Life of the IT-Drummer

Java EE:
If your application server crashes, and nothing works: Delete stupid .jar files from domain/lib/ext.

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I came over a great talk at youtube the other day, which I really enjoyed. It’s from Joshua Bloch, currently Chief Java Architect at Google, who has worked with Google Web Toolkit (which is like a ajax and javascript written with the Java-language), and also was part of the Java.util.Collection and java.math libraries among others. [...]

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I recently installed this amazing program “CamStudio”, where you can record things happening at your screen, and record sound at the same time. Since it was functioning rather well, I decided to take it a step further, and record a video of me doing something useful (I guess). So I made a video about SQL-injection [...]

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If you ever encounter this silly exception, and can’t make any servlet/jsp-page to run, this might be because you have put some .jars (standard.jar og maybe some other jars) in a directory where it shouldn’t have been.
I found this bug really hard to debug, so the best way is to think about where you’ve could [...]

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Her er en kjekk video der to karer viser en del små kodesnutter, og man skal tippe hva som skjer når de kjører. Det er lagt litt opp som et slags gameshow, så man får svaralternativer. De tar for seg en del javaspesifikke ting, som man kanskje ikke hadde tenkt over. Kjekk underholdning hvis man [...]

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Spoj.pl er et nettsted som tilbyr en rekke programmeringsutfordringer, faktisk flere tusen stykker. Felles er at de kan løses fritt i en hel del programmeringsspråk. Til forskjell fra for eksempel Project Euler, men i likhet med NM i Programmering sender man inn kildekoden framfor å bare gi svaret i en boks.
I dag har jeg lyst [...]

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