Tag: node
This article describes – in two installments – how events are used to communicate a change in a data record owned by the Customer microservice to consumers such as …
This article describes – in two installments – how events are used to communicate a change in a data record owned by the Customer microservice to consumers such as …
A fairly common combination of Oracle Public Cloud services that I use together – for example for the implementation of microservices – is DBaaS, Application Container Cloud, Application Cache …
In a recent article I discussed how to programmatically fetch a JSON document with information about sessions at Oracle OpenWorld and JavaOne 2017. Yesterday, slidedecks for these sessions started …
Oracle offers an Event Bus Cloud Service – an enterprise grade Apache Kafka instance – with large numbers of partitions and topics, (retained) messages and distributed nodes. Setting up …
I was tipped off about this now service from ZEIT: https://zeit.co . A cloud service with free tier that allows command line deployment of a simple static website, any …
If your application does not have internal state – and sometimes it is handling peak loads of requests while at other times it is not doing any work at …
A common requirement in any web application: allow the user to quickly drill down to records of interest by specifying relevant filters. The figure overhead shows two way of …
In a previous post I described how to do Continuous Integration & Delivery from Oracle Developer Cloud to Oracle Application Container Cloud on simple Node applications: Automating Build and …
A familiar story: Develop a Node application with one or more developers Use Oracle Developer Cloud Service to organize the development work, host the source code and coordinate build …
A dataset with all sessions of the upcoming Oracle OpenWorld 2017 conference is nice to have – for experiments and demonstrations with many technologies. The session catalog is exposed …
A quick and rough guide on getting going with Node, npm and Vue.js 2 on a Enterprise Linux platform (Oracle Linux based on RedHat Linux) Install Node.JS on a …
Thursday June 1st – yet another community event at AMIS. This one dedicated to Microservices. What are microservices, why do we think they are interesting? How are they different? …
In a previous article I talked about a generic Docker Container Image that can be used to run any Node.js application directly from GitHub or some other Git instance …
This article shows how I create a generic Docker Container Image to run any Node.JS application based on sources for that application on GitHub. The usage of this image …
One of the challenges with programming in JavaScript (ECMA Script) in general and Node.JS in particular is having to deal with asynchronous operations. Whenever a call is made to …
For a workshop on Node.js I needed a VM to demonstrate and students try out the Oracle DB Driver for Node. I wanted a lean VM with the bare …
Node can push messages to browser clients, using WebSockets and the simpler Server Sent Events (SSE) mechanism. We will use the latter in this article – to push updates …
While preparing for a workshop on Node.js, I ran into the by far quickest way to get some a simple Node.js application running against a MongoDB database. I stumbled …
It is easy to be seduced by some of the attractive qualities of Node (aka Node.js) – the JavaScript technology that makes server side development fun again. Developing light …
Oracle recently made their ‘Kafka on Cloud’ service available: the Event Hub cloud service – offered as part of the Big Data Compute Cloud Service. In this article, I …
Most enterprises have a lot of variety in the data they deal with. Some data is highly structured and other is very unstructured, some data is bound by strict …
Yesterday, I create a new application on Oracle Application Container Cloud. The application type is Node (fka Node.js), so the container type I had created was Node – rather …
MongoDB is a popular, light weight, highly scalable, very fast and easy to use NoSQL document database. Written in C++, working with JSON documents (stored in binary format BSON), …
This article describes a simple Node.js application that uses Server Sent Events (SSE) technology to push updates to a simple HTML client, served through the Express framework. The updates …
In several previous articles on Apache Kafka, Kafka Streams and Node.JS for interacting with Apache Kafka, I have described how to create a Node.JS application that publishes messages to …
Kafka Streams is a light weight Java library for creating advanced streaming applications on top of Apache Kafka Topics. Kafka Streams provides easy to use constructs that allow quick …
In a recent article I described how to implement a simple Node.JS program that reads and processes records from a delimiter separated file. That is stepping stone on the …
Frequently, there is a need to read data from a file, process it and route it onwards. In my case, the objective was to produce messages on a Kafka …
Oracle Mobile Cloud Service is a mobile backend as a service. MCS does its magic by providing a lot of features to make implementing mobile services easy such as …
A few days back, we at AMIS got our cloud trial for Oracle Management Cloud. I can now report from my first steps with Application Performance Monitoring, one of …
Sometimes I run into a tool or service that brings a large smile on my face. Today that happened to me as I was reading a blog article on …
There are two ways you can access Oracle NoSQL database from a Node.js application. These are illustrated below. You can use the nosqldb-oraclejs driver and you can use Oracle …
The Oracle PaaS cloud is turning into the next generation application server platform. More specifically: Oracle has announced the roadmap for the Application Container Cloud Service (not to be …
This weekend, while preparing for a demo during Oracle OpenWorld 2016, I found a for me new way of publishing a new application to Application Container Cloud: through Storage …
Recently, I used Heroku to deploy a website in the great wide open! In this blogpost I want to tell about my first steps using Heroku, including the rookie …
For one of my projects I need my users to log in to an 3rd party api (in my case strava) using oauth2.0 Framework of choice: AngularJS 1.5 in …
Oracle NoSQL Database is an interesting option to consider when you want a schemaless, fast, scale-able database which can provide relaxed (eventual) consistency. Oracle provides a Node.js driver for …
Oracle’s Application Container Cloud allows you to run Java SE, Node.js and PHP applications (and more is coming) in a Docker container hosted in the Oracle Public Cloud (OPC). …
I created a simple HelloWorld SOAP service running on Node.js. Why did I do that? I wanted to try if Node.js was a viable solution to use as middleware …
