Erik on Software

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data

A collection of 164 issues

Community Comment: Part 8

The comments I provided in reaction to a community discussion thread: https://www.linkedin.com/feed/update/urn:li:activity:6764517635876040704?commentUrn=urn%3Ali%3Acomment%3A%28activity%3A6764517635876040704%2C6766303415871041537%29 Head of Experimentation at Social Media Platform: We should re-title “data cleaning” as “understanding the data”. Why? 1. It’s

New Book Review: "Learning Spark (Second Edition)"

New book review for Learning Spark (Second Edition), by Jules S. Damji, Brooke Wenig, Tathagata Das, and Denny Lee, O'Reilly, 2020, reposted here: Copy provided by Databricks at Spark + AI Summit 2020. The foreword and preface to this book comment that an update to the first edition, published

Media Query Source: Part 32 - TechTarget (US digital magazine); Do you need a data warehouse for business intelligence?

* TechTarget (US digital magazine) * Business intelligence & data warehouses * Usage of public cloud versus on premises * Cost is only one factor to consider My responses ended up being included in an article at TechTarget (February 12, 2021) entitled "Do you need a data warehouse for business intelligence?". Above

Community Comment: Part 6

The comments I provided in reaction to a community discussion thread: https://www.linkedin.com/feed/update/urn:li:activity:6747585009990852609?commentUrn=urn%3Ali%3Acomment%3A%28activity%3A6747585009990852609%2C6747641413837631488%29&replyUrn=urn%3Ali%3Acomment%3A%28activity%3A6747585009990852609%2C6748184339915292672%29 Senior Software Engineer (ex-Facebook, ex-Netflix): A lot of data engineers

Mentoring a Data Engineering Team while Running

A top 10 (US) grocer client contacted SPR to help them with their data lake. While we typically implement such solutions from scratch for our clients, the non-US division of this client had already put a solution in place, and the US division with which we worked was dependent on

Error in Official AWS Certified ML Specialty Exam Readiness Training

In working through the official AWS Certified Machine Learning Specialty Exam Readiness training, I spotted an error. Can you see it? 🙂 The formula for accuracy is incorrect. As can be seen at this link, it should actually be presented as follows: Accuracy = ( TP + TN ) / ( TP + TN + FP + FN ) A few

Community Comment: Part 5

The comments I provided in reaction to a community discussion thread: https://www.linkedin.com/feed/update/urn:li:activity:6735773846621835264?commentUrn=urn%3Ali%3Acomment%3A%28activity%3A6735773846621835264%2C6735821661179797504%29&replyUrn=urn%3Ali%3Acomment%3A%28activity%3A6735773846621835264%2C6736015871510147073%29 Senior Data Analyst at UK marketing and advertising firm: A

Community Comment: Part 4

The comments I provided in reaction to a community discussion thread: https://www.linkedin.com/feed/update/urn:li:activity:6727853891293089793?commentUrn=urn%3Ali%3Acomment%3A%28activity%3A6727853891293089793%2C6733693477084835840%29 Head of Artificial Intelligence at German consulting firm: This is how we have been building streaming data platforms five years

Community Comment: Part 3

The comments I provided in reaction to a community discussion thread: https://www.linkedin.com/feed/update/urn:li:activity:6729270967148810240?commentUrn=urn%3Ali%3Acomment%3A%28activity%3A6729270967148810240%2C6733315058924867584%29 Global Head of Innovative Data Science at Bayer: Yesterday, I published my vlog session, where I also discussed the contraposition

Community Comment: Part 2

The comments I provided in reaction to a community discussion thread on September 21, 2020: https://www.linkedin.com/feed/update/urn:li:ugcPost:6712112282559758336?commentUrn=urn%3Ali%3Acomment%3A%28ugcPost%3A6712112282559758336%2C6712156655460601856%29&replyUrn=urn%3Ali%3Acomment%3A%28ugcPost%3A6712112282559758336%2C6713928878362025984%29 Director of Data Analytics and Application