How to build and test the Spark development environment through Spark's IDE

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Build and test the Spark development environment through Spark's IDE

Step 1: import the package corresponding to Spark-hadoop, select "File"-> "Project Structure"-> "Libraries", select "+", and import the package corresponding to spark-hadoop:

Click "OK" to confirm:

Click "OK":

After the IDEA work is completed, you will find that the jar package of Spark has been imported into our project:

Step 2: develop the first Spark program. Open the Examples directory that comes with Spark:

At this point, I found that there are a lot of files inside, and these are the examples provided to me by Spark.

Create a Scala named SparkPi under src of our first Scala project:

At this point, open the SparkPi file under the Examples included with Spark:

We copy the contents of this text directly into the SparkPi created in IDEA:

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