Java/Big data for beginners
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All about Java, spark, scala and python specially for beginners
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Which of the following language is not supported by Spark?
Anonymous Quiz
19%
Java
13%
Python
18%
Scala
51%
C++
Checkout this link if you have any doubt about RDD
How to check schema of Spark DataFrame(df)
Final Results
21%
df.view()
29%
df.printSchema()
50%
df.schema()
0%
None of the options
Do you like the quiz asked in this group?
Anonymous Poll
94%
Yes
18%
No
All companion objects are singleton in Scala?
Anonymous Quiz
77%
True
23%
False
Which language you want to learn?
Anonymous Poll
8%
Scala
84%
Java
9%
Python
Happy Diwali to all of you 🪔🪔
Happy republic day to all 🇮🇳🇮🇳
Are you interested in learning Spark?
Anonymous Poll
87%
Yes
13%
No
Difference between call by value vs call by name?
Anonymous Poll
21%
Both work same
57%
Both are different
0%
I don't know
21%
I don't know want to learn