JavaScript Resources

Understanding @Output and EventEmitter in Angular

Angular is based on a one-directional data flow and does not have two-way data binding. So, how do you get a component to emit an event to another component?

January 5, 2018

by Dhananjay Kumar

· 1,012,922 Views · 29 Likes

Angular Developer: JavaScript to TypeScript

We take a look at the differences between the different versions of Angular, as well as how they differ from React, and then how to use TS in your Angular projects.

January 5, 2018

by Chris Shatrov

· 61,358 Views · 15 Likes

Leaflet: Fit Polyline in View

We take a look at using Leaflet.js to help visualize a route on a map with the ability to ensure that the map is zoomed to show all of the points on a given route.

January 3, 2018

by Mark Needham

· 9,455 Views · 4 Likes

Creating Strings in JMeter

Let's explore two common ways of creating strings with JMeter — using String Literals and the 'new' operator — to help make testing a simpler process.

January 2, 2018

by Sergey Horban

· 14,598 Views · 3 Likes

What Are @HostBinding() and @HostListener() in Angular?

In this article, we go over how you can incorporate these two decorators into the TypeScript code you use to build your Angular web app.

January 1, 2018

by Dhananjay Kumar

· 236,028 Views · 14 Likes

How to Create Reactive Forms in Angular

In this post, we got over a how to create reactive forms in your Angular application step-by-step. Read on to get started coding!

December 31, 2017

by Dhananjay Kumar

· 24,184 Views · 14 Likes

Debug JavaScript Using Chrome Developer Tools

If you're a web developer, you work in JavaScript. Learn how to debug your JS code using Google's Developer Tools Console!

December 29, 2017

by Naveen Kosana

· 132,006 Views · 3 Likes

Securing Your Inline SQL Statements From SQL Injection

Shifting security left, and using secure coding standards, is becoming more and more important. Read on to get a great introduction to this topic!

December 29, 2017

by Jennifer Marsh

· 9,272 Views · 3 Likes

Creating a Simple Web App With Java 8, Spring Boot, and Angular

In this tutorial, we'll look at how developers can combine multiple technologies to make a web application. Read on to get started!

Updated December 27, 2017

by Ashish Lohia

CORE

· 392,863 Views · 39 Likes

Using PhantomJS With Karma

In this article, a developer provides the necessary steps for configuring Karma to use PhantomJS within an Angular project.

December 24, 2017

by Chet Rogers

· 30,398 Views · 4 Likes

Angular Concepts

Just over the course of the past year, Angular has undergone a lot of changes. Read on to get a quick overview of the way this framework works.

December 22, 2017

by Simone Chiaretta

· 34,549 Views · 26 Likes

Java 8: The Bad Parts

With Java 9 here, let's take a look at what its predecessor, Java 8, did well and, more importantly, where it left room for improvement.

December 14, 2017

by Grzegorz Piwowarek

· 33,365 Views · 47 Likes

Jackson Annotations for JSON (Part 2): Serialization

As we continue our journey through Jackson annotations, let's see what you can use in your POJOs to serialize Java objects to JSON.

Updated December 14, 2017

by John Thompson

· 90,851 Views · 12 Likes

Reactive Streams With Spring Data Cassandra

Using Cassandra and also want to incorporate Reactive Streams into your program? Here's how you can do it with Spring Data Cassandra.

Updated December 14, 2017

by Dan Newton

· 26,630 Views · 10 Likes

Using Jolt in Big Data Streams to Remove Nulls

Learn how to use Jolt code within your big data streams to remove null values with some example source data and JSON code.

December 9, 2017

by Tim Spann

CORE

· 11,723 Views · 3 Likes

Using Recharts in React Native project

A developer shows us how to use this React library, made using React and D3, to create a chart application for standard and mobile browsers.

December 6, 2017

by Tho Luong

CORE

· 23,700 Views · 3 Likes

Creating a Chat App in Node.js With Express, MongoDB, Mongoose, and Socket.io

With a couple new technologies and with basic knowledge of Node JS, MongoDB, JavaScript, and JQuery, we can create a chat app without any hassle.

December 5, 2017

by Sibeesh Venu

· 60,949 Views · 14 Likes

Easy JavaScript Part 13: Four Ways to Create Objects in JavaScript

We continue our exploration of the ins and outs of JavaScript, by taking a look at the several ways devs can create objects.

December 4, 2017

by Dhananjay Kumar

· 82,168 Views · 6 Likes

Simulate Server Responses With Node.js

We cover to emulate any server behavior without changing a single line of code in the backend, all directly from the front-end.

December 4, 2017

by Roman Predein

· 9,262 Views · 8 Likes

Split a File as a Stream

Curious about when you would actually use the splitAsStream method? Here's a use case of splitting a file into chunks that can be processed as streams.

November 30, 2017

by Peter Verhas

CORE

· 30,330 Views · 13 Likes

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