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.

>> How to Import a .cer Certificate Into a Java KeyStore

>> Performance of removeAll() in a HashSet

>> Constants in Java: Patterns and Anti-Patterns

>> Finding a Free Port in Java

>> Creational Design Patterns in Core Java

>> How to Stop Execution After a Certain Time in Java

>> Checking if a Java Class is ‘abstract’ Using Reflection

>> Using JNA to Access Native Dynamic Libraries

>> Using libphonenumber to Validate Phone Numbers

>> Reading an HTTP Response Body as a String in Java

>> Get a List of Trusted Certificates in Java

>> Reversing a Linked List in Java

>> The Difference Between a.getClass() and A.class in Java

>> Find the Last Modified File in a Directory with Java

>> Listing the Available Cipher Algorithms

>> Get the First Key and Value From a HashMap

>> Does a Method’s Signature Include the Return Type in Java?

>> Checking If a Method is Static Using Reflection in Java

>> Guide to the System Rules Library

>> Sending Emails with Attachments in Java