Recent Posts by Geertjan Wielenga

Imagine being able to profile your SQL queries! Anyone developing applications making use of a database backend would be able to quickly and clearly see which SQL query is causing the most contention within an application. Furthermore, if thread dumps and heap dumps could be made, it would allow for easy comparisons and be able to provide detailed information on the underlying SQL invocations. Well... here it is, a new extension to the already awesome NetBeans Profiler,...

Here are 10 things I learned during the Great Indian Developer Summit (GIDS) 2016, an awesome conference in Bangalore and Pune, in no particular order: Heat Waves. Not a problem at all if you spend 100% of the time in a taxi, hotel, or conference center. Rikshas. Awesome way to see the lesser known sights of Bangalore when it turns out the driver has had no idea whatsoever where your hotel is located for the past hour of a trip that should have taken 10 minutes. Kabaddi. The exis...

Minibems (go here and go here for details) by ZEROis a holistic control and monitoring platform that delivers significant energy and carbon reduction in complex heat network environments. Minibems is an energy management system that monitors and controls your heat network to reduce cost, improve efficiency, and increase ease of management. Minibems is the result of three years of intensive research, development, and testing, as well as over £600,000 of investment from DECC...

Following on from part 1, we're going to look at the CSS classes "oj-flex" and "oj-flex-item". Here is the official documentation where you will see these CSS classes defined: http://www.oracle.com/webfolder/technetwork/jet/stylingdoc.html Also, the JET Developer's Guide also contains additional information about Oracle JET's flex layout and grid systems in the Designing Responsive Applications chapter at:http://docs.oracle.com/middleware/jet201/jet/developer/GUID-67956274-4056-4...

CSS Flexible Box Layout Module Level 1, a.k.a. Flexbox, is a new layout mode in CSS3, and is the recommended strategy for doing CSS layouting in Oracle JET applications. Here is the Oracle JET Cookbook item on Flex Layout in Oracle JET 2.0: http://www.oracle.com/webfolder/technetwork/jet/uiComponents-flex-basics.html Also take a look at the right column on the page above, where you'll find a heap of options to finetune the basic scenario.  Flex Layout is the latest version of...

NetBeans Day was held in India yesterday, on Saturday, 23 April, 2016. Hosted by the Hyderabad JUG, the event included a range of topics, including a hands on lab. Here's a view on part of the group, with Rajmahendra Hegde (Hyderabad JUG leader) talking about his favorite NetBeans features, e.g., the tight integration with technologies such as Maven and the many code generation features: Before lunch, Rajmahendra introduced the event, followed by me—I talked about the history...

With the release of the 0.91 version of the Oracle JET Support plugin, the related tutorial, "Getting Started with Oracle JET Applications", needed to be updated. Today, during NetBeans Day India, where an Oracle JET workshop was held, several issues were found in the tutorial, which have now all been fixed. The tutorial has been simplified a lot and many glitches have been fixed.  New to the fun of Oracle JET? Go here to get started knowing everything's been tried, tested, and...

A big point of confusion for me, when getting started with Oracle JET, was that I didn't realize there were 'events', as well as 'properties', for each Oracle JET component. That was because the events were not included in the code completion of each of the components. Now, since the latest release of the Oracle JET Support plugin, events are included, too. And they have a different icon to distinguish them from the properties in code completion. For example, here's the code...

I'm off to India on Thursday morning, the 21st, arriving late that evening. The main purpose is GIDS, where I'll be speaking on Thursday the 28th in Bangalore and on Saturday the 30th in Pune: http://www.developermarch.com/developersummit/schedule.html Also, I'll be in Hyderabad on the 23rd for NetBeans Day India: http://www.meetup.com/jughyderabad/events/229575675/ When I'm not in Hyderabad or in Pune, I'll be in Bangalore. Happy to meet up with anyone during the time I'm in...