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 …
Tag: java
Analyzing the final and intermediate results of the iversity MOOC Fellowship online voting
As writen before Steffen and I participated in the online voting for the MOOC fellowship. Today the competition finished and I would like to say thank you to everyone who so far participated in the voting in particular to the 435 people supporting our course. I did never image to get that many people to …
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 …
Get the full neo4j power by using the Core Java API for traversing your Graph data base instead of Cypher Query Language
As I said yesterday I have been busy over the last months producing content so here you go. For related work we are most likely to use neo4j as core data base. This makes sense since we are basically building some kind of a social network. Most queries that we need to answer while offering …
Typology Oberseminar talk and Speed up of retrieval by a factor of 1000
Almost 2 months ago I talked in our oberseminar about Typology. Update: Download slides Most readers of my blog will already know the project which was initially implemented by my students Till and Paul. I am just about to share some slides with you. They explain on one hand how the systems works and on …
Neo4j Graph Database vs MySQL
For my social news stream application I am heavily thinking about the right software to support my backend. After I designed a database model in MySQL I talked back to Jonas and he suggested to search for a better suiting technology. A little bit of research brought me to a Graph database called Neo4j. After …