JavaScript

EclairJS – Putting a Spark in Web Apps

Presentation by David Fallside from IBM, images extracted from the presentation. Introduction Web Apps development has moved from Java to NodeJS and Javascript. It provides a simple and rich environment with NPM. EclairJS is a NodeJS library that provides bindings to a Spark application : An RDD is bound to a JS object that is made [...]

By |2019-06-21T22:26:53+00:00July 17th, 2016|Categories: Data Engineering, Events|Tags: , , , |0 Comments

Java versus JS fun, a quote from the Node.js mailing list

I just read that one on the mailing list. I found it relevant enough to share it with those who did not subscribe to it: First Lothar Pfeiler: I still wonder, if it's cool to have such a big discussion on how to convert a string into an integer, or if all the java developers [...]

By |2019-06-24T08:12:18+00:00February 23rd, 2012|Categories: Node.js|Tags: , , |0 Comments

A fresh look at testing Node.js projects: Mocha, Should and Travis

Today, I finally decided to spend some time around Travis. It’s been a weeks since that little green image on top of GitHub homepages has been buzzing me. Well, to be totally honest, this isn’t how I started my evening. First, after 2 years of good and faithfull service, I decided to drop Expresso and [...]

By |2019-06-25T09:33:57+00:00February 19th, 2012|Categories: DevOps, Node.js|Tags: , , , |0 Comments

Coffee script, how do I debug that damn js line?

Update April 12th, 2012: Pull request adding error reporting to CoffeeScript with line mapping Chances are that, if you code in CoffeeScript, you often find yourself facing a JavaScript exception telling you a problem occured on a specific line. Problem is that the line number in question in the one of the generated JavaScript, not [...]

By |2019-06-24T09:08:15+00:00February 15th, 2012|Categories: Hack, Node.js|Tags: , , , |0 Comments

Announcing Mecano, a set of functions for system deployment

Update July 2016, Mecano is now renamed Nikita. We are releasing Node Mecano on GitHub which gather common functions used while deploying systems. The idea was to group those functions into a comprehensive library. […]

By |2019-06-24T10:00:52+00:00February 12th, 2012|Categories: Node.js|Tags: , , , , , |0 Comments

MapReduce introduction

Information systems have more and more data to store and process. Companies like Google, Facebook, Twitter and many others store astronomical amounts of information from their customers and must be able to serve them with the best recommendations while ensuring the sustainability of their systems. Description MapReduce is a way of modeling a program to [...]

By |2019-06-21T23:22:29+00:00June 26th, 2010|Categories: Big Data|Tags: , , , |0 Comments

Node.js, JavaScript on the server side

Waiting for the Next Big Language (NBL for Next Big Language), this is now 3 years or more since I predict to my customers a bright future for JavaScript as a programming language for server applications. My argument was based primarily on its aesthetics, simplicity and dynamic nature. Designed in 1995 by Sun Microsystems (acquired [...]

By |2019-06-21T22:58:43+00:00June 12th, 2010|Categories: Node.js|Tags: , , , , |0 Comments