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IT related tech tips since 2006

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applicationCache too small to be (really) useful

I have a html5 CACHE MANIFEST file with 600+ resources listed in it totalling 78.4 megabytes Access the application on Internet Explorer 11 under windows 7 I manage to download exactly 57.16MB before it stops. The applicationCache reaches a status of 0 (UNCACHED) so...

Testing Session TimeOut with CakePHP

By default CakePHP uses the session timeout value in php.ini But sometimes you might want to specify a very short Session timeout for testing your code To do that you open Config/core.php and add a value to the "Session" Configure::write area...

CakePHP with TCPDF

This is brilliant:- http://www.martin-schenk.es/en/cakephp-2-pdf-with-tcpdf/ in View/Layout/pdf/pdf.ctp <?php header("Content-type: application/pdf"); echo $content_for_layout; But with google chrome using the $pdf->Output('filename.pdf', 'I') option you get the...

CakePHP in a subdirectory NginX

This is how I setup cakephp so I can have multiple apps in subdirectories with a shared cakephp instance. Under NGinx I setup my webroot folder as follows /var/www/html <== webroot everything served from here /var/www/cakephp-2.5.4 <== cakephp lib folder here...

Squishing your content down for Mobile Devices

As usual my experience comes just after I need it. Been working on mobile enabling a web page and am trying to get the content to display sensibly on an iPhone and a Galaxy. I'm making a lot of mistakes... I've been using pixels for button sizes and they are...

Vultr VPS Pricing

I've used Rackspace & Digital Ocean but I've only just became aware of https://www.vultr.com/ I only spend about $20USD a month on my 2GB RAM 40GB SSD VPS and I think Rackspace was around the $24 dollar mark. But Vultr is charging $15.00 a month for the same...

How I Imagine OpenDKIM works

Disclaimer: This is just what I've gleaned from Google and trial and error. So I'm not sure if the following is entirely true but this is how I imagine DKIM works. See http://dkim.org for more information A person with an email address of [email protected] wants to...

DKIM – A simple reason why dkim=fail

I have been looking at enabling Domain Keys Identified Mail using opendkim and have discovered a lot of very good howto's just by Googling But I just thought I would list a configuration mistake I made. When you create a domain key using the opendkim-genkey command if...