Erik Ferguson muraiki

muraiki / 28.apl

Created July 28, 2017 19:02

Generate series of 28 numbers in ascending order that total close to 1500 (APL)

	⍝ https://ngn.github.io/apl/web/index.html#code=s%u21902%D71+%u237314%0Ax%u2190%28s%2C-s%29+%284%D7%u237328%29%0A%u2395%20%u2190x%5B%u234Bx%5D%0A%u2395%20%u2190+/x
	s←2×1+⍳14
	x←(s,-s)+(4×⍳28)
	⎕ ←x[⍋x]
	⎕ ←+/x

muraiki / 28.ijs

Created July 28, 2017 19:03

Generate series of 28 numbers in ascending order that total close to 1500 (J)

((,-)(2*>:&i.14))+(4*i.28)

muraiki / pb.html

Last active January 22, 2018 16:50

Salesforce Process Builder: Generate formula code for matching multiple values

	<form>
	<label for="fieldName">Field name (include object):</label>
	<input id="fieldName" name="fieldName" type="text" size="100" onkeydown="if (event.keyCode == 13) false">
	</form>

	<p>
	<input type="checkbox" id="isPicklist" name="isPicklist" value="picklist">
	<label for="isPicklist">Picklist?</label>
	<input type="checkbox" id="isNot" name="isNot" value="not">
	<label for="isNot">NOT?</label>

muraiki / reduce_in_r.R

Created March 27, 2018 00:38

Calculating a rolling sum in R using the Reduce function

	# Rolling sum using the Reduce function

	EV <- c(1,.9,.8,.001,.001,.001,.001)

	# Proportion of variance explained by each principle component.
	prop_var <- EV / sum(EV)
	# 0.3698224852 0.3328402367 0.2958579882
	# 0.0003698225 0.0003698225 0.0003698225
	# 0.0003698225