Recent questions tagged scala

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1 answer

How to use scala Map size() method?

Nov 17, 2020 in Big Data Hadoop by anonymous
 • 8,870 points • 980 views
0 votes
1 answer

How to use scala map as mutable map?

Nov 17, 2020 in Big Data Hadoop by anonymous
 • 8,870 points • 907 views
0 votes
1 answer

How to create Scala Maps?

Nov 17, 2020 in Big Data Hadoop by Rajiv
 • 8,870 points • 621 views
0 votes
1 answer

How to create an objects using a keyword new?

Nov 16, 2020 in Big Data Hadoop by Rajiv
 • 8,870 points • 696 views
0 votes
1 answer

How to declare a variable in Scala?

Nov 16, 2020 in Big Data Hadoop by Rajiv
 • 8,870 points • 763 views
0 votes
1 answer

How to import scala packages?

Nov 16, 2020 in Big Data Hadoop by anonymous
 • 8,870 points • 755 views
0 votes
1 answer

How to write a Scala program in script mode?

Nov 16, 2020 in Big Data Hadoop by Rajiv
 • 8,870 points • 1,241 views
0 votes
1 answer

How to execute scala programming?

Nov 16, 2020 in Big Data Hadoop by anonymous
 • 10,480 points • 889 views
0 votes
1 answer

How to start working with scala?

Nov 16, 2020 in Big Data Hadoop by anonymous
 • 10,480 points • 700 views
+2 votes
1 answer

Spark code takes too much time to run on cluster

Jan 4, 2020 in Apache Spark by asif
 • 140 points • 1,365 views
0 votes
1 answer

Scala: Add user input to array

Jun 19, 2019 in Apache Spark by Quill
 • 4,891 views
0 votes
1 answer

Starting Spark Scala console

May 24, 2019 in Apache Spark by Rishi
 • 762 views
0 votes
0 answers

WARN NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable

May 5, 2019 in Apache Spark by Vishal
 • 5,694 views
0 votes
1 answer

Spark comparing two big data files using scala

Mar 29, 2019 in Apache Spark by Swaroop
 • 7,488 views
+1 vote
2 answers

How do I get number of columns in each line from a delimited file??

Mar 8, 2019 in Apache Spark by Vijay Dixon
 • 190 points • 5,864 views
0 votes
1 answer

Companion objects in Scala

Feb 24, 2019 in Apache Spark by Sharan
 • 1,374 views
0 votes
1 answer

How to install Scala on Centos?

Feb 20, 2019 in Big Data Hadoop by Raghu
 • 2,962 views
0 votes
1 answer

How to install scala on Ubuntu?

Feb 19, 2019 in Big Data Hadoop by Raj
 • 1,576 views
0 votes
1 answer

where can i get spark-terasort.jar and not .scala file, to do spark terasort in windows.

Feb 13, 2019 in Apache Spark by anonymous
 • 1,439 views
0 votes
1 answer

Multidimensional Array in Scala

Feb 11, 2019 in Apache Spark by Sowmya
 • 2,077 views
0 votes
1 answer

Why scala generates 2 files, Person.class and Person$.class?

Feb 7, 2019 in Big Data Hadoop by Kriti
 • 671 views
0 votes
1 answer

Error reading avro dataset in spark

Feb 4, 2019 in Apache Spark by Rohit
 • 2,455 views
0 votes
1 answer

How to handle exceptions in Spark and Scala?

Jan 22, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 5,010 views
–1 vote
1 answer

Json and snappy compression

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 3,942 views
0 votes
1 answer

Spark and Scale Auxiliary constructor doubt

Jan 8, 2019 in Apache Spark by slayer
 • 29,370 points • 846 views
–1 vote
1 answer

IDE Eclipse: Failed to locate the winutils binary in the hadoop binary path

Dec 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,850 views
0 votes
3 answers

Spark Scala: How to list all folders in directory

Oct 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 17,896 views
0 votes
1 answer

How to read data from S3 in a regular inetrval using Spark Scala

Oct 31, 2018 in AWS by findingbugs
 • 3,260 points • 5,800 views
0 votes
1 answer

Setting textinputformat.record.delimiter in spark

Oct 10, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 2,621 views
+1 vote
1 answer

How to issue a parsing json from case class using jackson?

Sep 26, 2018 in AWS by bug_seeker
 • 15,510 points • 3,166 views
0 votes
1 answer

How should I provide a URL for hdfs file system?

Sep 10, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 3,683 views
0 votes
1 answer

What are the options for hadoop on scala?

Aug 22, 2018 in Big Data Hadoop by Neha
 • 6,300 points • 729 views
0 votes
3 answers

How can we use java.String.format in Scala?

May 29, 2018 in Java by Sushmita
 • 6,920 points • 2,097 views
0 votes
1 answer

Locating Scala installation for Spark

May 25, 2018 in AWS by Flying geek
 • 3,280 points • 1,042 views
0 votes
3 answers

How to transpose Spark DataFrame?

May 24, 2018 in Apache Spark by anonymous
 • 20,237 views
+5 votes
11 answers

Concatenate columns in apache spark dataframe

Apr 26, 2018 in Apache Spark by Shubham
 • 13,490 points • 72,916 views
+1 vote
1 answer

Which data structure to prefer to model a blockchain?

Apr 20, 2018 in Blockchain by anonymous
 • 2,863 views
0 votes
1 answer

Changing Column position in spark dataframe

Apr 19, 2018 in Apache Spark by kurt_cobain
 • 9,350 points • 14,107 views
0 votes
1 answer

How to groupBy/count then filter on count in Scala

Apr 19, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 30,039 views
0 votes
1 answer

Writing File into HDFS using spark scala

Apr 6, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 17,666 views

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