Web applications typically have a bunch of static files that almost never change. For all but the simplest apps, it’s usually a good idea to let the browser know that it can cache and reuse those files, so that we can all save a little bit of bandwidth and get things moving a wee bit faster. For that, we have the HTTP Expires header. Have a look.
In the latest development of XML::XSS, we can not only create stylesheets as classes, but I’ve introduced a style keyword that makes the syntax much cleaner. Follow me, I’ll show you.
This week-end I finally got around importing all my old use.perl.org blog entries to Fearful Symmetry. To ease off the migration, I ended up writing two itsy-bitsy scripts. They’re nothing fancy, but in case they might help someone, here they are.
I always tell DBAs to practice their restore skills because this is one area that you are not allowed to get wrong. Having experience with different types of restores give you the confidence to do the right thing in an emergency. However, I noticed that when it comes to practicing, not all DBAs are equally imaginative on what to practice. Practicing the same failure over and over is not the best possible practice. Here are few scenarios you should be able to recover from
In this blog post, I’ll describe a few acronyms – sometimes called buzzwords – that are commonly referred to in HADR projects and implementations (I know I use them a lot when addressing questions regarding HADR.) These acronyms fall under the second P in my PPT for HADR – PROCESS.
The plugin is fairly simple, and (or so I hope) provides a good example of how plugins can wiggle themselves in at the different points of a request’s life cycle. Here’s a step by step guide to writing the plugin.
I give a lot of thought of what makes a DBA awesome as remote DBA, or a consultant. Based on my experience as a in-house DBA working with consultants we hired, on my experience as remote DBA for Pythian and on my observation of the amazing guys working for Pythian Consulting. Here’s the secret: You need to give the customer a warm fuzzy feeling. Here’s what I consider key parts of being effective at giving customers warm fuzzy feelings. Obviously all this applies in addition to being a very proficient technical problem solver.
Dancer touts itself as a lightweight, yet-powerful web application framework. As we will see in a few lines, it sure seems to live up to both promises. Let’s see how hard it was to get my app up and running, shall we?
I was searching oracle.com for some Exadata-related wait events, and noticed some hits popping up from formerly closely-held Exadata documentation. Upon closer look, I found the full Exadata V1 user’s guide. I hope the V2 documentation will be posted soon.
Have your scheduler jobs changed run times since the daylight savings time change? The issue hit me this week. On one client the scheduler jobs had changed run time. The strange thing is the scheduled time was 00:05