It is almost 2 years over since I published my first ideas and works on graphity which is nowadays a collection of algorithms to support efficient storage and retrieval of more than 10k social activity streams per second. You know the typical application of twitter, facebook and co. Retrieve the most current status updates from your …
Tag: neo4j
Drug junkie steals my neo4j t-shirt out of my physical mailbox
Being at FOSDEM 20013 Peter from Neo4j asked my if I would like to get a neo4j shirt send to my home adress. We have to keep in mind that i just moved back to Koblenz from China. I did not only move to Koblenz but I moved to Koblenz Lützel. I knew from my …
Video of FOSDEM talk finally online
I was visiting FOSDEM 2013 with Heinrich Hartmann and talking about related-work.net the video of this talk is finally online and of course I would like to share this with the community: The slides can be found here.
GWT + database connection in Servlet ContextListener – Auto Complete Video Tutorial Part 5
Finally we have all the basics that are needed for building an Autocomplete service and now comes the juicy part. From now on we are looking at how to make it fast and robust. In the current approach we open a new Data base connection for every HTTP request. This needs quite some time to …
Building an Autocomplete Service in GWT screencast Part 4: Integrating the neo4j Data base
In this screencast of my series I explain at a very basic level how to integrate a data base to pull data for autocomplete queries. Since we have been working with neo4j at this time I used a neo4j data base. It will be only in the next two parts of this series where I …
Metalcon finally gets a redesign – Thinking about high scalability
Finally metalcon.de the social networking site which Jonas, Jens and me created in 2008 gets a redesign. Thanks to the great opportunities at the Institute for Web Science and Technologies here in Koblenz (why don’t you apply for a PhD position with us?) I will have the chance to code up the new version of …
Building an Autocomplete Service in GWT screencast Part 3: Getting the Server code to send a basic response
In this screencast of my series on building an autocomplete service you will learn how to implement a Server servlet in GWT such that autocomplete queries receive a response. In this video the response will always be static and very naive. It will be up to the fourth part of this series which will follow …
Building an Autocompletion on GWT screencast Part 2: Invoking The Remote Procedure Call
Hey everyone after posting my first screencast in this series reviewing the basic process for creating remote procedure calls in GWT we are now finally starting with the real tutorial for building an autocomplete service. This tutorial (again hosted on wikipedia) covers the basic user interface meaning how to integreate a SuggestBox instead of a …
Building an Autocompletion on GWT screencast Part 1: Getting Warm – Reviewing remote procedure calls
Quite a while ago I promised to create some screencasts on how to build a (personalized) Autocompletion in GWT. Even though the screencasts have been created for quite some time now I had to wait publishing them for various reasons. Finally it is now the time to go public with the first video. I do …
The start of the Linked Data benchmark council Eu FP7 Big Data pro
Peter who is working for Neo4j is an industry partner of the http://www.ldbc.eu/ which is a EU FP7 Project in the Big Data call. The goal of this project is to put out good methodologies for benchmarking linked open data and rdf stores as well as graph data bases. In this context the council should …