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Java

Java is the popular programming language that originated in 1995. Today, the Java ecosystem includes a very large number of specifications, libraries, frameworks, tools, as well as a thriving community. Take a dive through our collection of Java tutorials that cover a wide array of Java-related topics.

  • Core Java (112)
  • Java Collections (80)
  • Java String (77)
  • Java IO (49)
  • Java 8 (38)
  • Java Streams (38)
  • Java Concurrency (38)
  • Java Dates (25)
  • Java 9 (18)

>> Guide to Character Encoding

>> Ways to Iterate Over a List in Java

>> Array to String Conversions

>> Join Array of Primitives with Separator in Java

>> Retrieving a Class Name in Java

>> Graphs in Java

>> Java equals() and hashCode() Contracts

>> Java CyclicBarrier vs CountDownLatch

>> Abstract Factory Pattern in Java

>> Removing Repeated Characters from a String

>> Java Interview Questions

>> The Decorator Pattern in Java

>> A Guide to Constructors in Java

>> Remove or Replace part of a String in Java

>> A Guide to the Java Math Class

>> Abstract Classes in Java

>> Convert between String and Timestamp

>> Java Compiler Error: “class, interface, or enum expected”

>> Adding a Newline Character to a String in Java

>> Pad a String with Zeros or Spaces in Java

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  • Java “Back to Basics” Tutorial
  • Jackson JSON Tutorial
  • HttpClient 4 Tutorial
  • REST with Spring Tutorial
  • Spring Persistence Tutorial
  • Security with Spring

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