JavaScript Resources

Java Command-Line Interfaces (Part 8): Argparse4j

Taking some inspiration from Python's argparse module, Argparse4j is a useful command-line argument parser library to consider when working with Python scripts.

August 24, 2017

by Dustin Marx

· 10,205 Views · 2 Likes

Getting Started With Cucumber.js on Node.js

Cucumber.js is an open-source library that allows you to automate tasks in your web app. Learn how to use it, and make your app as cool as a cucumber!

August 22, 2017

by Kailash Yogeshwar

· 45,684 Views · 10 Likes

The Bean Class for Java Programming

Professor Ken Fogel defines the bean class, a subset of the original JavaBean concept, as a class used to aggregate or collect both primitive data types and other classes for modeling data in a program. He offers up examples and various rules for beans as they pertain to his courses.

August 22, 2017

by Ken Fogel

· 36,067 Views · 23 Likes

New RegEx Features in Java 9

RegEx fans will want to brush up on the changes coming to Java 9. Check out how they'll be packaged with the module system and the new tweaks coming.

August 17, 2017

by Peter Verhas

CORE

· 14,564 Views · 9 Likes

Announcing log4j-aws-appenders

This new homebrew project will help append your Log4j logs to prep them for CloudWatch, giving you more visibility into EC2 apps.

August 17, 2017

by Keith Gregory

· 16,833 Views · 6 Likes

Best Practices for JavaScript Library Versioning

Have you ever used the latest version a library only to have it be way worse than the older iteration? This dev sure has and offers some advice on library versioning.

August 16, 2017

by Adam Bard

· 8,729 Views · 6 Likes

Parsing in JavaScript: Tools and Libraries, Part 2

We explore the world of parser generators and parser combinators, to help guide you intrepid web developers through the complex world of JavaScript.

August 15, 2017

by Gabriele Tomassetti

· 7,849 Views · 5 Likes

Angular Authentication With OpenID Connect and Okta in 20 Minutes

In this article, we build a simple web application in Angular and then show you how to add authentication measures, allowing your users to sign in and out.

August 10, 2017

by Matt Raible

· 20,336 Views · 6 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

· 16,756 Views · 3 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

· 12,111 Views · 9 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

· 116,208 Views · 39 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

· 15,929 Views · 9 Likes

Eager Subscription: RxJava FAQs

Learning RxJava can be a challenge, what with it being a fairly substantial shift in how you think. In this post, we take a look at some FAQs that come up.

August 3, 2017

by Tomasz Nurkiewicz

CORE

· 6,909 Views · 7 Likes

How to Interact With a Database Using Promises in Node.js

Understanding promises is essential to understanding async functions. Learn the basics of promises and demonstrate how they can be used to construct asynchronous apps.

August 2, 2017

by Dan McGhan

· 67,606 Views · 5 Likes

Kotlintest and Property-Based Testing

Kotlintest, a port of scalatest written in Kotlin, comes with the support of property-based testing. See how to take advantage of it on a few helpful examples.

August 1, 2017

by Biju Kunjummen

· 12,023 Views · 4 Likes

How to Interact With a Database Using Callbacks in Node.js

Callback functions have been around for a while, but there have never been any standards for using them — leading to variations in API implementations.

July 23, 2017

by Dan McGhan

· 34,773 Views · 4 Likes

How to Interact With a Database Using Various async Patterns in Node.js

Get a little context on how async programming is different than traditional programming. It's not as easy as it may first seem.

July 20, 2017

by Dan McGhan

· 8,718 Views · 3 Likes

Reactive Streams With Spring Data and MongoDB

Spring Data and MongoDB have made it easy to include Reactive Streams in your projects. Here we cover the config work and changes to annotations you need to know.

July 18, 2017

by Dan Newton

· 40,343 Views · 7 Likes

What Are Reactive Streams in Java?

In this post we take an in-depth look at Reactive programming and streams in Java. With all the hype surrounding reactive systems, this post is worth the read.

July 15, 2017

by John Thompson

· 102,959 Views · 72 Likes

SQL-Like Operations With Java Using Streams

Among the Streams API's uses is easily processing data. Here is how to get SQL-like functionality out of your Streams with some best practices to keep in mind.

July 12, 2017

by Harinath Kuntamukkala

· 17,851 Views · 6 Likes

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