http://www.christianschenk.org Blogging about my experiences with technology and all different kinds of projects and experiments Tue, 15 Jul 2008 08:22:41 +0000 http://backend.userland.com/rss092 en Having to check the title tag from a lot of different websites I needed a tool that would follow HTTP redirects as well as redirects in meta refresh tags. As a fan of Commons HttpClient, I hacked together some code that does the work. For the impatient: check out the code ... http://www.christianschenk.org/blog/follow-meta-refresh-with-commons-httpclient/ I was searching for a simple Windows application that compares the files of two directories. This comes in handy if you've downloaded an update to some Open Source software and want to know what exactly changed in the new version. So I found xRecurseDiff and it was perfect for my ... http://www.christianschenk.org/blog/german-translation-for-xrecursediff/ If you're running a Windows server and want to delete files that are older than, say, a week then Visual Basic comes to the rescue. Once you've got the script running you'd like Windows to start it every day so you don't have to do this manually: at will be ... http://www.christianschenk.org/blog/deleting-files-older-than-a-week-under-windows/ After upgrading to WordPress 2.5 I noticed some extra tags in the HTML header of my site: an RSD link, a link to the wlwmanifest.xml and a meta tag with the name set to generator. While the link tags were introduced in an earlier release of WordPress the meta tag came ... http://www.christianschenk.org/blog/remove-clutter-from-wordpress-25/ Lately, I wrote a small tool that analyzes letter frequencies of arbitrary text files. So I decided to download all RFC's and give the tool a try. I was wondering whether the relative frequencies of letters in the RFC's would match those shown on Wikipedia or other websites. Results I ran a ... http://www.christianschenk.org/blog/analyzing-letter-frequencies-of-rfcs/ I was wondering what would be the fastest method to iterate over the characters in a string with Java. A small test implements the following things: using an Iterable toCharArray() charAt() calling charAt() on a CharSequence You can download the Eclipse project as a tar or zip or browse the code online here; have a ... http://www.christianschenk.org/blog/iterating-over-the-characters-in-a-string/ In my last post I used AspectJ to implement a cache that stored the returned result of methods with a special annotation (@Cachable). If you can't use AspectJ you may want to use a dynamic proxy class: in this post I'll present a solution for this. You can download the Eclipse ... http://www.christianschenk.org/blog/caching-with-dynamic-proxy-classes/ In my last post I presented a very simple cache that stores objects. Now I want to use this cache with AspectJ in a small sample application. You can download the Eclipse project as a tar or zip file or browse the code online here. Implementing the aspect I decided to use an ... http://www.christianschenk.org/blog/caching-with-aspectj/ In this post I'll present a simple cache written in Java. It can be used to store objects of any kind or specific types only. The objects will expire after a certain time that can be customized too. Since this cache is really simple I didn't implement a caching strategy ... http://www.christianschenk.org/blog/implementing-a-simple-cache-with-java/ Lately I've been working on a plugin that integrates JonDesign's SmoothGallery into WordPress. Basically this is pretty straightforward because all I had to do was to build some code around the JavaScript and CSS and put everything into a plugin. Then I was told that the plugin as I built it ... http://www.christianschenk.org/blog/integrate-smoothgallery-into-wordpress/