Coding Resources

Configuring AWS S3 Storage Gateway for Uploading Files to S3

Learn how to create a VM image that can be run locally to provide a local NFS mount that transparently transfers files copied to the mount to an S3 bucket.

January 28, 2018

by Kevin Hooke

· 9,283 Views · 4 Likes

How to Create Dynamic Strings In C#

In this quick tutorial, we examine how web developers can create, and manipulate, dynamic strings using the C# language.

January 28, 2018

by Rathrola Prem Kumar

· 15,218 Views · 4 Likes

Simulating Split Brain Scenarios in an Akka Cluster

This deep dive into split brain scenarios in Akka clusters covers what they are, how they form, and most importantly, how to fix them.

January 28, 2018

by Matthew Borg

· 16,268 Views · 13 Likes

Building a Career Recommendation Engine With Neo4j

It's simple to build a career recommendation engine with Neo4j. Learn how to do so based on what technology a developer knows, how advanced they are, and where they live.

January 28, 2018

by Otavio Santana

CORE

· 8,306 Views · 8 Likes

Microservice Communication Using Consul, Ribbon, and Feign - A Step-by-Step Guide

In this tutorial, you'll build an application and learn how to set up communication between its microservices using Consul, Ribbon, and Feign.

January 27, 2018

by Gitanjali Sahoo

· 46,704 Views · 4 Likes

Using Netflix Eureka With Spring Cloud/Spring Boot Microservices (Part 1)

This simple example shows how to use Eureka as a service registry for Spring Boot microservices, and what this would look like when deployed in Docker containers.

January 27, 2018

by Kevin Hooke

· 31,511 Views · 7 Likes

Citus and pg_partman: Creating a Scalable Time Series Database on Postgres

The best in class for improving time partitioning is pg_partman and today, we'll dig into getting time partitioning set up with your Citus database cluster using pg_partman.

January 26, 2018

by Craig Kerstiens

· 7,559 Views · 2 Likes

Spock vs. JUnit - Which One Should You Choose?

In the world of testing, two frameworks are often compared to one another: JUnit and Spock. We take a look at both to help see which one might be right for your next project.

January 26, 2018

by Grigor Avagyan

· 17,687 Views · 6 Likes

Kotlin: Reified Type Parameters

Want to see how Kotlin reifies generic type parameters and what doors that opens up for you? Let's walk through some sample code that uses Jackson.

January 26, 2018

by Biju Kunjummen

· 16,512 Views · 2 Likes

JSON and PL/SQL 12.2: Get Values From JSON Documents With API

Learn about pre-defined PL/SQL object types to perform fine-grained programmatic construction and manipulation of in-memory JSON data.

January 26, 2018

by Steven Feuerstein

· 12,766 Views · 5 Likes

Top JavaScript Libraries for Making AJAX Calls

In this post, we look at some of the best JS libraries for making AJAX calls, including jQuery, Axios, and Fetch. Read on for the whole list and code examples!

January 26, 2018

by Manjunath M

· 146,830 Views · 25 Likes

RDF Triple Stores vs. Labeled Property Graphs: What's the Difference?

RDF triple stores and labeled property graphs both provide ways to explore and graphically depict connected data. But the two are very different and each has different strengths in different use cases.

January 26, 2018

by Jesus Barrasa

· 27,608 Views · 6 Likes

Microservices With Spring Boot - Part 4 - Using Ribbon for Load Balancing

This tutorial series continues by teaching you how to use Ribbon as a load balancer in your Spring Boot microservices project.

January 26, 2018

by Ranga Karanam

CORE

· 27,333 Views · 30 Likes

Microservices With Spring Boot - Part 3 - Creating Currency Conversion Microservice

Today, we'll learn how to build a currency conversion microservice as part of this tutorial on setting up a microservices architecture with Spring Boot.

January 25, 2018

by Ranga Karanam

CORE

· 24,321 Views · 15 Likes

Weld + JUnit = Easy Testing of CDI Beans

Lots can go wrong in a unit test incorrectly performed. Weld now has an extension that could help you keep everything together.

January 25, 2018

by Matěj Novotný

· 43,344 Views · 4 Likes

implyr: R Interface for Apache Impala

A new R package implyr enables R users to query Impala from R using the popular package dplyr. Come and learn all about it!

January 25, 2018

by Ian Cook

· 7,140 Views · 1 Like

Database Design Decisions for Multi-Version Concurrency Control

The MVCC design choices implemented in NuoDB are shown to achieve good overall performance both in terms of transactional throughput and latency.

January 25, 2018

by Milena Ivanova

· 6,364 Views · 3 Likes

Spring Boot 2: Migrating From Dropwizard Metrics to Micrometer

Goodbye Dropwizard, hello Micrometer! Let's take a sneak peek at how to move your metrics to Micrometer for Spring Boot 2 projects.

January 24, 2018

by Tomasz Nurkiewicz

CORE

· 49,842 Views · 26 Likes

Ansible Run Analysis

Ansible is commonly used for deploying and testing in CI. The Ansible Run Analysis tool makes its large amounts of console data available and more readable for users.

January 24, 2018

by Ajinkya Bapat

· 11,726 Views · 7 Likes

Monitoring Kafka Data Pipeline

Learn how to use open-source tools to develop a monitoring and testing solution for a pipeline using Kafka without writing any code.

January 24, 2018

by Randhir Singh

· 16,237 Views · 8 Likes

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