Blog: java specialists

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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

Issue 290 - CopyOnWriteArrayList and Collection.toArray() When is it safe for a CopyOnWriteArrayList to accept the result from a toArray() method? In the past, the only thing that mattered was that ... 12 10-06-2021 20:23:18 java specialists Beginners

Issue 289 - MergingSortedSpliterator If we have a List>, each stream with sorted elements, how can we generate a sorted Stream, taking one at a time from each stream? In this ne... 6 25-04-2021 06:38:34 java specialists Beginners

Issue 288 - Weakly Consistent Iteration How consistent is weakly-consistent iteration? And which collections return weakly-consistent iterators? How do we know? Join us as we explo... 6 01-04-2021 23:34:30 java specialists Beginners

Issue 287 - @PolymorphicSignature MethodHandles annotate the invoke() methods with @PolymorphicSignature. In this newsletter we see how this can help to avoid unnecessary obj... 3 31-01-2021 15:45:05 java specialists Beginners

Issue 286 - Discernment on the Shoulders of Giants Today is the 20th anniversary of The Java Specialists' Newsletter. Time to sit back, relax, grab a coffee and wax lyrically about what makes... 9 30-11-2020 22:15:18 java specialists Beginners

Issue 285 - I/O Stream Memory Overhead Each PrintStream uses about 25kb of memory. This might seem reasonable if we only have System.out and System.err. But what happens if we try... 4 31-10-2020 01:00:06 java specialists Beginners

Issue 283 - Four Billion Changes A nice puzzle to brighten your day - how can we make the Iterator think that the List has not been changed? 6 08-10-2020 11:43:30 java specialists Beginners

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