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Here are one dev’s favorite features in Kotlin, like a focus on immutability and final by default method parameters, and thoughts on bringing them to Java.

On one of our recent projects, our client asked for a single search field that would be able to sear…

A “horrible mistake” from 1997, the Java object serialization capability for encoding objects has serious security issues

Servlet 4.0 fully integrates HTTP/2’s server push technology, and also enables runtime discovery of a servlet’s mapping URL. With video demonstrations and code examples, this hands-on tutorial gets you started with HTTP/2 server push and the new HttpServletMapping interface in Java servlet and JSF applications.

This week, Spring Boot 2.0 and metrics, a deep insight into Gradle performance testing, and a cool write-up about problems related to running Java in Docker.

This post could have been titled ‘Void methods considered harmful’, if ‘considered harmful’ essays w…

A private, secure home for your team’s questions and answers. This site uses cookies to deliver our services and to show you relev….

Learn to append content to file in java using BufferedWritter, PrintWriter, FileOutputStream and Files class. In all the examples, while opening the file to write, you have pass a second argument as true which denotes that file is opened in append mode. Table of Contents Append to File using BufferedWritter Append to File using PrintWriter …

John points out some must-reads to help make sense of the mind-boggling enterprise Java space.

JDK-8203630 [“Add instance method equivalents for String::format”] postulates that “t…