How to plot positions on a map by longitude and latitude using D3.js. This uses the UK map data from http://bost.ocks.org/mike/map/
Ian Townsend iant
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| letter | frequency | |
|---|---|---|
| 1 | 5000 | |
| 2 | 10000 | |
| 3 | 15000 | |
| 4 | 20000 | |
| 5 | 25000 | |
| 6 | 30000 | |
| 7 | 35000 | |
| 8 | 40000 | |
| 9 | 45000 |
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| year | money | number | |
|---|---|---|---|
| 2005 | 550 | 35 | |
| 2006 | 600 | 40 | |
| 2007 | 700 | 45 | |
| 2008 | 800 | 60 | |
| 2009 | 900 | 70 | |
| 2010 | 850 | 65 | |
| 2011 | 880 | 67 | |
| 2012 | 900 | 70 | |
| 2013 | 1000 | 75 |
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| .chart div { | |
| font: 10px sans-serif; | |
| background-color: steelblue; | |
| text-align: right; | |
| padding: 3px; | |
| margin: 1px; |
iant
/ gist:db9353aa35c4b83079e0591c887ef727
Created
May 10, 2017 09:29
Watson natural language understanding
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| # https://www.ibm.com/watson/developercloud/natural-language-understanding/api/v1/ | |
| require 'net/http' | |
| require 'uri' | |
| require 'json' | |
| require 'pp' | |
| uri = URI.parse("https://gateway.watsonplatform.net/natural-language-understanding/api/v1/analyze?version=2017-02-27") | |
| request = Net::HTTP::Post.new(uri) | |
| request.basic_auth(user_id, password) |
iant
/ gist:ff76ec354907d8835cbc
Created
February 25, 2016 13:15
Decoding rails cookies from rails console
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| # Run from 'rails console' | |
| # Example cookie value. To find in Chrome: Inspect > Resources > Cookies | |
| cookie = "cEJPOHAwUXdmMS9HK3gyVVYyNVR2QU03Q0ZhclZYNmRrN3RoelhrenQ3ZVhsSEtOTytQR29aZG1ZZWZmK254Y01QM2hyTVZMNlFOcWNCRytzM0pac0hpbFVWTUoxZEVicEZERXIzbEJENkJ4QVBZcDQyM24rclQxbnRFeXpkMVRicTdGMkVSU2F1U0FVcEdiYVBsRVFveThlMndPdDBlaThVVkl4TkFreUc0PS0tRFFmdlFzQnkrSmROT1ZNdnpjcnA4Zz09--3bf330ec809351525bd9df2c905a81a3bcc93c81" | |
| # Example secret_key_base found in config/secrets.yml | |
| secret_key_base = "df3def2698eb651febcb5ca64c3203a3cb3ff988e7ee5c4fd66135a24ddf5009ae0f95dee1e1d2e443538e647178f0cd87acc98d1082659bb03d89b8af1f2252" | |
| key_generator = ActiveSupport::KeyGenerator.new(secret_key_base, iterations: 1000) | |
| secret = key_generator.generate_key("encrypted cookie") | |
| sign_secret = key_generator.generate_key("signed encrypted cookie") | |
| encryptor = ActiveSupport::MessageEncryptor.new(secret, sign_secret, serializer: ActiveSupport::MessageEncryptor::NullSerializer) | |
| puts encryptor.decrypt_and_verify(URI.unescape(cookie)) |
iant
/ index.html
Created
September 1, 2015 13:40
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <style> | |
| body { | |
| background-color: #ffffff; | |
| margin: 0; | |
| overflow: hidden; | |
| } |
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| date | close | |
|---|---|---|
| 1-May-12 | 582.13 | |
| 30-Apr-12 | 583.98 | |
| 27-Apr-12 | 603.00 | |
| 26-Apr-12 | 607.70 | |
| 25-Apr-12 | 610.00 | |
| 24-Apr-12 | 560.28 | |
| 23-Apr-12 | 571.70 | |
| 20-Apr-12 | 572.98 | |
| 19-Apr-12 | 587.44 |
iant
/ gist:5371391
Last active
December 16, 2015 03:39
Determining periodicity of a time series using spectrum analysis using R
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| # Where 'ts' is the time series (without transient behavior) | |
| # a <- as.data.frame(cbind(spectrum(ts)$freq,spectrum(ts)$spec)) | |
| # b <- order(a[2], decreasing=TRUE)[1] | |
| # 1/a$V1[b] # !If this is the same as length(ts) then periodicity is 0(zero) | |
| periodicity <- function(ts){ | |
| if (length(unique(ts))==1){ | |
| # No need for spectrum analysis as all values are same. Periodicity is zero. | |
| return(0) | |
| } else { |