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Categories: "Computer Languages" or "C#" or "Java" or "Javascript" or "PHP" or "PowerShell" or "Python" or "SQL" or "Unix Shell"

SQL for beginners

October 4th, 2012
There are plenty of articles on how to get going with SQL (or MySQL) for beginners. However, there aren’t many articles which take you back to basics describing the building blocks used and help you understand the concept of what a database actually is.… more »

Installing VirtualBox, CentOS 5.4, Apache, PHP and MySQL

September 11th, 2012
I've recently done a project that uses load balancing. mod_proxy is a blog for another day but it was based on a LAMP stack. I install this all the time for lots of different projects. Some are development projects and some are just system administratio… more »

Cisco ASDM 5.2 for ASA ClassCastException X509TrustManagerImpl to X509ExtendedTrustManager

August 31st, 2012
I hadn't used my Cisco ASDM 5.2 for ASA for a while and when I needed to add a couple of extra users to the VPN it didn't work. Everything seemed to load in ok but when I tried to submit my login credentials it hung. I loaded the Java console and got t… more »

Special Characters in HTML

August 16th, 2012
I always need to remember the special HTML entity codes for characters. Many blogging applications re-render the characters to make them more readable but when you want to cut and paste the text it's all wrong. The best example of this is double quotes.… more »

Logging into a unix box without a password

August 10th, 2012
From time to time I need to allow one user to log into another machine without being prompted for a password. This is extremely useful for anything that is automated for example doing the nightly backup which copies files across the network or running c… more »