Coding Resources

Code Smells: Null

It's time to talk about the dreaded null, the problems it causes, and how to fix them using a combination of tooling and Java language options.

August 10, 2017

by Trisha Gee

· 25,412 Views · 41 Likes

Spring Data MongoDB With Reactive MongoDB

With the rise in popularity of NoSQL databases, MongoDB has rapidly gained popularity. See reactive programming features in Spring Framework 5 and Spring Data MongoDB.

August 9, 2017

by John Thompson

· 27,124 Views · 5 Likes

Converting C# Enums to JavaScript

Ever needed to make some enums in C# available to some JavaScript? In this post, we take a look at a solution to doing just that!

August 9, 2017

by Gunnar Peipman

· 16,799 Views · 3 Likes

Achieving Fault Tolerance With Resilience4j

Learn how Resilience4j, a fault tolerance library, can help design each layer of your application to handle errors and operate through failures.

August 9, 2017

by Bohdan Storozhuk

· 35,486 Views · 18 Likes

Mapping JPA in Your Database With the Time API

Throughout application development, you need to make CRUD operations on our stored data. Postgres and the Time API can help you map JPA in your database.

August 9, 2017

by Tomasz J-ski

· 47,281 Views · 5 Likes

Kafka Architecture

Learn about the architecture and functionality of Kafka, the software for building real-time streaming data pipelines, in this comprehensive primer.

August 9, 2017

by Jean-Paul Azar

· 135,226 Views · 97 Likes

The HTTP Series (Part 4): Authentication Mechanisms

If you're looking to up your web or network security game, read on for an in-depth analysis on HTTP authentication, and how you can use it.

Updated August 9, 2017

by Vladimir Pecanac

· 12,141 Views · 9 Likes

Serverless and Python: ''Unable to Import Module 'Handler'''

If you're a Python fan who enjoys using the Serverless library and virtualenv, you might be running into a dependency error. Here's one solution to the problem.

Updated August 9, 2017

by Mark Needham

· 31,370 Views · 1 Like

Introduction to JPA Using Spring Boot Data

Object relational impedance mismatch involves databases with many-to-many relationships that comparatively have mismatched data. Read on a more in-depth introduction!

August 8, 2017

by Ranga Karanam

CORE

· 238,624 Views · 22 Likes

Concatenating Strings in Java 8

This walkthrough of string concatenation explores the additions Java 8 made as well as how to use it with relatively new classes, like Optional.

August 8, 2017

by Daniela Kolarova

CORE

· 116,279 Views · 39 Likes

CompletionStage Support in Server-Side JAX-RS

JAX-RS 2.1 offers new support for asynchronous processing. Let's see how CompletionStage works with a sample app and a corresponding code breakdown.

August 8, 2017

by Abhishek Gupta

CORE

· 8,885 Views · 4 Likes

Docker Images Tree Visualization

See how you can still get a hierarchy tree visualization of the images in your container after the most recent Docker release.

August 8, 2017

by Peter Pilgrim

· 19,495 Views · 5 Likes

RxJava: flatMap() vs. concatMap() vs. concatMapEager()

On the face of it, flatMap, concatMap, and concatMapEager do largely the same thing. But let's look under the hood to see which works best in a given situation.

Updated August 8, 2017

by Tomasz Nurkiewicz

CORE

· 15,957 Views · 9 Likes

Put Your Java 8 Method References to Work

Method references in Java like String::isEmpty can be used easily, but their negations cannot. Read this article and find out how to fix this problem and improve your code.

Updated August 7, 2017

by Per-Åke Minborg

· 33,699 Views · 31 Likes

Using Netflix OSS + Spring Cloud Netflix: Part 1

Learn how to use Netflix's open source components on its Spring Cloud to build a scalable distributed system of microservices.

August 7, 2017

by Ramzi Yassine

· 22,258 Views · 12 Likes

July in Web Dev: Approximations, Frameworks, and Callback Hell

In this post, we go over the best article of June from DZone's Web Dev Zone, showcase a couple of great jobs, and link to some of our great web dev publications.

August 7, 2017

by Jordan Baker

· 4,205 Views · 3 Likes

Building Eclipse and MCUXpresso IDE Projects From the Command Line

Love working from the command line? Well, here's how to build your Eclipse IDE projects (specifically MCUXpresso IDE projects) from a command line.

August 7, 2017

by Erich Styger

· 9,421 Views · 1 Like

AI Bot Alice From the Mad Botter Offers Agencies Automation and Integration

Learn about the AI bot Alice from The Mad Botter, which is a means to allow distributed teams to automate and communicate with ease.

August 6, 2017

by Moe Long

CORE

· 4,126 Views · 3 Likes

Validate JSON Schema Components in Mule

Learn how to use the JSON Schema validator to validate payloads against a schema in a Mule application, with code included.

August 6, 2017

by Ankit Lawaniya

· 13,763 Views · 9 Likes

Hacking Lambda Expressions in Java

Let's dig deep into the bytecode level so you can see how lambda expressions really work, as well as how to combine them with getters, setters, and other tricks.

August 5, 2017

by Evgeniy Kirichenko

· 55,386 Views · 32 Likes

The Latest Coding Topics