Java & Spring

• Java Functional Interface
• Spring WebFlux Functional HTML Form Handling
• Behavior Parameterization with Java Lambda
• Getting started Apache Spark with Java
• Apache Spark Basics FAQ

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Python

• Create NumPy array from Text file
• Save NumPy array to file
• Create NumPy array from Python list and tuples
• FastAPI Intro
• Pyenv to manage multiple Python versions