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Data Engineering

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Apache Spark for Data Science - User-Defined Functions (UDF) Explained

Apache Spark for Data Science - User-Defined Functions (UDF) Explained

You find Python easier than SQL? User-Defined Functions in PySpark might be what you're looking for. This guide will teach you everything you need to know about UDFs.

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Apache Spark for Data Science - Hands-On Introduction to Spark SQL

Apache Spark for Data Science - Hands-On Introduction to Spark SQL

Spark SQL - From basics to Regular Expressions and User-Defined Functions (UDF) in 10 minutes - Everything you need to know.

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Apache Spark for Data Science - Word Count With Spark and NLTK

Apache Spark for Data Science - Word Count With Spark and NLTK

Learn to count words of a book and address the common stop word issue - implemented in PySpark

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Apache Spark for Data Science - How to Work with Spark RDDs

Apache Spark for Data Science - How to Work with Spark RDDs

Spark is based on Resilient Distributed Datasets (RDD) - Make sure you know how to use them

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Apache Spark for Data Science - How to Install and Get Started with PySpark

Apache Spark for Data Science - How to Install and Get Started with PySpark

Want to learn Apache Spark for Data Science? This guide will help you get started. Learn how to install PySpark and load your first dataset with Python.

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Apache Airflow for Data Science - How to Work with Variables

Apache Airflow for Data Science - How to Work with Variables

Hardcoding values in your Airflow DAGs is a bad practice. Learn how to use Airflow variables instead.

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Apache Airflow for Data Science - How to Download Files from Amazon S3

Apache Airflow for Data Science - How to Download Files from Amazon S3

Learn how to download files from Amazon S3 (AWS) to your local machine with Apache Airflow and Python

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Apache Airflow for Data Science - How to Upload Files to Amazon S3

Apache Airflow for Data Science - How to Upload Files to Amazon S3

Learn how to setup an Amazon S3 (AWS) Bucket and how to upload files from local disk with Apache Airflow.

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Apache Airflow for Data Science - How to Work with REST APIs

Apache Airflow for Data Science - How to Work with REST APIs

Learn to work with REST APIs in Apache Airflow by utilizing HttpSensor and HttpOperator Airflow classes.

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Apache Airflow for Data Science - How to Communicate Between Tasks with Airflow XComs

Apache Airflow for Data Science - How to Communicate Between Tasks with Airflow XComs

Learn to send and receive data between Airflow tasks with XComs, and when you shouldn't use it.

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