Tag: javascript
Oracle JET is a toolkit for the creation of rich web applications. Many applications will have location-related aspects. Such applications can benefit from advanced map capabilities – for presenting …
The situation discussed in this article is as follows: a rich client web application (JavaScript based, could be created with Oracle JET or based on Angular/Vue/React/Ember/…) is embedded in …
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 …
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 …
As part of a SaaS Enablement project we are currently working on for a customer using Oracle JET, a requirement came up to present an hierarchical data set – …
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 …
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 …
Vue.js is a popular framework for developing rich client web applications, leveraging browsers for all they are worth. Vue.js has attracted a large number of developers that together have …
Development of rich web applications can be done in various ways, using one or more of many frameworks. In the end it all boils down to HTML(5), CSS and …
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 …
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 …
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 …
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 …
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 …
Custom applications with a user interface can be categorized along various dimensions. Is the user interface a front end for a system of record or a system of change …
In part one of this series of blogs you set up the configurations needed to start testing your Oracle JET application. Grab the project you made, now it is …
This is the first blog in a series of two blogs about Karma testing (with code coverage) for Oracle JET. This first blog will help you with setting up …
While working on my Ionic 2 application, I made use of the exif.js library (for extracting meta-data from image files). Some of the key functions in this library are …
While working on a Ionic 2 (and Angular 2) application, I needed to make use of a 3rd party library (exif – https://github.com/exif-js/exif-js – to be exact, a JavaScript …
The asynchronous nature of code running on Node.js provides many interesting options for service orchestration. In this example I will call two translation services (Google and SYSTRAN). I will …
The challenge is simple: users of an ADF Faces web application are only allowed to enter uppercase characters into a field. We want to help them by turning any …
The first baby steps.. This is the first of a three part blog series. Each of these blog posts explain a small part of the ServiceWorker API. In this …
Next up, caching.. This is the second part of a three part blog series. You can find the first part here. In this part, we will talk about caching. …
Below you will find an overview of all the sessions that took place at the AMIS25 Beyond the Horizon conference (1-3 June 2016, Katwijk, The Netherlands) along with the …
Microservices implemented in JavaScript running on NodeJS are becoming quite popular lately. In order to gain some experience with this, I created a little in memory NodeJS cache service. …
In my previous article, First setup of a connection from Node.js to an Oracle Database, I demonstrated how to make a connection to a remote database using Node.js and …
Node applications may want to have access to databases – similar to access to the file system, external APIs over HTTP and other resources. Just like Java applications use …
For a client that uses a lot of ADF editable table I was exploring the possibilities of navigating through an editable table with the arrow keys. They often need …
An article from the Oracle A-Team (http://www.ateam-oracle.com/oracle-jet-with-nodejs/) describes how to run a sample Oracle JET application on a Node.js server. I have followed the steps in that article, ran …
For the project I am working on we have three different environments, which have their own database and users. We don’t want this login credentials to be in our …
Oracle SOA Suite 12.2.1 introduces Integration Workload Statistics. This is a powerful new feature which can be used to do performance measures. Oracle SOA Suite 12.2.1 also introduces untyped …
The foundation for most of the Oracle Public Cloud Platform services is the Java Cloud Service (JCS) that itself is powered by WebLogic Server. The same WebLogic that Oracle …
This article gives an overview of some of the most eye catching stories from Oracle OpenWorld 2015 around integration. It discusses on premises products such as SOA Suite, BPM …
This article gives an overview of some of the most eye catching stories from Oracle OpenWorld 2015 around application development. It discusses traditional technology as well as the most …
The Citizen Developer – also known as the Line of Business user – is the non-technical but still somewhat IT-savvy member of a business department. She may configure web …
SOA Suite 12.2.1 introduces end-to-end JSON support in composites and support for JavaScript in composites. The REST-binding (which can be used by Service Bus, BPEL, BPM) can receive and …
Javascript is the most popular programming language* and its usage has grown 25% in the past year**. It’s widely used and so it stands to reason that Oracle now …
This article describes a Java EE 7 web application that exposes a REST service that handles HTTP POST requests with JSON payload. Any message received is sent through a …
