Home » Tag Archives: Node.js

Tag Archives: Node.js

Pushing the Limits – Howto use AeroGear Unified Push for Java EE and Node.js

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At the end of 2014 the AeroGear team announced the availability of the Red Hat JBoss Unified Push Server on xPaaS. Let’s take a closer look! Overview The Unified Push Server allows developers to send native push messages to Apple’s Push Notification Service (APNS) and Google’s Cloud Messaging (GCM). It features a built-in administration console that makes it easy for ...

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My Exprience using ElasticSearch NodeJS and ExpressJS

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General requirement Part of a system I am currently working on is manipulating raw data. The data being sent from multiple client devices (Android/Iphone devices, etc..) ~ 100,000 requests per day. The raw data needs to be collected and ready for later use. It gotta be searchable and aggregated for calculations. I had little experience with Solr but this time ...

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Widgets and dashboard with Atlasboard, Node.js and d3.js

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So it’s been a while since I added something to this blog. I’ve been very busy with work and at the same time finishing up my second book on Three.js. For our company we’re looking for a new and flexible way to create dashboards. We want to use these kinds of dashboard to monitor the various development teams, provide a ...

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Single Page Application with Angular.js, Node.js and MongoDB (MongoJS Module)

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The current post is a proof of concept towards making a web application with a Javascript based Web Server. This technological stack is popularly known as MEAN Stack. To make this possible, we have selected the following technologies Angular.js for client side development – Single Page Application Cross Domain Communication in between Angular.js and Node.js Node.js for server side development Rest ...

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Event Emitter in node.js

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Event emitter from one class triggers an event to which other functions from other classes can listen. Libraries offer implementations of a framework for publishing events and listening to them. On Node many objects can emit events. The .on method in a Event Emitter – We can listen for these events by calling one of these objects “on” method, passing ...

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Node.js Buffer Operations

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Pure javascript is not efficient in handling binary data. Node.js has native layer implementation for handling binary data, which is buffer implementation with syntaxs of javascript. In node.js we have buufer in all operations for read nad write data. Some points to be noted for node.js buffer implementation – A> Buffer can not be resized. B> Raw data from transport ...

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Node.js Package Manager

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Node.js standard packages and modules are installed through standard packaging application – called as Node Package Manager(NPM). NPM is the standard for packaging the node.js components and modules. In the packages, the “package.json” is included to write the dependencies in Node.js and the startig file in node package. There are two ways of installing node packages – Local and Global. ...

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Node.js Synchronous and Asynchronous Functions

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In node.js platform, as the non-blocking programming model is followed as practice, all most all of the functions in the node.js modules are primarily asynchronous in nature. It means, the code block within the function will be mostly non-blocking to the end user and user will not ne prevented to perform different actions for various sub-processes. Still we have synchronous ...

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Node.js Non-Blocking IO Model

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Now-a-days developers know about Node.js as a server -side javascript execution platform. According to nodejs.org,- “Node.js is a platform built on Chrome’s JavaScript runtime for easily building fast, scalable network applications. Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for data-intensive real-time applications that run across distributed devices.” Now node.js opens a new way of performing ...

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