mallond

Various Cheats found on the Web

mongo           //Start Mongo
show dbs	//Show databases
use mydb	//User database named "­myd­b"
db	        //Show selected database
help	        //Get help
show collec­tion //Show collec­tions from a database

Finds - db.collection

mallond

http://docs.mongodb.org/manual/tutorial/install-mongodb-on-os-x/   "So easy"

1. brew update
2. brew install mongodb
3. start > mongod
4. test > open shell > mongo
  db.test.save( { a: 1 } )
  db.test.find()

Recommend installing XCode Command line Tools

mallond

boilerplate
HTML Boilerplate - simple HTML includes using jquery

As a long time JSP developer, transitioning into the fabulous world of Pure HTML and JavaScript front-end development. There is a need to divide and conquer your web interface into manageable and reusable parts. This is a simple demo using JQuery that divides a front end website into three reusable parts.

Header
Main Container
Navigation
Footer
There is not much to it. JQuery does all the magic.

mallond

if (window.addEventListener) {
   window.addEventListener("storage", storageEventHandler, true);
} else if (window.attachEvent) { 
   document.attachEvent("onstorage", storageEventHandler);
}

mallond

RASPBIAN Wheezy
  RASPBIAN
  Debian Wheezy
  Version:January 2014
  Release date:2014-01-07
  Default login:pi / raspberry
  URL:raspbian.org
  Kernel version:3.10
  
  http://www.raspberrypi.org/documentation/installation/installing-images/mac.md

mallond

Navigation Keys - These are used in command mode: 
$ 			Move to end of line
^ 		Move to beginning of line
  Save and Quit Commands - These are used in lastline mode:
:w 			Write buffer (Save changes and continue working in vi Editor)
:w new_filename 	Write buffer to new filename (continue working in vi)
:wq 			Write buffer (save changes) and quit vi
:q! 			Quit without saving changes
:wq! 			Write buffer (save changes) and quit vi 
     			(The ! will override Read only permissions but only if you are the owner of the file.)

mallond

var util = require('util')

function hook_stdout(callback) {
    var old_write = process.stdout.write

    process.stdout.write = (function(write) {
        return function(string, encoding, fd) {
            write.apply(process.stdout, arguments)
            callback(string, encoding, fd)
        }

mallond

//Time Complexity
function solution(int x, int y, int d)
{
    assert(x < y); // 1
    assert(d > 0);
 
    int distance = y - x; // 2
    int steps = distance / d; // 3
    if(distance % d != 0) // 4
        ++steps;

mallond

CLI elixir iex 

mallond

   // Forward to HTTP with Options
   // Stop using SSLV3 (no good)
    var options =
    {
        host: config.uri_velocity.host,
        port: config.uri_velocity.port,
        path: config.uri_velocity.path,
        method: 'POST',
        headers: {
            'Content-Type': 'application/x-www-form-urlencoded',