A quick point about timing
I've just deployed my V3 blog engine to live. In doing so, the time per query jumped from <10 mSec per query to ~2.5s — which meant that the typical page…
Creating a test VM to mirror the Webfusion Shared Service
In previous articles I have discussed how difficult it is for users of a shared web hosting service such as Webfusion's to develop and to debug applications on a service…
Oh, the embarrassment!
I’ve just discovered a bug in my blog: any comment posts get thrown into the bit-bucket and are never passed to me for acceptance / publishing if the user making…
HTTP Caching Revisited
I find the issues around of Web performance very interesting. I’ve researched pretty comprehensively and written a few articles in this area. I also routinely use various web tools to…
PHP – Why is image activation such an overhead?
As I’ve discussed in earlier articles, such as Using PHP applications on a Webfusion hosted service (Linux), a webserver will be able to achieve far higher thoughput processing PHP requests…
Getting burned on PHP operator precedence
With a POST form, you need to be careful when you return the response that the user might just issue a refresh and in doing so resubmit the form, resulting…
Putting it all together: my blog engine architecture
This blog has pretty much turned into a self-referential exercise as a major theme in my articles is the development and performance of the blog engine itself. This started because…
Rounding off the use of TinyMCE for WYSIWYG editing
This is a follow-up a previous article, which described how I use the TinyMCE editor for comment and article creation. However, at the time of writing this, there were four…
So why CSS Sprites?
Use of CSS sprites is an advanced HTML technique that can be a little controversial – at least in terms of questioning whether any potential performance benefits merits the effort…
A lightweight HTML cache for a Webfusion shared service
This article takes the optimisation of my blog engine to a next stage. It develops some of the thoughts and concepts that I’ve previously discussed in the following articles: Using…