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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 (122)
  • Java Collections (85)
  • Java String (81)
  • Java IO (53)
  • Java Streams (42)
  • Java Concurrency (39)
  • Java 8 (39)
  • Java Dates (27)
  • Java 9 (21)

>> Converting JSON to CSV in Java

>> Converting Iterable to Collection in Java

>> Determine File Creation Date in Java

>> Checking if a Java Graph has a Cycle

>> Introduction to SPF4J

>> Copying Sets in Java

>> Java Optional as Return Type

>> Java 8 Collectors toMap

>> Will an Error Be Caught by Catch Block in Java?

>> Understanding the NumberFormatException in Java

>> Design Strategies for Decoupling Java Modules

>> Guide to Java FileChannel

>> Negate a Predicate Method Reference with Java 11

>> How to Delay Code Execution in Java

>> Persisting Enums in JPA

>> Removing Stopwords from a String in Java

>> String API Updates in Java 12

>> Difference Between a Java Keystore and a Truststore

>> String Initialization in Java

>> Converting Between Stream and Array 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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