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OIO ‘s Developer Blog
This is the publication playground for these guys from OIO, the Trivadis Group`s Java experts.
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Agile Methods and development Atlassian Tools Build, config and deploy Did you know? Eclipse Universe Groovy and Grails Java and Quality Java Basics Java EE Java modularization Java Persistence Java Runtimes - VM, Appserver & Cloud Java Web Frameworks MDSD Open Source BI Other languages for the Java VM Politics Security SOA / Webservices Spring Universe Web as a Platform XML Universe
Monthly Archives: August 2010
Lucene: Retrieve ALL entries as search result
Lucene is a very powerfull full text indexing and searching tool. The search query syntax is well documented on the project page. Unfortunately, you always have to pass a non-empty search query string to lucene, otherweise lucene will throw an … Continue reading
Performanceoptimierung ganz konkret
Die Performance von Java-Anwendungen ist abhängig von Faktoren wie JDK Version, Server-Hardware, Heap-Größe, Virtualisierung und GC-Implementierung — soweit so gut und bekannt. Wie sich aber Änderungen an ihnen ganz konkret auf die Performance auswirken (oder eben nicht), ist doch unter … Continue reading
Posted in Atlassian Tools, Build, config and deploy, Java and Quality, Java EE
Tagged confluence, java, jira, perf, performance, performance tuning
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DevOps Guide to Confluence
Igor Minar, seines Zeichens bis vor Kurzem Mitverantwortlicher für wikis.sun.com, eine der größten bekannten Confluence-Instanzen, hat viele seiner Erfahrungen im DevOps Guide to Confluence veröffentlicht. Das ist insbesondere deswegen äußerst bemerkenswert, weil es zum Thema extrem große Confluence-Installationen bezogen auf … Continue reading
Posted in Atlassian Tools
Tagged atlassian, best practices, confluence, large scale, tipps
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JD – Java Decompiler, an alternative to JAD
JD is a replacement for the popular JAD Java Decompiler. Unfortunately, JAD is no longer maintained and doen’t support Java 5 and 6 language features. JD can be used as a library, as a standalone GUI application or as an … Continue reading
[updated] Grails Domain Class Creation Performance – Avoid named parameters in loops with many iterations
I recently had to create 7.000 Grails domain objects in a loop and save them into the database. It took a lot of time to save these 7k objects, so I analysed why it was slow. As it turned out, … Continue reading
