Are you going for a Java Interview ? This article contains a list of Interview Questions which are covering modern aspects of Java, such as Functional programming, Stream API, new IO API and much more.
Java
Solving java.lang.OutOfMemoryError: java heap space
This article goes through the most common Java OutOfMemory Error, which happens when you saturate the Java Heap Memory. Within this article we will show how to fix this error depending if you are an application user or an application developer.
How to capture a Thread dump in Java
In this tutorial, we will learn how to capture a thread dump in Java using different methods depending on the operating system and the environment in which the Java application is running.
Top 5 solutions for Java Http Clients
There are several ways to create an HTTP client in Java. In this tutorial, we will explore five different options for creating an HTTP client in Java, ranging from low-level libraries to high-level frameworks.
Getting started with gRPC on Java
This article is an introduction to gRPC framework which allows to connect services across data centers using high performance Remote Procedure Calls (RPC). To learn the building blocks of this framework, we will show how to create and test your first gRPC application in Java.
How to spot Java bugs with SpotBugs
This article will introduce you to SpotBugs utility project that can assist you to spot Java “bug patterns” in your code which are likely to turn into runtime bugs.
Getting started with AtlasMap
This article is a whirlwind tour of AtlasMap Data transformation API and User Interface. We will learn how to use its editor to define mapping rules and how to use them in a sample Java Integration project.
How to run Java Mission Control in Eclipse
This article continues our learning through the Java Mission Control (JMC) tool. Within it, we will learn how to run JMC as standalone application or as Eclipse IDE plugin.
How to use Java Mission Control to monitor Java apps
This article is whirlwind tour across the Java Flight Recorder (JFR) and the Java Mission Control (JMC) suite. At the end of it, you will be able to monitor, collect diagnostic data and profile any running Java application.
Quick JBang Scripting With IntelliJ Idea
This quick article shows how to install and use JBang’s IntelliJ Idea plugin to create JBang projects and scripts in no time.