raineorshine

// 1. basic tracking code
var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-35559116-1']);
_gaq.push(['_setDomainName', 'collegecoding.com']);
_gaq.push(['_trackPageview']);

(function() {
    var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
    ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
    var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);

raineorshine

# stylus compile & watch
stylus public/style/main.styl -w &

npm outdated      # nicest way to list installed modules
npm ls            # list installed modules & dependencies
npm ls -g         # list globally installed node modules
npm update        # check for updated versions of modules in the current package
npm view {pkg}    # view a package's published metadata
npm install {pkg} --save      # install the latest version of a package and add it to your package.json's dependencies
npm install {pkg} --save-dev  # install and save as a devDependency

raineorshine

/* COMMAND LINE */
mongod &    // start mongo server on port 27017 by default
mongo mydb  // launch mongo shell using the specified database

// importing & exporting
mongoimport -d mydb -c mycollection --jsonArray --file input.json
mongoimport -d mydb -c mycollection --headerline --type csv --file input.csv
mongoexport -d mydb -c mycollection --out output.json

/* MONGO SHELL */

raineorshine

Compile C++

g++ -Wall hello.cpp -o hello

raineorshine

package actionlistenerdemo;
 
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
 
// The primary class is a JFrame which can be shown when the program starts
public class ActionListenerDemo extends JFrame {
    
    /*  main is just housed inside of the primary class. It creates a new 

raineorshine

# adding and committing
git add -A                        # stages All
git add .                         # stages new and modified, without deleted
git add -u                        # stages modified and deleted, without new
git commit --amend                # Add staged changes to previous commit. Do not use if commit has been pushed.
git commit --amend --no-edit      # Do so without having to edit the commit message.

# remotes - pushing, pulling, and tracking
git fetch                         # gets remote objects and refs. Needed if new branches were added on the remote.
git remote -v                     # Lists all remotes (verbose)

raineorshine

public class RecursionTest
{
  public static int calc(int n)
  {
    // base case
    if(n == 0)
    {
      return 1;
    }
    

raineorshine

// looping over an array
var fruit = ["Mango", "Guanabana", "Mamoncino", "Piña"];
for(var i=0; i<fruit.length; i++) {
    console.log(fruit[i]);
}

// looping over an object
var students = {
    // key : value
    // access a value with object[key]

raineorshine

// all three of the below code snippets are equivalent!

// #1: If you notice the body of your 'if' is empty but your else has code, then convert it to #2
if(A && B)
{
    // do nothing
}
else
{
    doSomething();

raineorshine

/* 
Enums are mostly for internal purposes. Think of it as a way to make your job as a developer
easier when you have a few predefined values and you don't want to have to remember obscure codes.

Let's say you have three different states in your program: 0 means INACTIVE, 1 means PENDING, and 2
means ACTIVE. 
*/

// You could keep track of the state with an integer like so:
int programState = 1; // PENDING