Larry page looks old in this video where he is explaining about Where’s Google going next. To summarize More access to internet for everyone using balloons – The loon project Talks about privacy and security – see this pizza ordering if you haven’t seen before He points out as an example sharing medical records anonymously… Read More Where’s Google going next?
Most of the people always consider the Java heap size as the RAM usage a Java application, but this is wrong. Actually your java application is not the process which is running when you start it, but its an instance of JVM which starts. Your application code is supplied as an argument to the JVM… Read More Heap Memory vs RAM usage
The new ForkJoinPool in Java 7 provides significant performance improvement for programs that involve recursion. As mentioned in the Java website, the basic principle is: if (my portion of the work is small enough) do the work directly else split my work into two pieces invoke the two pieces and wait for the… Read More ForkJoinPool in Java 7
Java 7 officially released in 2011. Here is my presentation on new features introduced in Java 7. Get it here.
I have started reading “Java Concurrency In Practice” which is the fourth one I am reading from this list of “Top 5 Java Books”. Really enjoyed the first three – Head First Java, Head First Design Patterns and Effective Java. Putting down the summery of the first chapter from the book. Pros: Makes use… Read More Pros and Cons of Multi-threading
Refactoring is one of my all time favorite topic. Here is a PPT I have prepared on Refactoring. It also contains few slides on Static analysis using PMD.The PPT starts with the famous quote. “Any fool can write code that a computer can understand. The trick is to write code that humans can… Read More Refactoring & Static analysis using PMD
I have developed a Redmine scanner tool which can scan Redmine for all projects,users and time entries and prepare a report for time entries in a project. This program can run as a cron-job or a scheduled job in Jenkins so that it can every day send e-mails to entire team in a project with… Read More Redmine Scanner
TDD (Test Driven Development) is a very interesting topic. I have been following it since my earlier days of Java programming and was one of main ambassador for TDD and Junit in our project. I have prepared my first presentation on TDD years back and have been asked many times to give the presentation to… Read More TDD using Junit
Have you ever thought of havinh thread level local variable? Interestingly there is a way to use that. since Java 1.2 and today only I came to know that 😦 ThreadLocal is the class you can use for that. One main advantage I found (in fact my requirement) is that thread itself can carry information… Read More Thread Local Variables
In a Multi-tenant architecture there are three ways of storing tenant information in database. Separate DB for each tenant Separate Schema (tables) for each tenant Shared Schema (tables) for all tenants Following table gives a comparison of this three approaches. Parameter Shared Schema Separate Schema Separate DB Number of end-customers High Medium Low Different… Read More Multi-tenant Architecture
Anil G Kurian 