Spark in Action, second edition, has been out for about a month and was running a little low in some stores, so here is a convenient list of stores where […]
Having a Smart Summer Thanks to IBM
As I am a rising senior in high school with a lot of time on my hands, I am able to look into different areas of engineering to see what […]
Hot July planning
Despite 2020 being a mess so far, and after a very calm period in terms of events, it’s time to get back on stage. I will have two similar events, […]
Keep your family updated using MagicMirror
In this article, you will find a list of hardware for this project, where to go to download it, and how to customize it to fit your needs and/or your […]
Awaited Apache Spark v3.0.0 is finally released
Apache Spark v3.0.0 has been released on June 18th, 2020, just before Spark + AI Summit 2020, which is being held virtually this year (like most big conferences). Spark v3 […]
DataFriday: manipulating the schemas of Spark dataframes
In this fifth episode of DataFriday, I will dig into the schema linked to each dataframe in Apache Spark. I will rename columns, create columns, and analyze the result. I […]
DataFriday: extracting metadata from photos
Following episode 3, where I talked about metadata in relational databases, this week, I am talking about metadata as found in digital photography (and specifically EXIF). Wikipedia defines EXIF as […]
DataFriday: what is Metadata?
In this episode, I will explain what is metadata, at least, some metadata, more specifically metadata on relational databases. It’s a quick introduction. I will also run a small Java […]
DataFriday: basic ETL ops with Apache Spark
In this episode, you will learn about doing a basic ETL (extract, transform, and load) operation using Apache Spark. You will load a basic CSV file with Apache Spark, make […]
DataFriday: load a CSV file with Apache Spark
Starting today, I will host a weekly live show about data. You may join, attend “live,” and ask questions as I go through a data-oriented topic. For now, the topic […]