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.

>> Difference Between String isEmpty() and isBlank()

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>> Working with Exceptions in Java CompletableFuture

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>> Limiting the Max Size of a HashMap in Java

>> Return First Non-null Value in Java

>> Checking if an Object’s Type Is Enum

>> Context-Specific Deserialization Filters in Java

>> How to Parse XML to HashMap in Java

>> Time Complexity of Java Collections Sort in Java

>> Convert Timestamp String to Long in Java

>> Differences Between * and ? in Cron Expressions

>> Executable Comments in Java

>> How to Avoid NoSuchElementException in Stream API

>> Representing Furthest Possible Date in Java

>> Create Table Using ASCII in a Console in Java

>> Synchronize a Static Variable Among Different Threads

>> Sharing Memory Between JVMs

>> Convert ResultSet Into Map

>> HashSet toArray() Method in Java

>> Why Is sun.misc.Unsafe.park Actually Unsafe?

>> Comparing the Values of Two Generic Numbers in Java