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Kevin Chappell kevinchappell

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View .bashrc
parse_git_branch() {
BRANCH=`git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/'`
if [ ! "${BRANCH}" == "" ]
then
STAT=`parse_git_dirty`
echo "(${BRANCH}${STAT})"
else
echo ""
fi
View emp_grid.rb
# safe? should return true or false if the absolute coordinate digit sum is a multiple of 3
def safe?(x,y)
# [true, false].sample
# ([x, y].map(&:abs).to_s.chars.map(&:to_i).sum) % 3 == 0
(x.abs + y.abs) % 3 == 0
end
def fill_cell(x, y)
safe?(x,y) ? '■ ' : '□ '
end
@kevinchappell
kevinchappell / getPercent.test.js
Last active Feb 27, 2019
Perforance test between for loop and reduce
View getPercent.test.js
const labels = Array.from({ length: 1000000 }, (v, k) => ({isVerified: Math.random() >= 0.6}))
function getAcceptedPercent1(labels) {
let acceptedCount = 0
const total = labels.length
for (let index = 0; index < total; index++) {
acceptedCount += labels[index].isVerified
}
return Math.round(acceptedCount / total * 100)
View track.js
/**
* Track class
*/
// configure the class for runtime loading
if (!window.fbControls) window.fbControls = []
window.fbControls.push(function(controlClass) {
/**
* Track class
*/
View flattenArray.js
/**
* recursively flatten a nested array
* @param {Array} arr to be flattened
* @return {Array} flattened array
*/
const flattenArray = arr =>
arr.reduce(
(acc, val) => acc.concat(Array.isArray(val) ? flattenArray(val) : val),
[]
);
View throttle.js
/**
* Throttle class provides and easy way for binding
* and throttling events. Helpful for events like window
* scroll that are fired often.
*/
export class Throttle {
/**
* Add an event and register callbacks
* @param {String} event
* @param {Function} cb
View webpack.config.js
const pkg = require('./package.json');
const {resolve} = require('path');
const {BannerPlugin} = require('webpack');
const CompressionPlugin = require('compression-webpack-plugin');
const BabiliPlugin = require('babili-webpack-plugin');
const PRODUCTION = process.argv.includes('-p');
const bannerTemplate = [
`${pkg.name} - ${pkg.homepage}`,
@kevinchappell
kevinchappell / fizzBuzz.js
Created Feb 17, 2017
Configurable FizzBuzz
View fizzBuzz.js
// Tired of seeing if else if else if else in fizzbuzz exercise I created
// this configurable FizzBuzz that uses only one if statement.
// https://jsfiddle.net/kevinchappell/44jrznbj/
/**
* Configurable fizzBuzz
* @param {Object} args
* @param {Number} until number of iterations
* @return {String} output
*/
@kevinchappell
kevinchappell / youtube-upload.sh
Last active Apr 9, 2016
Right-click upload to youtube
View youtube-upload.sh
#!/bin/sh
# youtube-upload
# Dependencies: xclip and [youtube-upload](https://github.com/tokland/youtube-upload)
GREEN='\033[0;32m'
NC='\033[0m' # No Color
read -p 'Title (default filename): ' TITLE # defaults to filename
read -p 'Privacy (public | unlisted | private): ' PRIVACY # defaults to unlisted
@kevinchappell
kevinchappell / vid2gif.sh
Last active Mar 26, 2016
Convert any video to GIF
View vid2gif.sh
#!/bin/sh
# vid2gif - converts videos to gifs
# Usage: Add vid2gif.sh to your PATH then call like:
# $ vid2gif video.mp4 video.gif
#
# To add to context menu, create command that calls:
# $ vid2gif %F %d/%W.gif
# Get custom width and framerate from user input
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