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    Apache/Tomcat with Failover and Load Balancing in 20 minutes or less...

    In order to get this done, you'll need Apache, Tomcat, and the MOD_JK connector library. I've included the Windows binaries below, as I'm writing this blog post from a Windows machine. Feel free to swap out these downloads with whatever RPM, YAST, APT, etc. commands you want. Also, you'll need...
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    GlusterFS Replication for Clustering

    I recently was searching for a way to simulate shared physical storage in a VPS environment for clustering purposes. In an enterprise data center we can expect some type of SAN available to provide shared physical storage. GFS is a simple solution in this case to create a shared file system that...
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    Who is the client?

    A while back, I read blog post discussing who is the client. Software projects frequently have many different clients, many of whom are frequently underrepresented throughout the development process. Do you know who all of the clients of your application are? What can you do to make...
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    Signal To Noise

    The other evening I attended a technology industry event at a somewhat-trendy bar downtown. The event was intended to foster networking between newer entrepreneurial startups and more established tech companies. I eventually found myself comparing notes with a guy I’ll call “Sam.” Sam is responsible for sales at his company...
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    Asking the hard questions

    There was a post a while back on TechRepublic about how leaders ask questions. When was the last time you asked yourself what could go wrong? What are you doing to prevent it, or minimize it's damage? I just got done reading Release It by Michael Nygard. I don't remember the...
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    Online malware scanner

    F-secure has the best antivirus/anti-malware software available. I have been using it since rootkits became a threat. F-Secure had a free app that would detect and remove rootkits which is a step above technet's Rootkit Revealer. F-Secure licensing is inexpensive and user friendly. They also have an online scanner that...
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    ColdFusion for Rapid Application Development

    I’m helping to write a tool to edit simple database information in a browser. ColdFusion is meant for rapid application development and is perfect for this or any small scale data project because it’s very easy to quickly make pages and is designed for use with a database. One of the...
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    Spring Roo Sample App Tutorial

    In this blog, I will start creating a web application used to organize bookmarks. Because only certain bookmarks are of interest to specific groups of people, I will use groups in our LDAP server to control which users see which groups of bookmarks. The entire blog will be released in posts...
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    Continuous Learning and Career Development Goals

    Continuous learning is a critical puzzle piece to staying competitive in today’s business world.  In the IT world specifically, as we all know, the only constant is the fact that processes are changing and new processes are evolving all the time!  In order to keep up with the learning curve, we must...
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    Building Multi-Criteria Search Queries in Hibernate

    In this post I am going to show how to write queries multi-criteria search screens. There are two approaches for making this possible. Here I am going to show 2 approaches to building the HQL and try to point out the better approach. Approach I:String concatenation This approach uses String concatenation and setting...