Oracle has a a supplied package utl_compress, which can be used to compress and decompress data with PL/SQL. According to the documentation it uses the “Lempel-Ziv compression algorithm”,… [read]

Database pagination allows you to step through a result set in manageable chunks (say 5 at a time). This is an important feature when a result set is large. JPA makes this simple,… [read]

Value Stream Mapping (VSM) is a Lean process tool that can help teams to get an understanding of where some of their biggest problems are. When done correctly,… [read]

I have started to re-organized and update my Android Development Programming Knols. The first one that is updated with new additional resources is, Android Resources for Application Development.… [read]

The 26th Chaos Communication Congress (26C3) is the annual four-day conference organized by the Chaos Computer Club (CCC).… [read]

Being geek as I am, whenever I was watching/reading something related to casinos and gambling in general, there were always thoughts like: "Hmm, what languages/platforms they use?",… [read]

This post is mostly for me as online reference of cool music sounds I stumbled upon in effort not to forget them all. As operating systems get reinstalled, hard drivers get wiped, new PCs get bought,… [read]

Here is step by step guide how to install Qpid AMQP broker, configure queue replication and finally test that replication actually works.… [read]

In Spring, the inheritance is supported in bean configuration and it is quite useful for a bean sharing some common value or configurations.… [read]

Show NotesAlex Tkachman on LinkedIn Alex Tkachman on Twitter Bindows web framework Groovy++ Links Download Page and Mailing List A sneak peak into Groovy++ (with FAQ) Groovy.… [read]

After finishing a full week of value stream mapping session I have received a couple of key insights...… [read]

Part II: 3 (More) Lessons from Building Software Development Tools for Google MarketPlace ( Part I ) In the previous article, I described how we came up with the idea for... [read]

In this first blog entry of the Java OutOfMemoryError series I start to explain the fundamentals and architecture of the Java Memory Model. [read]

February was pretty busy to me. First I decided to take new opportunity and got new, exciting gig. I’ll be doing what I have doing so far: software architecture and integration,… [read]

I think its safe to assume that most Java developers feel some in trepidation as Oracle take over the stewardship of Java.… [read]

In my previous Calling Servlets from a JSF Action inside JSR168 Portlet Environment post. I mentioned how to pass UTF-8 request parameters from your JSR 168 portlet to your servlet.… [read]

OpenSSH can be used to open multiple tunnels to remote services via SSH. Local ports can be opened up and the information communicated with these ports can be relayed to a remote machine.… [read]

Microsoft just released the second major version of ASP.NET MVC.�� An alternative to HTML abstraction development in ASP.NET WebForms, ASP.… [read]

Ryan wrote a really great comment over at rc3.org in response to an interview Scott did talking about how we work over at GitHub. Since I can’t seem to link to the comment directly,… [read]

There has been a vocal minority calling out the GitHub team on our extracurricular activities recently,… [read]

Reading the latest in Git fanboy criticism has felt like a time warp back to when I started learning about Rails.… [read]

JBoss, WebSphere, and Weblogic all have their place, but sometimes what you need is a container that starts up quickly, and has a small footprint.… [read]

In the previous article, I set up a cluster of 2 Tomcat instances in order to achieve load-balacing. It also offered failover capability. However, when using this feature,… [read]

In reflecting on Architecture, I realized that there are some profound differences between "real" architecture and software architecture. One of the biggest differences is design.… [read]

iSMEStorage is the first application for iPhone with cloud storage virtualization service that allows users to manage more than 10 different storage clouds from their device in 1 Cloud file.… [read]

Members of AAPL Sanity Board at Investor Village resource decided to study the iPad order numbers. By 11:05am EST they received fifteen confirmations about 74,… [read]

This book is filled with some great advice for those who want to start their own business, have their own business, or are just interested in the subject.… [read]

Today Apple announced new photos of iPad. One screenshot is very interesting as it contains mysterious icon on the home screen.… [read]

Just a short one to all my Eclipse compatriots out there. It looks like EclipseCon is a no go for me this year. Boo hoo.… [read]