on 11th of November 2013, so not that much information yet.

I hope the site is of use to others and would love to hear tips, remarks or anything else you have to say about the site.


Some technical details
I'm using the YUI3 JavaScript library (the chart is also from this library)
Settings (chart value, current date, visible coins, scale, my coins) are stored in HTML5 localStorage if available and in cookies if it is not
"My coins" numbers are never used server side, all calculations take place on the client using JavaScript (even if no localStorage is available and the numbers are sent to the server as cookie)
The chart point interval is changed automatically depending on the date range selected to prevent slow loading/overloading the server (is mostly for later when there is more data)
Using Google Analytics to keep track of visitors
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Tonza
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December 21, 2013, 07:50:30 PM
 #2

Nice site, very useful. Thanks!

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Zworf (OP)
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December 28, 2013, 11:11:22 AM
 #3

Trade volume added. Also added a trade activity value, this is the % of market cap traded in the last 24 hours, but includes information from the day before. Over time this should give a nice indication of how much a coin is used.
CoinManiac
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December 28, 2013, 11:24:25 AM
 #4

More better and clear. Appreciation for your effort.

Probably the chart that i will follow on a daily basis. btr than coinmarket. like your personal coin collection worth box.
Add earthcoin too...


NEM NXT NXTL NEX
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December 28, 2013, 11:27:45 AM
 #5

Good work. Looks good  Smiley

Will be good to have the icons.

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Mortimer452
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December 28, 2013, 11:28:12 AM
 #6

Looks great, but get that list of currencies alphabetized or something, it's a wreck trying to go through and find the ones I'm interested in

Otherwise, keep up the great work!
Zworf (OP)
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January 03, 2014, 01:43:25 PM
 #7

Looks great, but get that list of currencies alphabetized or something, it's a wreck trying to go through and find the ones I'm interested in

Otherwise, keep up the great work!

I've made the table columns sortable, you can sort on any of the columns (ascending or descending). You can use it for my coins/my values too. Last used setting is remembered by HTML5 LocalStorage or cookies as all the other settings.
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January 03, 2014, 01:45:37 PM
 #8

Looks gorgeous, thanks Smiley

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January 03, 2014, 02:13:49 PM
 #9

Very nice!!  Bookmarked!!

StewartJ
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January 03, 2014, 02:23:46 PM
 #10

Great little resource!

I would just alphabetize the listings of the coins for the chart...otherwise, AOK.
Zworf (OP)
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January 03, 2014, 02:49:54 PM
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Great little resource!

I would just alphabetize the listings of the coins for the chart...otherwise, AOK.

Yes, I am not yet sure what will be the best way to make this list more usable. With all the new coins the list will only keep growing.. Maybe pagination for the coins with checkboxes...
yabit
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January 03, 2014, 03:09:59 PM
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Great little resource!

I would just alphabetize the listings of the coins for the chart...otherwise, AOK.


That's what I miss. Another is the scale when I use coins with low value, like IFC.
But great work, bookmarked.
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January 03, 2014, 03:12:12 PM
 #13

Nice work well done. I recommend nodejs to use for extra performance.
Zworf (OP)
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March 04, 2014, 08:24:35 PM
 #14

Been a while, but I added an option to select how many crypto currencies to display, if limited it will show the top X from highest to lowest market cap. There was a problem with getting the exchange rates for euro and GBP sometimes, I've set it to use the previous days exchange rate in case it returns as 0.
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