Build faster with Okta’s authentication and user management API. Register today for the free forever Developer Edition! Angular (formerly called Angular 2.0) is quickly becoming one of the most powerful ways to build a modern single-page app. A core strength is Angular’s focus on building reusable components, which help you decouple the various concerns in your application. Take authentication, for ...

Here at Web Code Geeks we know how much you love books about programming; we are geeks ourselves. After all, a programmer that respects himself should always have his face in a book, he has to keep up with the latest technologies and developments. For this reason, we have decided to distribute 9 of our books for free. You can ...

One of the greatest changes of HTML5 was the native support for multimedia content, with tags for audio and video, that allow to reproduce them without the need of plugins for our browser or software in our computer. In this tutorial, we will see the usage of the audio element. For this tutorial, Chromium 56.0.2924.76 has been used for testing. Table ...

Keeping container image sizes small is one of the most common “best practice” tips out there. There is good reason for this; it’s very simple to let a container with a complex Dockerfile and a large application turn into a large container image. A large container image can eventually become troublesome if left unchecked. When deploying a container into production, ...

Want to know How to Build (and Scale) with Microservices? Download the Whitepaper from AppDynamics: Grab it now! ES6 is a major update to the JavaScript language, the first since the adoption of ES5 in 2009. The features of ES6 are being incorporated into JavaScript engines around the web right now, and the changes are far reaching. The new features ...

Docker is an amazing tool for developers. It allows us to build and replicate images on any host, removing the inconsistencies of dev environments and reducing onboarding timelines considerably. To provide an example of how you might move to containerized development, I built a simple todo API using NodeJS, Express, and PostgreSQL using Docker Compose for development, testing, and eventually ...

Docker is an amazing tool for developers. It allows us to build and replicate images on any host, removing the inconsistencies of dev environments and reducing onboarding timelines considerably. To provide an example of how you might move to containerized development, I built a simple todo API with Ruby on Rails and PostgreSQL using Docker Compose for development, testing, and ...

Looking at the popularity of React, I thought of learning it and creating a simple UI which will render data from RESTful service. With this post, I will try to replicate the steps I followed while writing it along with references. Before starting, let me give you a brief introduction about React. What is React? React is a declarative, efficient, ...

HTML5, among other things, introduced new features and improvements for the forms. One of these is the datalist element, which allows to define a list of suggested options, but without enforcing the user to choose one of them, and allowing him to introduce any other value, having also an autocomplete feature. For this example, the following browsers have been used ...

If your infrastructure is Docker based, you’ve already created an environment that isn’t dependent on a single language. Step 2 is realizing why the words “standardize on language y” no longer make sense. A while back, I wrote a piece on how Heroku streamlines a lot of the pain points of microservice architecture. One of the big wins I talked ...