There has been a lot of talk about the speed of streams in Java 8, but as Alex Zhitnitsky shows, sticking to a more traditional Java programming style with iterators and for-each loops will significantly outperform new implementations in Java 8.
Thorben Janssen returns for this week’s Java news which looks at Lambdas and Streams in Java 8, OSR and a small serving of Java EE via WildFly Swarm microservice development. All this and more with the hottest Java links for the week.
Nicolai Parlog shares what some crowd-funded backing and a committed group of Java test enthusiasts can produce in the first instalment of JUnit Lambda. Before work begins on their alpha version, Parlog takes a look at the basic features of the project.
If you had the chance to design a bank from scratch using only one system, what would it look like?
What makes a UI attractive to the user? Members of the Reddit community have thrown up their hands in support of beautiful Java UIs to gain inspiration outside of the IDE space. Here we show a couple of examples of how good-looking a UI can be.
Do CTOs spend all their time researching new tech trends? Or do they focus on specifics? JAXenter editor Coman Hamilton spoke to several veteran CTOs from PayPal, ING Bank, Basho and other global tech companies to find out what makes a good Chief Technology Officer.
“Culture is not important, but shared aesthetic is crucial” is the formula that J. Paul Reed follows for finding out what DevOps means to companies of all shapes and sizes. In his DevOpsCon 2015 Keynote in Munich, he hones in on what exactly that formula entails.
We’ve served up some Java conundrums in the past, but now its time to get your head around these Scala brainteasers. Alex Zhitnitsky is back in collaboration with the team from Scala Puzzlers to test and torment your Scala know-how. Prepare thyself!
It’s a Superman vs. Batman battle. If we pit sequential streams against regular for-loops, which one comes out faster? After some careful benchmark tests, Angelika Langer shows us which is fastest, and why must be careful to make judgements.
Slack is fast becoming the default messaging service and developers can really benefit from the new workflows that Slack is enabling. Alex Zhitnitsky takes us through the integrations that allows users to customise the service to their own specific developer tools.
In the opening keynote at the DevOps Conference 2015 in Munich, John Willis from Docker provides an inventory of the DevOps movement from its beginnings in 2008/2009 up until the most recent DevOps Survey.
Software’s decision-makers are finding themselves increasingly involved in the debate over online resources for jihadist terrorism, as western political leaders call for more responsibility from tech innovators in the struggle against the Islamic State.
The latest NetBeans book, focused on the new NetBeans IDE 8.1 release, covers all its subjects in only 280 pages, which is interesting! No painfully long introductions and debriefings. Instead, it has only the content that actually matters.