Articles

What?
So I'm getting an error like this:
The requested page can't be found.
An error has occurred while processing your request.

You may not be able to visit this page because of:
- an out-of-date bookmark/favourite
- a mistyped address
- a search engine that has an out-of-date listing for this site
- you have no access to this page

If difficulties persist, please contact the System Administrator of this site and report the error below.
404 Component not found.
Just because I'm doing something like this:
Joomla SEF 404 Error

How?

Applies to:
  • TravelPort Universal API
  • PHP 4 or 5
  • cURL
What?
An article on how to resolve errors and setup a standard ping request using the TravelPort Universal API. This is to be achieved using PHP as the server-side programming language and cURL, a sub-component of PHP that allows you to send and receive requests as the server (as opposed to the client device).

Why?
Yes there's documentation online that TravelPort provide you with but it didn't help. The error I'm going to address has to do with getting the latest schemas but as I couldn't find anything using Google regarding these errors or how to set up a basic ping request, I thought I'd write this article.

How?
Using PHP and cURL, here is the full script for a standard ping request. Before you say it doesn't work, it has to be updated every time a new schema is introduced to the system. See my errors section for how you can resolve this.

Previously titled
Fix PHP cURL: parser error: Document labelled UTF-16 but has UTF-8 content

What?
This is an article with notes for me on how to convert some received XML encoded in UTF-16 to some JSON in UTF-8. If it were entirely in UTF-8, I would simply load the received XML with SimpleXML and use the built-in PHP JSON_encode function. I ran into the following errors:
Warning: SimpleXMLElement::__construct() [<a href='simplexmlelement.--construct'>simplexmlelement.--construct</a>]: Entity: line 1: parser error : Document labelled UTF-16 but has UTF-8 content in /public_html/.../.../my_script.php on line ###

Warning: simplexml_load_string() [<a href='function.simplexml-load-string'>function.simplexml-load-string</a>]: Entity: line 1: parser error : Document labelled UTF-16 but has UTF-8 content in /public_html/.../.../my_script.php on line ###
Why?
So I've googled, binged and yahoo'd for this and although there are some solutions that deal with loading UTF16 content into SimpleXMLElement or simplexml_load_string, it doesn't solve my problem. I'm receiving XML data within a cURL result but I get the above error with using either "SimpleXMLElement" or "simplexml_load_string". Returning the XML with cURL isn't a problem, but I want to convert it to JSON and I usually use a PHP function to load the data into an XML array and use the built-in PHP function: "json_encode".

How?

What?
A quick article for Joomla CMS version 3.x on resolving a menu item alias conflict:
Menu Item has the same alias
Warning
Save failed with the following error. Another menu item has the same alias in Root. Root is the top level parent

You will need:
  • Access to the Joomla Administration Panel (to check for and remove expired menu items)
  • A good database administrator who is comfortable with making changes to the database

Applies to:
  • Wordpress CMS v4.1.1

What?
A note to myself on how to create a development/test version of a production/live Wordpress CMS site.

Why?
I have a website sitting at a domain (eg. www.myexample.com), and I want to create an exact copy at a subdomain entitled "dev1" (eg. dev1.myexample.com).

How?
A quick copy from copy 1 (LIVE) to copy 2 (DEV):

What?
A quick article on how to create a middleware script which accepts the values from a submitted HTML form and sends it to a server on another domain for processing. This applies to Linux Apache MySQL and PHP (LAMP) setups.

Why?
A customer wanted to connect their Mobile App to a third-party API. The third-party only accepts requests from a static and permitted IP address. If the end-user were to make the request, then their own IP address would be the one checked against, and it just wouldn't be manageable to add every new user's IP address to their service. The request has to come from a permitted server with a single IP address.

How?
It's likely that you already know how to submit a HTML form to a server via your Mobile application so the following will only document the process of sending data under the server IP address. We're going to use a PHP script with the cURL function to receive and send the data. cURL is a standard feature on most LAMP setups. If not you can install it from here: http://curl.haxx.se/download.html

What?
A quick article on how to set a password using the database tools for super users.

Why?
It happens to us all, especially me. I like to use different passwords for every site but this came up as a client had lost their super user password.

How?
This method is reliant on having access to the database of your Joomla website.

Credit where Credit is Due:


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Disclaimer: Please note that the information provided on this website is intended for informational purposes only and does not represent a warranty. The opinions expressed are those of the author only. We recommend testing any solutions in a development environment before implementing them in production. The articles are based on our good faith efforts and were current at the time of writing, reflecting our practical experience in a commercial setting.

Thank you for visiting and, as always, we hope this website was of some use to you!

Kind Regards,

Joel Lipman
www.joellipman.com

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