Tag: wordpress
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[Fixed] Tiny screen in VirtualBox Guest
I have a Microsoft Surface Pro 4 laptop and although it is a very high resolution screen it is only 12″ big so I do most of my development on a second 24″ monitor. I want to my Windows 10 virtual machine to run full screen on the 24″ monitor which is 1900 x 1200…
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How to clone a Bitnami server in the AWS console
I use the excellent Bitnami WordPress AMI. I wanted to clone it so I made a snapshot and then created an image from the snapshot. The newly created AMI launched but only passed 1/2 health checks. The problem was that when creating the AMI I left the AKI (Amazon Kernal Image) on “default”. You must…
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How to add a static IP to a Virtualbox on your laptop
I believe that all development should be done on virtual machines because of the ability to backup and restore them as simple files. I use my Microsoft Surface Pro 4 as the host and and have two guests; a Windows 10 development box with IntelliJ and PuTTY on it and a Bitnami WordPress appliance that…
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Charge annual not monthly subscriptions
A nice article on why charging annual subscriptions often makes sense. Should I charge annual Subscription Fees? Or monthly?
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IPN stopped! How to find your IPN settings and history on PayPal
I have been running a WordPress site for a couple of years and twice I have stopped receiving Instant Payment Notifications (IPN) from PayPal. The first time was because my server was off for a few days and PayPal got bored and stopped. But today PayPal simply changed my IPN settings to disabled for no…
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How to style HTML emails
Email clients such as Outlook and Gmail have their own ways of rendering HTML. Most importantly you have to use inline styles on every element and cannot link to an external stylesheet or have a stylesheet in the head. So rather than having a simple declaration in the head like, <head> <style> body {margin: 0;…
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GPL as an anti-competitive tool
For some the GPL is a religion for others it is a business model. I have long been concerned that open source creates non-competive monopolies. In the 1990’s there were many webservers but in after a couple of years only Apache and Microsoft IIS remained. When I posed this to O’ Reilly (of the books)…
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How to render a blank WordPress page
I want to create a REST endpoint on my WordPress site. This is to be consumed by a computer so I don’t want any HTML in it at all. In the WordPress architecture the page or post content is put into a template and rendered to the user. This template has all the HTML boilerplate…
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Extending the WordPress application framework with Formidable Forms
In my previous post I discussed how WordPress fulfils many of the needs of an application development framework but I noted that it did not support forms. I have chosen to implement this requirement with Formidable Forms (other forms plug-ins exist). This page is a work in progress and subscribe if you want to receive future updates.…
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Understanding WordPress as a web application framework
I have decided to use WordPress as my preferred web application framework. This is because it is free, simple, elegant and easily extensible. For this post I though it would be useful to compare it with a general web application framework as described on Wikipedia (displayed in italics below). Model–view–controller (MVC)[edit] Main article: Model–view–controller Many…
Dr James Bayley 