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Or definition of better it has a better economic characteristic. All our decisions on product development must have an economic characteristic.

Is it always better to prevent problems than it is to find and fix them? NO, you compare the cost of preventing to the cost of finding and fixing problems.

#Dangerous ideas in software development

  • Strive to Eliminate Variability
@jmacias
jmacias / gist:2956597
Created June 19, 2012 21:19
Head First Data Analysis - Chapter 10 Regression: Prediction. Solution using Clojure and Incanter.
(use '(incanter core stats charts io))
(def salaries (read-dataset "http://www.headfirstlabs.com/books/hfda/hfda_ch10_employees.csv" :header true))
(def salary-plot (scatter-plot
;; Select the col requested where the negotiaded col is TRUE
(-> (sel salaries :filter #(= (nth % 3) "TRUE"))
(sel :cols :requested ))
(-> (sel salaries :filter #(= (nth % 3) "TRUE"))
(sel :cols :received ))))