Archives Mensuelles: juin 2009

Pour ceux qui travaillent

Kaiser Chiefs – Oh My God par Kaiser-Chiefs

Useful tips : Insert a clob of more than 4k into database

In fact clob are designed to be large objects consisting of characters, so you might be surprise if you try once, with Java JDBC to insert into a database a String of more than 4000 chars… Because the system will crash without telling you any further explanation other than a SQLException. And as a matter […]

RMLL 2009 – and OpenSource lectures

After the work i’ve realised at the Ecole Centrale de Nantes with Frédéric Gelot, Aude Quintana and Pierre-Jean Parot, with the help of Thorsten Behrens and Eric Bachard on, i’ll be at the RMLL ’09 (Rencontres Mondiales des Logiciels Libres) to present this work on OpenOffice Impress. So if you’re in Nantes and want to […]

Introduction aux produits structurés

Je vais commencer une petite série d’article sur les produits structurés qui, bien que n’étant pas une de mes spécialités (loin de là) sont autour de mon travail. Mais avant ça reprenons déjà la base de vocabulaire et de principes qui vont aider à comprendre les produits que je vais essayé de présenter. Tout d’abord […]

Java Web start/JNLP and file access from within

This post is about an annoying issue that i’ve been facing with JWS, to sum up java web start is used to deploy throught the web java applications, and execute them as normal applications on a workstation. Thus you have to deploy it on a Tomcat server (using a war file containing the application itself) […]

New blog and Macbook Air review after 5 months

Here we go, it’s a new blog, i moved from to, but don’t worry i transfered all the posts in order to keep the memory from my last blog. Let’s see the future, this post is about another Macbook Air review, i already did one but it was four month ago and my […]

Useful Tips : How to create a thread that must get a result with a timeout time

Many times threads are really useful to use, but most of the time you don’t want an asynchronous thread to run forever… Especially when you want it to execute tasks or fetch some data from a servlet…It’s not always easy to think about how to do it, i once used another Timer thread to wake […]

Les élections européennes ne passionnent pas la télévision, peu importe

Oui, peu importe, les spots et campagnes battent leur pleins sur Internet, se fait une soirée spéciale en temps réel avec des mises à jours fréquentes et les résultats disponibles. Tandis que ThePirateBay parodie south park (en mieux) en créant le site voteOrDie2009. Alors au lieu de voir les élections européennes entrecoupée par Cold-Case, […]

Useful Tips : How to insert BLOB into an Oracle database using JDBC

It can be quite disturbing to try to insert a BLOB (Binary Large OBject) using JDBC, because most of the time java softwares will handle BLOB, not exactly using their own time, but using Strings.And if you try let’s say this kind of query : // blob String :String blobToInsert = ….;StringBuilder insertQuery = new […]

Useful Tips : How to find the biggest files on a unix system ?

Useful mainly when you’ve got a problem on a unix system because of the space disk. Because some still manage to fill a server with logs or temporary files especially when some programs go nuts and loop without end. So whenever this happens, and you’re in a directory that contains part of the problem, you […]