Author: Ian Bull

J2V8 is a set of Java bindings for the popular V8 JavaScript engine. In this tutorial we will explore how to use J2V8 as a JavaScript engine on Heroku. Heroku Heroku is a cloud based Platform as a Service (PaaS) supporting several programming languages. Heroku originally started as a platform for hosting Ruby, but today it supports many languages including Java. With Java, you simply push your sources to Heroku, along...

Read More

On April 30th 2015, Tabris.js 1.0 was released. Tabris.js is a mobile framework which enables developers to write cross-platform, native, mobile applications entirely in JavaScript. Unlike other frameworks, with Tabris.js there is no webview and no cross-compiling. JavaScript runs directly on the device and renders the UI using the platform's native widgets. The uptake has been amazing and Tabris.js apps have started to appear in the App Stores. To...

Read More

Tabris.js makes it easy to build native, cross-platform, mobile applications. Since its release on April 30th, I've been highlighting many of the features of Tabris.js 1.0. Many of these features -- such as native look & feel, the JavaScript API and Cordova plugin support -- enable developers to rapidly build high-quality, beautiful, mobile applications using the tools and technologies they are already accustomed too. When it comes to deploying...

Read More

For the past two weeks I’ve been celebrating the release of Tabris.js 1.0 by counting down the Top 10 Tabris.js features that I’m most excited about; and I've finally made it to the Top 3. Tabris.js is a mobile app development framework that enables you to develop cross-platform mobile apps in JavaScript, from a single codebase. Number 3 on my list is Single Sourcing. Building high quality, beautiful, mobile applications takes...

Read More

When we built Tabris.js, our goal was to provide a cross-platform, mobile development toolkit that developers love to use. We set out to make mobile development easy and accessible to everyone. From the JavaScript API and module support to native widgets, gestures and performance, we've exceeded our expectations. However, we realized that we could never provide every native integration ourselves. In order to meet the needs of today's mobile app...

Read More

Tabris.js is a mobile app development framework that gives you the tools to develop your mobile apps entirely in JavaScript. Tabris.js 1.0 was released on April 30th and to celebrate the release, I've been counting down the Top 10 Tabris.js 1.0 Features. JavaScript is ubiquitous, and according to one study, it's currently the most popular programming language in the world. It is also a very powerful language, and by...

Read More

For the past week I've been celebrating the release of Tabris.js 1.0 by counting down the Top 10 Tabris.js features that I'm most excited about. Tabris.js is a mobile app development framework that enables you to develop your mobile apps entirely in JavaScript. Performance is key to any successful app, and keeping Tabris.js highly performant was the goal from day one. Number 6 on my list is performance. With...

Read More

J2V8 provides a tight binding between Java and the V8 JavaScript engine. Using JNI, you can execute JS scripts on V8, get and set values, register callbacks and invoke JavaScript functions -- all from Java. However, because of the subtleties related to multiple threads, J2V8 requires that all interactions happen from the same thread. Because JavaScript itself is single threaded, this works out ok. But what if you...

Read More