Tag Archives: Java

GWT Designer is now free! Yippee!

GWT Designer is a powerful UI development tool for GWT. It is based on the Eclipse framework. Initially a paid tool, it has been re-launched as a free product after Google’s acquisition’s of Instantiations. Read further for details… Continue reading

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Apache POI and Open Office document formats

Apache POI provides a very simple yet powerful API for creating/modifying/reading Excel documents. Prior to the 3.6 release, POI was able read/write Excel documents only in Microsoft’s OLE Compound Document format. 3.6 onwards, POI has included the support for Microsoft’s OOXML (Open Office.org) standard for creating and reading Excel documents. Read on to figure out how seamlessly it integrates with Open Office documents. Continue reading

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GWT-Ext – Synchronized Scrolling of Grids

I recently had a requirement wherein two grids showing similar information needed synchronized scrolling i.e. if the left grid was scrolled down vertically, the right grid also needed to be scrolled down in the same proportion and vice-versa. This feature … Continue reading

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Retrieving unique items from a List in Java

Here is a very simple and efficient way to retrieve unique items from a java.util.List. All you need to do is put all the items in the java.util.List into a java.util.Set and then create a new java.util.Listfrom the Set. Since … Continue reading

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