#Java - Code Snippets for '#System' - 8 code snippet(s) found |
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Sample 1. Get all Permutations of List Elements using Apache Commons PermutationIterator | |
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List<String> list = new ArrayList();
list.add("Washington");
list.add("Nevada");
list.add("California");
PermutationIterator permIterator = new PermutationIterator((Collection) list);
permIterator.forEachRemaining(System.out::print); // prints [Washington, Nevada, California][Washington, California, Nevada][California, Washington, Nevada][California, Nevada, Washington][Nevada, California, Washington][Nevada, Washington, California]
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Like Feedback Permutations of collection elements Permutations of List elements Apache Commons PermutationIterator Iterator Collections .forEachRemaining System.out::print List ArrayList |
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Sample 2. Load Library | |
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System.loadLibrary("jawt");
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Like Feedback System Class system System.loadLibrary |
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Sample 3. Copy Array using System.arraycopy | |
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String[] stringArray = new String[50];
String[] newStringArray = new String[50];
System.arraycopy(stringArray, 0, newStringArray, 0, 50); //arrayCopy(src,srcPosition,destination,destinationPos,length)
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Like Feedback System.arraycopy Copy array arrays array of string |
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Sample 4. Print all elements of a ListValuedMap ( Apache Commons ) using forEach and System.out::println | |
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ListValuedMap<String,String> listValuedMap = new ArrayListValuedHashMap();
listValuedMap.put("United States", "Washington");
listValuedMap.put("Canada", "Ottawa");
listValuedMap.put("Canada", "Ottawa");
listValuedMap.put("South Africa", "Pretoria");
listValuedMap.put("South Africa", "Cape Town");
listValuedMap.put("South Africa", "Bloemfontein");
listValuedMap.entries().forEach(System.out::println);
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Like Feedback ListValuedMap apache commons System.out::println collections framework map |
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Sample 5. Code Sample / Example / Snippet of org.apache.hadoop.hdfs.server.namenode.FSNamesystem | |
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private void doMerge(CheckpointSignature sig) throws IOException {
FSNamesystem namesystem =
new FSNamesystem(checkpointImage, conf);
assert namesystem.dir.fsImage == checkpointImage;
checkpointImage.doMerge(sig);
}
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Like Feedback org.apache.hadoop.hdfs.server.namenode.FSNamesystem |
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Sample 6. Code Sample / Example / Snippet of org.apache.hadoop.hdfs.DistributedFileSystem | |
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public int metaSave(String[] argv, int idx) throws IOException {
String pathname = argv[idx];
DistributedFileSystem dfs = (DistributedFileSystem) fs;
dfs.metaSave(pathname);
System.out.println("Created file " + pathname + " on server " +
dfs.getUri());
return 0;
}
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Like Feedback org.apache.hadoop.hdfs.DistributedFileSystem |
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Sample 7. Code Sample / Example / Snippet of org.apache.hadoop.fs.FileSystem | |
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public static long getTimestamp(Configuration conf, URI cache)
throws IOException {
FileSystem fileSystem = FileSystem.get(cache, conf);
Path filePath = new Path(cache.getPath());
return fileSystem.getFileStatus(filePath).getModificationTime();
}
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Like Feedback org.apache.hadoop.fs.FileSystem |
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Sample 8. Usage of java.util.stream.Stream | |
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List<Integer> list1 = Arrays.asList(1, 2);
List<Integer> list2 = Arrays.asList(4, 5);
Stream.of(list1, list1)
.flatMap(list -> list.stream())
.forEach(System.out::println);
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Like Feedback Stream.flatMap System.out::println |
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