Powershell script used to enable Sideloading on a Office 365 Sharepoint

Developer site

powershell/SideLoad.ps1

@@ -0,0 +1,40 @@
+## After I created a developer sharepoint site on my Office 365 account, 
+## I was getting an error message in Visual Studio that Sideloading was 
+## not enabled on the site. This script is used to eneabled the 
+## Sideloading Feature on a Office 365 Developer Site. 
+## 
+## To run this, you will need to download the Powershell
+## Sharepoint Online Management Shell tool using the following URL:
+## https://www.microsoft.com/en-us/download/details.aspx?id=35588
+##
+## This script was found at the following site:
+## http://www.superedge.net/2014/03/sideloading-of-apps-not-enabled-on-this.html 
+
+$programFiles = [environment]::getfolderpath("programfiles")
+add-type -Path $programFiles'\SharePoint Online Management Shell\Microsoft.Online.SharePoint.PowerShell\Microsoft.SharePoint.Client.dll'
+Write-Host 'Ready to enable Sideloading'
+$siteurl = Read-Host 'Site Url'
+$username = Read-Host "User Name"
+$password = Read-Host -AsSecureString 'Password'
+
+$outfilepath = $siteurl -replace ':', '_' -replace '/', '_'
+
+try
+{
+    [Microsoft.SharePoint.Client.ClientContext]$cc = New-Object Microsoft.SharePoint.Client.ClientContext($siteurl)
+    [Microsoft.SharePoint.Client.SharePointOnlineCredentials]$spocreds = New-Object Microsoft.SharePoint.Client.SharePointOnlineCredentials($username, $password)
+    $cc.Credentials = $spocreds
+    $site = $cc.Site;
+
+    $sideLoadingGuid = new-object System.Guid "AE3A1339-61F5-4f8f-81A7-ABD2DA956A7D"
+    $site.Features.Add($sideLoadingGuid, $true, [Microsoft.SharePoint.Client.FeatureDefinitionScope]::None);
+
+    $cc.ExecuteQuery();
+
+    Write-Host -ForegroundColor Green 'SideLoading feature enabled on site' $siteurl
+    #Activate the Developer Site feature
+}
+catch
+{ 
+    Write-Host -ForegroundColor Red 'Error encountered when trying to enable SideLoading feature' $siteurl, ':' $Error[0].ToString();
+}