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Here is a list of important options and their default values. This list applies to the latest Java HotSpot VM, build 24.

November 7, 2016

by Krishnakumar Nallasamy

· 48,237 Views · 13 Likes

Using YARN API to Determine Resources Available for Spark Application Submission: Part II

Using the YARN REST API for submitting Spark applications and determining available resources. Applies to all Apache Hadoop distributions.

November 7, 2016

by Rachel Warren

· 5,174 Views · 2 Likes

Publishing HTML Reports in Pipeline

Liam Newman shows you how you can use the HTML Publisher Plugin instead of writing a custom plugin for each type of report.

November 7, 2016

by Liam Newman

· 39,914 Views · 2 Likes

Calculating the Memory Usage of Objects and Arrays

Curious as to how Java uses memory to store objects and arrays? Read on to find out some of the math behind it and more information on just how this is done.

November 7, 2016

by Ajitesh Kumar

· 58,769 Views · 24 Likes

7 Tools For Extracting Text From HTML Documents

The following ‘scraping’ tools range from extraordinarily simple tools that are designed for beginner users and small projects to advanced tools that require coding knowledge and are intended for larger, more difficult tasks.

November 7, 2016

by Elaina Meiser

· 26,211 Views · 8 Likes

Spring Boot: Hazelcast for Session Replication

See how you can easily set up session clustering and how it impacts your web tier's application architecture.

November 5, 2016

by Neil Stevenson

· 19,857 Views · 7 Likes

How Expedia Uses NGINX Plus for Cloud Migration at Scale

This post is adapted from a presentation delivered at nginx.conf 2016 by Dave Drinkle of Expedia, Inc.

November 4, 2016

by Floyd Smith

· 5,892 Views · 1 Like

Running WSO2 Identity Server on Port 443

Read on to learn how to access the WSO2 Identity Server using HTTPS without needing to specify a port number in the URL.

November 4, 2016

by Raihaan Cassim

· 6,809 Views · 2 Likes

Reusable Components in Java

A guide to component based design and development of Java coding to follow SOLID patterns and practices for optimal Java development.

November 4, 2016

by Grzegorz Ziemoński

· 27,391 Views · 23 Likes

A Type Safe Java Map Builder Using Alternating Interface Exposure

Learn how you can make your existing and future Java classes more user-friendly and less error prone using the Alternating Interface Exposure scheme.

November 3, 2016

by Per-Åke Minborg

· 12,798 Views · 25 Likes

How We Implemented Object Storage to Power an Image Management Service

Rethumb uses DreamObjects to handle vast amounts of image data reliably and with low latency. This article shows the technical aspects behind how it was developed.

November 3, 2016

by Pedro Verruma

· 11,027 Views · 2 Likes

Java Programs as Windows Services

Here's a step-by-step example of how to run a Java program as a Windows service.

November 1, 2016

by Martin Farrell

· 57,455 Views · 16 Likes

How to Run a Daemon Service in the Foreground

Sometimes, you simply need to run a Daemon process in the foreground. Why? How? Find out in this article from Denny Zhang.

October 29, 2016

by Denny Zhang

· 18,135 Views

How to Create an EDI to JSON Transformation

Gordon Crenshaw offers a tutorial for converting legacy EDI data into JSON using various transformation tools and techniques.

October 28, 2016

by Gordon Crenshaw

· 20,367 Views · 1 Like

A Look at the Cognos SDK With Java

Take a look at some modular code using IBM's Cognos SDK. This setup will help you execute the Cognos report and save the XLS format to your machine.

October 28, 2016

by Arun Pandey

CORE

· 18,447 Views · 7 Likes

The Instanceof Code Smell and One Way to Get Around It

Intanceof may not be such a good idea after all; find out why, and how to work around it, here.

October 28, 2016

by Sebastian Malaca

· 42,021 Views · 30 Likes

Inside the Apache Solr JSON Facet API

Solr 5 includes a re-written faceted search and analytics module with a structured JSON API to control the faceting and analytics commands. Here’s how it works.

October 27, 2016

by Yonik Seeley

· 8,745 Views · 2 Likes

Database CRUD Operations in Java 8 Streams

Here's a nice tutorial of using the open source Speedment library to work with various database CRUD operations in Java with Java-8-style lambdas.

October 27, 2016

by Emil Forslund

· 29,062 Views · 30 Likes

How to Become a Competent (Java) Developer

From one developer to the rest, see what sort of skills and experience Java devs should have in their back pockets to succeed in today's world.

October 27, 2016

by Armel Nene

· 38,565 Views · 86 Likes

Why I'm Using Java EE (Instead of Spring)

The case is made for using Java EE 7 and 8 over Spring. Whether it's backward compatibility, the minimal configuration, or other benefits, here's what he has to say.

October 26, 2016

by Sebastian Daschner

· 51,649 Views · 85 Likes

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