Blog: java specialists

232 blogs updated: 31 min. ago show: latest top this week top this month search:

Issue 300 - Break in Switch With Pattern Matching The enhanced switch is cool. Pattern Matching for switch is super cool (they even timed the JEP number to be exactly 420 - or was that fate?... 14 26-04-2022 21:24:37 java specialists Beginners

Issue 299 - Synchronizing on Value-Based Classes Locking on Integer objects has always been a bad idea. And we now have a way to find such bad code with a runtime switch DiagnoseSyncOnValue... 11 31-03-2022 17:18:05 java specialists Beginners

Issue 298 - Finding Permitted Subclasses Sealed classes show us which subclasses they permitted. Unfortunately there is no way to do this recursively. In this newsletter we show how... 6 28-02-2022 21:18:44 java specialists Beginners

Issue 297 - Measuring ForkJoinPool Parallelism Java has support for parallelism baked into the JDK. We have parallel streams, parallel sort and CompletableFutures, all using the same comm... 15 31-01-2022 17:53:45 java specialists Beginners

Issue 296 - Concurrent LinkedHashSet LinkedHashSet is a set that can also maintain order. To make this thread-safe, we can wrap it with Collections.synchronizedS et(). However, ... 3 31-12-2021 17:47:42 java specialists Beginners

Issue 295 - Faster Empty Streams Streams can make our code more readable, and therefore more maintainable. However, there is some overhead in setting up the stream, a cost t... 13 26-11-2021 13:44:37 java specialists Beginners

Issue 294 - String.format() 3x faster in Java 17 One of the most convenient ways of constructing complex Strings is with String.format(). It used to be excessively slow, but in Java 17 is a... 15 29-10-2021 18:34:36 java specialists Beginners

Issue 293 - Canonical Orders Should we write "public abstract static class" or "public static abstract class"? And should fields be "final static private" or "private st... 16 30-09-2021 22:11:46 java specialists Beginners

Issue 292 - StartingGun Synchronizer CountDownLatch is easy to understand, but can be hard to use, especially the await() method that throws InterruptedException. In this newsle... 4 31-08-2021 20:12:44 java specialists Beginners

Issue 291 - Snakes and Ladders "Would you like to play with me?" - Summer holidays are a good time to relax and whip out a board game or two. In this newsletter we explore... 10 20-07-2021 21:55:49 java specialists Beginners

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