This is an issue that I have tried to find answers on the internet because it is a big problem that I had. So the problem is in Liferay Portlet development. When you work on the JSP files, make minor modifications and want to upload them into Liferay to see them. To be recompiled
I’ve seen this problem around from the first versions of Apache Jackrabbit. The problem is straightforward and just. If you perform a WebDAV Lock command on an item in Jackrabbit the resulting lock token is available only in that command’s session. In other words, if you do not save the lock token that is provided […]
Introduced in Lotus Notes 6, LS2J allows the use of Java code from Lotus Script. To use LS2J from within Notes, your Lotus Script code must include this line: UseLSX "*javacon"UseLSX "*javacon" This loads the LS2J Dynamic Link Library (DLL) on Win32 and registers all the Application Data Types (ADTs). Lotus Script provides a JavaSession […]
When sorting a list of strings in alphabetical order you shouldn’t use the comparison methods of the String class (especially when writing internationalized programs). The String.compareTo method performs a binary comparison of the Unicode characters within the two strings, which is ineffective when sorting in most languages,
Under some circumstances, filtering a Datatable using its Select method may result in throwing following exception: “Min (some value) must be less than or equal to Max (-1) in a Range object.”
In many web applications at some point a programmer meets the need to make an archive of a/some document(s) and offer this archive for download. The main JAVA utilities for executing this archiving task are inside package java.util.zip. These classes implement an output stream filter for writing files in the ZIP file format. They include […]
This article describes a way to insert multiple rows into a Devexpres WinForm XtraGrid footer. First step is to add a XtraGrid into your WinForm and set to true it’s ShowFooter property. Once the footer it’s visible you can add cells into it using the GUI or programmatically. Code for adding cells into footer look […]
If you want to add a feature in XWiki, something that you cannot already find implemented in XWiki code zone, you should go to the core of this platform. Implementing something new, means interacting , adding new elements to XWiki sources. It means configuring the wiki to recognize your new features and then creating a […]
In a previous article I wrote on how to work with Lotus Notes ListBox fields. Unfortunately these type of fields have a major drawback, their limit of only 32 kb of text. So if you want to display thousands of entries you must use an embedded view. This is an small example of using an […]
Context: – JBoss 5.1.0GA – Oracle9i Problem: During a long processing transaction, the ORA-02049 exception was thrown. Solution: According with metalink note 789517.1
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