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It is a common usage scenario to persist parameter values across pages so that those could be subsequently used on other pages. A simple example is useridpassword, which the a user enters and this needs to be passed on to other pages to invoke other feedsurls that reside on them.

Creating feeds from SQL queries that require use of IN clause along with passing dynamic parameters to be used with IN clause is hard. Here is a simpler way to perform the same function.

This article shows two ways to limit feed results in a data mashup. The first way filters feed entries by node position, which lets you return just the number of entries you want. Both Mashup Center V2 and V3 support filter by node position. Mashup Center V3 additionally supports userdefined ...

This article provides information on one solution to achieve intersect and except capability using the operators already available in Mashup Center V2.0V3.0 using an example.

We have a feed containing http:greenhouse.lotus.commashuphubpublicpermalink?entryid10947California population by county created from a spreadsheet. The first entry is the population for the whole of California followed by population count for each of the 58 counties.  We would like to ...

This article describes how, with the help of the XSLT custom plugin, IBM Cognos server could easily use feeds and data mashups generated by the IBM Mashup Center as input data source.   The IBM Mashup Center XSLT plugin is described in the developerWorks article ...

The default behavior of the Data Viewer widget is to display text under each column in a single row.   This could lead to extensive scrolling.   One technique to override the default behavior is to inject HTML styling markup into the text.  Using a simple csv file with 2 columns and some long text ...

Often, data comes from multiple sources which have precedent ordering amongst them. This article shows you how to use feed mashups to get the information from the multiple sources, appropriately choosing the information from the source with the highest precedence.

Often times, you may want a feed to return different content based on the identity of the login user. For example, consider a feed that contains an account balance. If you do not want the account information to be released to anyone other than the login user, you need a secure mechanism to ...

For cost, operational efficiency and regulatory requirements, enterprises are required to archive transactional data. But that data might still be useful for reporting purposes. This article shows how easily you can use IBM Mashup Center to modify a reporting mashup to combine data from a DB2® ...

This mini-tutorial shows you how to set up and configure the iNotes widget to work with IBM Mashup Center using single sign-on. In these steps, you will use the Domino administrative console to register test users and enable single sign-on between WebSphere Application Server and the Domino ...

This article describes how Greenhouse users can add the Google Gadgets widget to their palette from the catalog. If you are downloading the WAR package of this widget and adding it to a local installation of Mashup Center (and not Greenhouse), see Demo: Adding the Google Gadgets WAR package to the ...

Mashup Center provides a set of default widgets that are preloaded in the palette after you initially install the product. This article describes how to run these widgets in your business spaces. Prerequisites In order to run Mashup Center widgets in your business spaces, you must have the ...

This article describes how you can provide anonymous users access to your pages. Unlike authenticated users who must first log into Mashup Center to view or edit pages, anonymous users do not have to provide credentials. Edit functions are not available for anonymous users. To provide anonymous ...

In Mashup Center V2 the data mashup Group operator now supports functions on the group element and on the associated data elements.This article uses the example GPA Query feed to show how a data mashup can use functions to group by the numeric GPA and to also group by the letter grade (A, B, C, D ...

Consider the case where a Filter operator in a data mashup has two or more (AND) conditions comparing against user inputs.  This article describes how to make these conditions"optional" i.e. ignoring a condition if users do not specify the corresponding user input. For illustration purposes, we ...

There are times when some output elements from a data mashup may vary depending on some conditions.  To use a concrete example, it is often the case that when displaying stock quotes, a drop in price is shown in red, a different color from a rise in stock price.  To display text in different color ...

Sometimes it is desirable to only keep and return the first N entries from a feed.   For illustration purposes, we will use the [[http://rss.music.com/charts/rssTopSongs.xml|Yahoo Music Top Songs]] RSS feed which returns the top 10 most played songs on Yahoo! Music.  In what follows, we will show ...

IBM Mashup Center comes with a data mashup editor that you can use to combine and transform XML from multiple sources. The data mashup editor is easy to use, but in some scenarios you may find that it is more efficient to use XSLT to perform your XML transforms. So that you can learn how to get ...

This article describes how to deploy a widget WAR package to the Mashup Center server when the MashupHub catalog is not installed or available. Do the following steps: Install the widget WAR file in WebSphere Application Server. Be sure you provide the appropriate access to the widget ...

This article provides a simple example of how you can use the Nested Data Viewer widget to drill down into nested XML data and use it in a mashup. In this scenario, you will wire the Nested Data Viewer widget to two Chart widgets and also a Data Viewer widget. For additional information, such as ...

The Mashup Center cache improves performance by avoiding the processing of data that doesn't change very often. This article explains how to take advantage of caching in Mashup Center 2.0 to improve the performance of feeds and data mashups. p p p But before we dive into a discussion of ...

The IBM Mashup Center's Mashup Builder allows you to quickly drag and drop widgets onto a mashup page, and you can easily align the widgets by simply dragging them. Besides dragging the widget itself, the "Move" and "Resize" featuer allows you to easily make sure that widgets are aligned at the ...

In a mashup application, it is very common that it requires a customized form for users to enter some values, which when submitted will trigger other actions in a mashup. For example, say we have a data mashup feed that takes in a few parameters, such as this: ...

The National Weather Service (NWS) will be changing the format of it's weather alerts around the end of 2009. When these URLs change or are redirected it will cause the Mashup Center examples: Tri-