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 www.chrisritchie.org
kilroy - Parallelism
| | studiofreya.org
Java 8 parallel streams API - Studiofreya SSG Site
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| | konradreiche.com
Traversing your collections functional
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| | Since most of the Java code I wrote in the past was on Android I was not able to enjoy too many Java 8 features yet. Though recently I wrote a microservice in Java using Spring Boot where I could make full use of lambdas and functional interfaces. The following method, for instance, returns the sum of all transactions for a specified instance by traversing their children. @RequestMapping(value = "/transaction/sum/{id}", method = RequestMethod.GET) BigDecimal Sum sum(@PathVariable long id) { List transactions = new ArrayList<>(); Transaction current = repository.find(id); while (current != null) { transactions.add(current); current = current.getChild(); } return transactions.stream().map(t -> t.getAmount()) .reduce(BigDecimal.ZERO, BigDecimal::add); } As some...
| | winterbe.com
Java 8 Stream Tutorial - winterbe
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| | Learn Java 8 streams by example: functional programming with filter, map, flatMap, reduce, collect, lambdas, sequential and parallel streams are covered in-depth in this tutorial.
| | sillyalien.neocities.org
SILLY ALIEN!!!!!!!!!!!!!
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| [AI summary] A personal blog entry with informal language and a disclaimer about adult content and swearing.