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> sencha switch --list

//This gives the following output, depending on which versions you have installed on your machine:

Sencha Cmd 6.1.3.16
Looking for versions at: /Users/leeboonstra/bin/Sencha/Cmd
 
Current version
   6.1.3.16
 

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######################
# Python             #
######################

# Byte-compiled / optimized / DLL files
__pycache__/
*.py[cod]
*$py.class

# C extensions

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1. First stop your droplet, and make a snapshot.

2. Login to you droplet
ssh root@<ip>

3. Go to https://certbot.eff.org/, select the setup for example Apache on Ubuntu 14
This will give you the instructions

These are the instructions for Ubuntu 14, with Apache.
We will install Certbot:

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//sudo nano /etc/hosts

# Host Database
#
# localhost is used to configure the loopback interface
# when the system is booting.  Do not change this entry.
##
127.0.0.1	localhost
255.255.255.255	broadcasthost
::1             localhost 

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How to enable server caching

Install the following 2 mods:

$ sudo a2enmod expires
$ sudo a2enmod headers

Add this to the .htaccess
<IfModule mod_expires.c>
  ExpiresActive On

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Ext.define('Dashboard.view.contacts.Chart', {
    extend: 'Ext.d3.svg.hierarchy.tree.HorizontalTree',
    xtype: 'departments-chart',
    requires: [
        'Ext.d3.interaction.PanZoom'
    ],
    nodeSize: [20, 70],
    bind: {
        store: '{department}',
        selection: '{selection}'

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Ext.define("Engine.view.charts.MyD3Chart",{
    extend: "Ext.panel.Panel",
    xtype: 'myd3chart',
    requires: [
        'Ext.d3.svg.Svg'
    ],
    layout: 'fit',
    scrollable: true,
    items: [{
        xtype: 'd3',

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var store = Ext.getStore('Artists');
var max = store.getCount();
var i = 0, data = [], artists = [];

//I need two arrays, one with artist names, and one with playcounts. In my first try, I hardcoded it. Afterwards, I switched to a real store.

for(i; i<max; i++){
artists.push(store.getAt(i).get('name'));
      data.push(store.getAt(i).get('playcount'));
}

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Ext.define('Engine.model.LastFmResult', {
    extend: 'Ext.data.Model',

    requires: [
        'Ext.data.identifier.Sequential',
        'SenchaCandyShared.proxy.lastfm.LastFm'
    ],

    identifier: {
        type: 'sequential',

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//Note the differences with both foo() functions

(function() {
    console.log(typeof foo);    // prints "function"

    foo();                      // logs "hello sencha"

    function foo() {
        console.log("hello sencha!");
    }