Coding Resources

Installation, Environment Setup, and Adding Proxy to npm and Node.js Packages

A quick tutorial on how to install npm packages and start working on a project using Node.js and npm.

Updated September 16, 2016

by Sree Tejaswi

· 24,671 Views · 8 Likes

This article compares Hazelcast to the Amazon Web Services ElastiCache Memcached Engine. Cost, Features, Node Management, Fault Tolerance, Monitoring, and Performance are all evaluated.

September 16, 2016

by Terry Walters

· 10,477 Views · 11 Likes

Memory Analysis: How to Obtain Java Heap Dump

Exploring automatic and manual Heap Dumps in Oracle JDK8 for troubleshooting memory issues.

September 16, 2016

by Siva Prasad Rao Janapati

· 89,131 Views · 10 Likes

MuleSoft: Parse a Flat File to Copybook

The quest to modernize legacy apps continues! This time, learn how you can use a Mule flow to transform a Flat File to a Copybook.

September 16, 2016

by Sulthony H

· 14,690 Views · 5 Likes

How to Reverse jQuery SlideUp and SlideDown

We take a look at how to reverse the purposes of jQuery's slideUp and slideDown methods. Read on for some code and explanations!

September 16, 2016

by Paul Underwood

· 21,681 Views · 3 Likes

The Hidden Contract Between equals and Comparable

Do the equals and comparable operations have a special relationship? Read on to find out.

September 16, 2016

by Shaamik Mitraa

· 35,447 Views · 25 Likes

Create Thread Dumps (Nine Options)

Thread dumps are vital artifacts to diagnose CPU spikes, deadlocks, memory problems, unresponsive applications, poor response times, and other system problems.

Updated September 15, 2016

by Ram Lakshmanan

CORE

· 185,853 Views · 44 Likes

Kafka Real-Time Visualization

Alooma Live allows you to visualize your data streams in real time. Come check out how it works using a Kafka cluster!

September 14, 2016

by Itamar Weiss

· 14,682 Views · 6 Likes

JMS: A Quick and Complete Guide

This guide will walk you through all you need to know about JMS and how it works, communicates, and connects with other software.

September 14, 2016

by Arun Pandey

CORE

· 32,807 Views · 31 Likes

Running a JMeter Test Via Jenkins Pipeline

We take a look at how to run a JMeter test using Jenkins' "Pipeline" project type. Read on for more details.

September 13, 2016

by Dmitri Tikhanski

· 19,734 Views · 5 Likes

Autocommit in PostgreSQL's Psql

This tutorial will show you how to enable, disable, and use autocommit with PostgreSQL's command-line SQL tool — psql.

September 13, 2016

by Dustin Marx

· 82,705 Views · 7 Likes

Distributed Tasks Execution and Scheduling in Java, Powered By Redis

A walk through the new features of Redisson node, a way to perform distributed task execution using Redis.

September 13, 2016

by Nikita Koksharov

· 44,125 Views · 11 Likes

Solving Spring NoClassDefFoundError, ClassNotFoundException, and MethodNotFoundExceptions Errors

We take a look at some common Spring Boot questions when it comes to some popular exceptions. Read on to find out how to deal with them.

September 13, 2016

by Martin Farrell

· 18,731 Views · 3 Likes

Mockito Custom Answers

Custom argument matchers and custom answer behavior allow us to use Mockito to mock complex and responsive behavior, making for highly realistic tests.

September 13, 2016

by Alan Hohn

· 7,112 Views · 2 Likes

Batch Validation of HTML in Web Testing With Total Validator

Alan Richardson walks through the Total Validator testing tool—a tool he thinks will be great for batch checking.

Updated September 12, 2016

by Alan Richardson

· 4,816 Views · 3 Likes

Making Web UI Testing Great Again With Arquillian, Docker, and Selenium

Arquillian Cube is an extension that automatically handles Docker Compose, so you can test on Docker containers without any manual intervention.

Updated September 12, 2016

by Alex Soto

· 4,978 Views · 5 Likes

Basic Housekeeping for MySQL Indexes

It's important to keep your indexes neat and tidy. Here are four simple rules (with examples) you can follow to keep your databases running smoothly.

September 12, 2016

by Daniel Guzman Burgos

· 8,027 Views · 6 Likes

How HashMap Works in Java

HashMap questions are common in job interviews. Here's some in-depth explanation of how HashMaps work internally in Java.

September 12, 2016

by Jackson Joseraj

· 259,082 Views · 96 Likes

Mockito Basic Example Using JDBC

Object mocking frameworks use complex code generation and reflection to cut out a lot of boilerplate test code.

September 12, 2016

by Alan Hohn

· 174,419 Views · 18 Likes

Event-Driven Microservices With Vert.x and Kubernetes (Part 1 of 3)

Learn how to set up an event-driven microservices architecture using Vert.x's Verticle class. This introductory post covers how to use and configure Vert.x.

September 12, 2016

by Andy Moncsek

· 28,066 Views · 11 Likes

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