john-kurkowski

import Ember from 'ember';

export default Ember.Controller.extend({
  queryParams: ['foo'],
  foo: ''
});

john-kurkowski

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

john-kurkowski

import Ember from 'ember';
import moduleForAcceptance from '../helpers/module-for-acceptance';
import sinon from 'sinon';

const { Test } = Ember;

moduleForAcceptance('Acceptance | error', {
  beforeEach() {
    this.sandbox = sinon.sandbox.create();

john-kurkowski

import Ember from 'ember';

export default Ember.Component.extend({
  
  foo: '',
  
  init() {
    this._super(...arguments);
    console.info(this.constructor, 'init', this.getProperties('foo', 'attrs.foo.value'));
  },

john-kurkowski

#!/usr/bin/env python

'''Copy SemVer tags without a "v" prefix to tags with the "v" prefix, e.g.
1.2.3 -> v1.2.3. Preserve tag author, date, & message.'''

import re
import subprocess


OLD_TAG_RE = re.compile(r'^\d+\.\d+')

john-kurkowski

# Usage: `griot fucking ridiculous`
function griot() { 
    lynx "http://rapgenius.com/search?q=`echo $@ | perl -p -e 's/\s+/+/g'`";
}

john-kurkowski

npm version patch | parallel -I % git tag % %^{} -f -a

john-kurkowski

class A
class B extends Serializable

val baos = new java.io.ByteArrayOutputStream(1024)
val oos = new java.io.ObjectOutputStream(baos)

val streamSurprise: Seq[A] = Stream.fill(3)(new A) // say you don't know it's a Stream under the covers
val transformation = streamSurprise map (a => new B)

oos.writeObject(transformation) // fails due to NotSerializableException: A

john-kurkowski

#!/bin/zsh
ls > foo.txt
ls | parallel -j 1 'ls {}/**/*.* | wc -l' > bar.txt
paste foo.txt bar.txt | sort -t "<TAB>" -k2 -n # <TAB> = Ctrl+V, Tab

john-kurkowski

def evenNumber(n: Int) = if (n % 2 == 0) Some(n) else None

// an example for-comprehension …
for {
  num <- List(1, 2, 3)
  evenNum <- evenNumber(num)
} yield evenNum

// … which desugars to …
List(1, 2, 3) flatMap (evenNumber)