Tour de France Data Analysis using Strava data in Jupyter Notebook with Python, Pandas and Plotly – Step 2: combining and aligning multi rider data for analyzing and visualizing the Race

Lucas Jellema

In this article, I analyze the race that took place in stage 14 of the 2019 Tour de France in a Jupyter Notebook using Python, Pandas and Plotly and based on the Strava performance data published by Steven Kruijswijk, Thomas de Gendt, Thibaut Pinot and Marco Haller. In this previous […]

Tour de France Data Analysis using Strava data in Jupyter Notebook with Python, Pandas and Plotly – Step 1: single rider loading, exploration, wrangling, visualization

Lucas Jellema

In this article, I will show how to analyze the performance of Steven Kruijswijk during stage 14 of the 2019 Tour de France in a Jupyter Notebook using Python, Pandas and Plotly. Strava collects data from athletes regarding their activities – such as running, cycling, walking and hiking. Members can […]

Session Catalog for Oracle OpenWorld & CodeOne 2018 in JSON files

Lucas Jellema

The Oracle OpenWorld and CodeOne 2018 conferences took place in the last week of October 2018. Together, over 1500 sessions took place. The session catalog with details for all sessions is accessible at https://events.rainfocus.com/widget/oracle/oow18/catalogcodeone18 – at least at the time of writing. The session information includes title and abstract, track, […]

Oracle REST Data Services (ORDS)

Marc Lameriks 3

While preparing for writing an article about “Oracle API Platform Cloud Service” I wanted to quickly be able to generate example JSON payload’s based on some tables in the “HR’ schema. To achieve this, I came across “Oracle REST Data Services (ORDS)” and wanted to know more about it. In […]

JSON manipulation in Java 9 JShell

Lucas Jellema 1

In this article I will demonstrate how we can work with JSON based data – for analysis, exploration, cleansing and processing – in JShell, much like we do in Python. I work with a JSON document with entries for all sessions at the Oracle OpenWorld 2017 conference (https://raw.githubusercontent.com/lucasjellema/scrape-oow17/master/oow2017-sessions-catalog.json) The Java […]

When Screen Scraping became API calling – Gathering Oracle OpenWorld 2017 Session Catalog with Node

Lucas Jellema

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 at a website – https://events.rainfocus.com/catalog/oracle/oow17/catalogoow17  With searching, filtering and scrolling, all available sessions can be inspected. If data is available in […]

Quickest way to get going with Node.js and MongoDB – using the mongodb Node driver and a free MongoDB instance in the cloud with mLab

Lucas Jellema

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 into mLab (https://mlab.com/) for database hosting. This company offers various plans for cloud based MongoDB environments – including a free plan […]

Mobile backend with REST services and JSON payload based on SOA Suite 12c for Live Mobile Hacking with an OFM 12c red stack

Lucas Jellema

In a previous article – https://technology.amis.nl/2015/03/03/preparation-for-live-mobile-hacking-with-an-ofm-12c-red-stack-budapest-2015/– I introduced the challenge Luc Bors and I were facing for the Live Mobile Hacking session at the Oracle Fusion Middleware EMEA Partner Forum. For an audience of some 200 SOA Suite and Oracle Middleware experts – including the product management teams for several […]

JavaOne 2014: Roadmaps for the near future of Java

Lucas Jellema

JavaOne 2014 is first of all a community gathering – with over 500 sessions that discuss Java related topics in tantalizing details. A meeting of minds, of kindred spirits etc. It is also the place where the roadmap for the near future of the various constituents of the Java platform […]