An Ansible Playbook for installing and configuring a WebLogic 12c server with Oracle Fusion Middleware 12.1.3 software in Redhat Linux 7 (RHEL/CentOS/Oracle Linux) system. This playbook is for version 12.1.3 of WebLogic and Fusion Middleware Infrastructure software. You can download the code here: https://github.com/cvezalis/weblogic-ansible Prerequisites for running the playbook – Configure your environment variables in infra-vars.yml. This file contains variables …
Dataframes from CSV files in Spark 1.5: automatic schema extraction, neat summary statistics, & elementary data exploration
In a previous post, we glimpsed briefly at creating and manipulating Spark dataframes from CSV files. In the couple of months since, Spark has already gone from version 1.3.0 to 1.5, with more than 100 built-in functions introduced in Spark 1.5 alone; so, we thought it is a good time for revisiting the subject, this time also utilizing the external …
Reusing ADF Business Components to develop web services
There are already numerous ADF applications that have been developed these latest years, mostly using Business Components in the model layer. With the increased need of SOA processes and mobile applications based on web services, there is a big and growing need of exposing the same functionality via web services. According to the documentation “the same application module can support …