hombi's blog

after a while seeking google, i found a soloution: Download and install SUNs Java 1.7 beta change the IDEA_JDK env.-var. to point where the new Java version is installed add the line "-Didea.no.jdk.check=true" to IDEAs "idea.vmoptions" after this changes, all works fine for me ...

last week i switched my development environment from Windows/XP to Ubuntu ... to work with linux is not new; i collect all my experience under telnet/ssh sessions on servers (AIX, Linux, SCO) but never via GUIs. so i work with the the KDE first time and wondering about the bad presentation of the fonts. after some testing and "googling" i have the same clear font look as under windows. now i struggle with the next problem: if i work with IDEA 7.04 somtimes the dialoges are grayed complete and i must cancel this dialog and start again. this game i must repeating sometimes about ten times until the dialog looks clear. after a while i found some people in the net, with the same problem. they offer to set the enviromnent var. AWT_TOOLKIT to "MToolkit" because there is a bug in Sun's Java 1.6 This workaround helps for me to display all dialogs regular and i feel good again under KDE environment .... ... for a short while!!! After some lines in the code base i realize...

Sometimes i miss some people around me at work or home that can feed me with some java facts. The last week i work on a from component that contains an AjaxFormLoop to edit a set of drivers (removing/adding) to an parent entity. Thanks Tapestry it was a fine quick job to design the UI but than began the fight to save the modified HashSet, many pitfalls i tapped but now the job is done. my first solution was: void onAfterSubmit() { for (FreightDriver driver : entity.getDrivers()) { boolean mustRemoved = true; for (FreightDriver freightDriver : DB.values()) { if (driver.getId() == freightDriver.getId()) { mustRemoved = false; break; } } if (mustRemoved) entity.getDrivers().remove(driver); } } but this throws a ConcurrentModificationException after a while i found the right (IMHO) solution: ...