XML-Based Distributed Complex Event Processing: Languages, Patterns, Architectures

Throughout the last years, Complex Event Processing (CEP) [1][2] has gained considerable importance as a means to extract information from distributed event-based (or message-based) systems. The goal of this technology is to transform single, low-level events into aggregated, high-level events. Among the challenges in this field are event correlation, provenance/history, filtering and detection of event [...]

Extending Restful Services

Restful service implementations are a lightweight alternative to Service that implement the SOAP stack. The former use CRUD (Create, Read, Update, Delete) operations on resources. However, the mapping between Service operations to GET, POST, PUT, DELETE is not always clear. In particular, idempotent operations (e.g., calculating the square root of a value) are not well [...]

Presenting Tweetflows

Quick overview of Tweetflows in the (service) crowd – http://www.ikangai.com/blog/software/presenting-tweetflows

Tweetazoid – hosted in my hallway

Since my last post I fixed some bugs. In particular I was working on the following issues: Applying regular expression search Removing users and groups Getting tweets of mutli-selection items without wasting api calls Tweet loading status display Since I don’t have a server at the moment (I would need a vServer) and it’s really [...]

ICSE 2011 Stunt

ICSE 2011 stunt gone wrong – http://www.ikangai.com/blog/development/icse-2011-stunt

Twitter Communication Primitives

How to use twitter to call services: http://www.ikangai.com/blog/science/twitter-communication-primitives

Predictions

Predictions about the Apple Cloud and OSX Lion -http://www.ikangai.com/blog/business/predictions

Tweetazoid – functional prototype

It’s born ! Still has some bugs, but it already provides basic functionality: add groups and users to a tree view users will be checked for existence on twitter before added to the tree the tree’s data will be persisted to a mysql database display tweets of users or a group(sub)tree filter tweets with regular [...]

WAQL-PP 0.1 released

With this post I am proud to announce the first release of WAQL-PP, a WAQL Preprocessor for Java I was working on for the last two weeks. In one of the former posts I described the motivation behind this little project and how I planned to implement it. I’m rather satisfied with the result, so [...]

Twitter Communication Primitives

Using Twitter for project communication – http://www.ikangai.com/blog/university/twitter-communication-primitives