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Because it is essential to process step by step, I firstly wrote a post on web scraping. That post introduced the concept of web scraping applying to...
Before getting into UDFs, knowing what predefined functions are is essential. For example, SQL Server has predefined functions, which are built-in...
Before jumping into this article, make sure you read the other parts of this project: Part 1 and Part 2. Goal The goal of this article is to visualise...
According to Wikipedia, Apache Spark is an open-source unified analytics engine for large-scale data processing. A big decision for Big Data leaners...
Kafka was first developed by LinkedIn while LinkedIn wanted to tracks the users' activity (page views, messages, etc...) in the platform. Later, the...
