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var async = require('async');
var parallel = require('async/parallel');

function giveData() {
  var data;
  async.parallel([
      function(callback){
        callback(null, 'one');
      },
      function(callback){

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Toc

Keyboard shortcuts

The IPython Notebook has two different keyboard input modes. Edit mode allows you to type code/text into a cell and is indicated by a green cell border. Command mode binds the keyboard to notebook level actions and is indicated by a grey cell border.

MacOS modifier keys:

• ⌘ : Command

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var mongoose = require('mongoose')
var Schema = mongoose.Schema

mongoose.Promise = global.Promise
mongoose.connect(process.env.MONGO_URL || 'mongodb://localhost:27017/woxcut')

var db = mongoose.connection

db.on('error', console.error.bind(console, 'Connection Error:'))

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Advanced Bash Usage Cheat Sheet

These commands were taking from the talk Introduction to Advanced Bash Usage by James Pannacciulli

Updated 21 Jan 2017 06:54:53

Getting help

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Sessions

New Session

• tmux new [-s name] [cmd] (:new) - new session

Switch Session

• tmux ls (:ls) - list sessions
• tmux switch [-t name] (:switch) - switches to an existing session

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git reset 56e05fced #resets index to former commit; replace '56e05fced' with your commit code
git reset --soft HEAD@{1} #moves pointer back to previous HEAD
git commit -m "Revert to 56e05fced"
git reset --hard #updates working copy to reflect the new commit

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#include <stdio.h>
#include <string.h>

int main() {
	int val = 123;
	int* valPtr = &val;

	printf("address of &val = %p\n", &val);
	printf("value of val = %d\n", val);
	printf("value of valPtr = %p\n", valPtr);

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#include <stdio.h>
#include <string.h>

int main() {
	int i = 123;
	float f = 98.6;
	double d = 6.022E23;
	char c = 'c';

	int* iPtr = &i;

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var horsePower = 50;

function printHP() {
  console.log(this.horsePower);
}

var car = {
  year: '2010',
  make: 'Honda',
  color: 'White',

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var car = {
 year: '2010',
 make: 'Honda',
 color: 'White',
 transmission: 'Manual',
 horsePower: 140,
 topSpeed: 120
}