Hadoop Framework Tutorial

Hadoop – Overview What is Big Data What is Hadoop Installing Hadoop in Pseudo-distributed mode GenericOptionsParser And ToolRunner in Hadoop HDFS Introduction to HDFS Frequently Used HDFS Commands With Examples NameNode, Secondary Namenode and Datanode in HDFS HDFS Replica Placement Policy How to Fix Corrupt Blocks And Under Replicated Blocks…

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Java Programs

String Java Program to Count The Frequency of Each Character in a String Java Program to Count Number of Words in a String Java Program to Find Duplicate Characters in a String With Repetition Count Java Program to Check Given String Palindrome or Not Java Program to Find Longest Palindrome…

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Core Java Tutorials – Advanced

Java Collections Framework Java Collections Framework Tutorial Fail-fast And Fail-safe Iterators in Java Spliterator in Java With Examples Comparable Vs Comparator in Java List Java ArrayList With Examples Different Ways to Iterate an ArrayList in Java ListIterator in Java ArrayList Internal Implementation in Java LinkedList Internal Implementation in Java How…

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How to Check For Which Compressors Native Libraries Are Present

If you want to check for which compressors native libraries are present in Hadoop, you can do that using checknative -a command. $ hadoop checknative -a 18/03/16 19:47:24 INFO bzip2.Bzip2Factory: Successfully loaded & initialized native-bzip2 library system-native 18/03/16 19:47:24 INFO zlib.ZlibFactory: Successfully loaded & initialized native-zlib library Native library checking:…

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