SOFTWARE ARCHITECT AND INDEPENDENT TECHNICAL TRAINER
In this post, I would like to spotlight a bit of the internal behavior of parallel streams in Java, a feature added in JDK 8. I will start from the source code and then try to explain what really happens in the context of our test example. Basically, the code below declares two array…
In this article I would like to reveal the differences and what happens under the hood between a variable parameters method and the same version but with fixed number of parameters, from a performance standpoint. In regards to that I wrote a small program which tests the response time of calling a method with…
In the current article I propose to analyze what happens and how it behaves, from a performance standpoint, in case of using the Optional API feature added in JDK 8 versus the classical approach relying on explicit null checks. In regards to this, I decided to conduct an experiment based on 3 linked classes (e.g….
Recently I attended GeeCon Krakow conference and during one of the talks the famous Venkat Subramaniam shared an interesting small application which captured my attention and got stuck in my mind. Going home, I have decided to zoom into the problem and to better understand what happens under the hood in such case. Below is…
According to the licensing policy, I would like to mention this article was originally published on InfoQ. Key Takeaways Designing architectural diagrams might not be an easy task; it can be tricky or error prone, even for the simplest ones. Creating consistent and meaningful diagrams brings clarity and consensus across different stakeholders. In most cases, the…
According to the licensing policy, I would like to mention this article was originally published on InfoQ. Takeaways Why having proper names is important Examples of poor naming within the IT industry Side effects caused by poor or leaky names How to deal with poor naming in teams and companies How to prevent bad terminology happening…
Takeaways Why the career development matrix in many companies is faulty and prevents employees from following a purely technical career path. How dangerous is for a technical person to be promoted to a leader position. What are the benefits and what are the drawbacks? How to avoid or deal with such traps from a purely…
Performance is an important criterion every software application might satisfy and each Architect should have in mind when designing and putting in place the Quality Attribute tactics, if this is an important ASR (Architectural Significant Requirement). Sometimes it becomes really hard to tune and improve a mature and complex application especially because the performance might…
Motivation After several years of software development we tend to ask ourselves which way to go next, should we embrace a management position because we want to be in ours manager’s boots being the team’s boss, to decide everything in the project, or we should follow a carrier in software architecture because “being an Architect sounds great”…
According to the licensing policy, I would like to mention this article was originally published on InfoQ. Xavier Rene-Corail and myself were interviewed by InfoQ online publication. Below is our interview. To remain agile while offshoring software development, you have to invest time to make agile practices work under conditions where they are not supposed to work….