Liferay 6.2 – Save FTP files into Media Library

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Hello. In this article I will show you how to connect to a FTP server, get the files found there and save them into the Media Library of a Liferay Portal.

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Liferay 6.2 – Create Liferay Role from Hook

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Hello! In this tutorial I will show you how to create the following: Liferay Hook (using Liferay Hook Configuration) A custom Liferay Role using the Hook How to add permissions to the Liferay Role programmatically  

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Exit from an Android application

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Normally, Android applications do not need an “Exit” button because they have a different lifecycle than, let’s say, a Windows application. To exit an application in Android, the user needs to press the home button and that’s it, but the application is not really closed, it’s sent to the background (the user can no longer […]

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Showing keyboard automatically in Android dialogs

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Having the Android soft-input keyboard pop-up when a Dialog window is shown is not so straight forward as one would think. After exploring different solutions found on the web (with no success) I managed to create a solution of my own. This article is mainly a tutorial that will help you achieve the above task.

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Liferay Portlet Development

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Liferay is a very popular open source social network script that has been programmed in Java and as a result has become a favourite amongst cost conscious Enterprises who are looking to deploy intranet and collaboration solutions.

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jColibri and data base connectors

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jColibri is a Java framework developed for designing and implementing Cased Based Reasoning  (CBR) applications.  CBR is the process of solving new problems based on the solutions from past problems and has been developed by Roger Schank together with his students from the Yale University in the early 1980. Since then, CBR has become one […]

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Regular expressions

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Regular expressions (or regexp) are used in programming to identify a template, a model, or elements that repeat in a predictable manner. They are a special sequence of characters that help you match or find strings or sets of strings, using a specialized syntax. Regular expressions reduce development time, because it takes only one line […]

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JAX-WS Webservices

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This article will briefly describe how to create a JAX-WS webservice with JBoss 5.1 and how to avoid JAXB serialization/deserialization problems that might arise during the deploy process of the webservice.

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Liferay webapps start in the wrong order

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Suddenly, when restarting Liferay, the ROOT webapp was not anymore the first one that got started (it was the 4th or 5th). Because of this, all the portlets that make use of Liferay’s main services did not start correctly also. These portlets were started before ROOT.

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Liferay: Deployment will start in a few seconds… and how to realy start

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During my experience with Liferay Portal I had this problem several times. When uploading a portlet (new or a new version of an existing one) Liferay says the following: Copying 1 file.. Copying 1 file.. ……. ………war copied successfully. Deployment will start in a few seconds. and then nothing happens.

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