Samy Kamar famously authored the MySpace Samy worm, one that basically shut down the social networking site. Here's a quick look at the story of hacking, specifically focused on hacking spring boot.
The notion of extensible libraries has been around quite a while. Here's an overview of extensible libraries with Spring and ServiceLoader, with awesome inclusions like creating an API.
You've probably used exceptions in Java, but have you used them properly? Generally, exceptions are for exceptional cases. See whether or not you should use checked exceptions, and when and how to use Java exceptions.
Learn all about SAML single sign-on with PicketLink and Tomcat, including an investigation of how SAML single sign-on works, and overviews of Fediz, Tomcat, and PicketLink.
Java 8's debut included a neat concurrency too, the CompletableFuture class. Here's an awesome look at CompletableFutures, with a glance at combining and composing tasks.
Apache Ignite has the concept of Data Streamers—components to ingest fast data in a streaming fashion into an Ignite cache from a variety of protocols, technologies, or platforms, such as JMS, MQTT, Twitter, Flume, Kafka, etc. However, with Apache Ignite 1.5.0 we released the jack of all trades: an Apache Camel streamer.
A Java-based proxy object can be utilized when you need a method invocation handler. Here's a look at creating a proxy object with cglib, a super useful Java bytecode generation library.
Service discovery is crucial to service-oriented architecture, and distributed systems. Here's a look at service discovery with NGINX Plus and Consul, a service discovery tool.
In programming, traits have been around in Scala and PHP a while, but are relatively new through default methods in Java. Here's a quick example on how to use traits in Java 8!
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