Interested to learn about Java code? Check our article presenting some guidelines for Java code review with examples.

Discover different methods to remove repeated characters from a string in Java.

Learn how to create RSA keys in Java and how to use them to encrypt and decrypt messages and files.

A quick and practical guide to using ThreadLocal for storing thread-specific data in Java.

A quick and practical guide to NIO2 FileAttribute in Java

A quick guide to creating an XMPP client using Smack

A tutorial on how identify the root cause of NoSuchMethodErrors and NoSuchMethodExceptions.

Resolving dependencies in Maven using a Bill Of Materials (BOM).

Explore what the covariance and covariant return types are and how they behave in Java.

Learn four ways to create a deep copy of an object in Java, and why to prefer a deep copy over a shallow copy.

Interested to learn about java9 module program? Check our article explaining how to Compile and run java9 module program

Quick code example of the various ways we can read a file with Java

Learn about the corePoolSize and maxPoolSize properties in the ThreadPoolTaskExecutor.

A comparison on how to implement assumptions and conditional test execution between JUnit 4 and 5.

Learn how to check if two String values are the same when we ignore case.

Learn about Java NIO's DatagramChannel class that allows the creation of a datagram channel to send/receive UDP packets

Learn how to use the Mercator projection to convert latitude and longitude coordinates onto a 2D surface

Learn the basics about constructors in Java as well as some advanced tips

A quick and practical overview of Java HashMap.

Learn about the Java Stream API utility classes provided by the Protonpack library