Earlier this year Stefan Pfeiffer aka @dl1ely approached me, if I would be interested in a Java User Group (JUG) in Aachen, set up as a cross-border, english-language JUG. My spontaneous reaction was something like “sure, great idea”. Becoming a group member of the iJUG was pretty straight forward, something i wanted to do as […]
This post is long overdue since JavaOne 2014. I’m not getting payed for it, it’s more a thank-you to the whole NetBeans team for bringing some fun back into my everyday coding life. I’ve been an Eclipse user for a long time, i think way back 10 years ago when it didn’t have a name […]
May i bring the first talk at the newly founded EuregJUG Maas-Rhine to your attention: “Building Modular Java Applications in the Cloud Age” will be held by @bertertman on Thursday, May 28th, 2015 at BitStars HQ, Hanbrucher Str. 40 in Aachen: Would be great to meet some of you, i really hope we get this […]
I’ve been asked several times lately by colleagues what the Optional<T> is good for, so today some more basic stuff. You can use the Optional class is as an elaborate null check like Optional<String> optionalString = Optional.ofNullable(someString); if(optionalString.isPresent()) { String string = optionalString.get(); } // Or worse // String string = optionalString.orElse(null); // null […]