Stefan Eng stefaneng

Biostats PhD student at UMich

stefaneng / replace strings not in hidden folders

Created August 27, 2019 15:33

find . -not -path "*/\.*" -type f -exec sed -i -e 's/SubpopulationModule/SubpopulationManagerModule/g' {}\;

stefaneng / jq_group_by_count.sh

Created March 21, 2018 17:00

jq - Group by count

echo '[{"key": 1}, {"key": 2}, {"key": 1}]' | jq 'group_by (.key)[] | {key: .[0].key, length: length}'

stefaneng / sig_variables_glm.R

Last active August 29, 2015 14:23

Get significant variables in glm R

	# From http://stackoverflow.com/a/16154053/1351718

	# x is a 10 x 3 matrix
	x = matrix(rnorm(3*10), ncol=3)
	y = rnorm(10)
	res = glm(y~x)
	# ignore the intercept pval
	summary(res)$coeff[-1,4] < 0.05

stefaneng / pretty_lambda.el

Last active December 28, 2015 11:19

Pretty Lambdas

	;; See: http://www.emacswiki.org/emacs/PrettyLambda

	(defun pretty-lambdas ()
	(font-lock-add-keywords
	nil `(("(\$lambda\\>\$"
	(0 (progn (compose-region (match-beginning 1) (match-end 1)
	,(make-char 'greek-iso8859-7 107))
	nil))))))

	;; Insert lambda

stefaneng / ensure-installed-package.el

Last active December 28, 2015 01:19

Emacs macro to ensure that a package is installed before configuring

	(defmacro ensure-installed-package (package &rest body)
	"Ensures PACKAGE is installed and then performs body. Place package configurations in BODY"
	(declare (indent 1))
	`(progn
	(when (not (package-installed-p ,package))
	(package-install ,package))
	,@body))


	;; USAGE:

stefaneng / get_branch.sh

Last active December 25, 2015 09:59

Get the current git branch in the working directory. Use in PS1 or something.

	function get_branch() {
	git branch --no-color 2>/dev/null \| awk '/\*/ {print $2}'
	}