Christonasis Antonios Marios 
Python is one of the most sought-after programming languages to learn in 2020. It is widely used in Data Science, Machine/Deep Learning, Web Development, and more. I am sure many people who want to start a career in tech wonder how to start learning Python in 2020. Moreover, people who are already working in tech … Read more
I recently took part in a popular conference for Data Science called PyData. The conference was in Eindhoven and was organized mainly by the companies ASML and Greenhouse, among others. It happened over two days, the first with hands-on workshops and the second with presentations/talks. But first things first, what is PyData? What is PyData? … Read more
In this post, I would like to introduce an option for interactive data visualization in Python. More specifically, I will introduce the importance of Data Visualization and then talk about interactivity. Subsequently, I will introduce the Plotly and Dash framework in Python. I will also talk about the importance of dashboards in Data Science. Finally, … Read more
In this post, I would like to share the online course on Data Science that I started my journey with. It is neither the perfect course nor the end all be all of Data Science, but it is the course I started with and it, therefore, holds a special place in my heart. Caveat: This … Read more
In this post, I want to share a cool project I recently did as part of the Data Engineering module of my PDEng program. I will show how to do simple twitter sentiment analysis in Python with streaming data from Twitter. The data is streamed into Apache Kafka, then stored in a MongoDB database, and … Read more
In this first post of Train Test Split, I would like to share my view on the meaning of Data Science. After working for some time now in Data Science projects of the Dutch industry and after lengthy discussions with colleagues and supervisors, I have formulated a personal view and opinion on what Data Science … Read more
Καλώς ήρθατε στο Train Test Split. Or welcome to Train Test Split, in Greek. So, Who Is This Guy? My name is Antonis and I am, you guessed it, from Greece. In July 2018 I graduated from the University of Patras (my hometown) as an Electrical and Computer Engineer. At the moment, life brought me … Read more