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
 • 8,910 points • 695 views
0 votes
1 answer

How to use scala map as mutable map?

Nov 17, 2020 in Big Data Hadoop by anonymous
 • 8,910 points • 576 views
0 votes
1 answer

How to create Scala Maps?

Nov 17, 2020 in Big Data Hadoop by Rajiv
 • 8,910 points • 387 views
0 votes
1 answer

How to create an objects using a keyword new?

Nov 16, 2020 in Big Data Hadoop by Rajiv
 • 8,910 points • 398 views
0 votes
1 answer

How to declare a variable in Scala?

Nov 16, 2020 in Big Data Hadoop by Rajiv
 • 8,910 points • 459 views
0 votes
1 answer

How to import scala packages?

Nov 16, 2020 in Big Data Hadoop by anonymous
 • 8,910 points • 491 views
0 votes
1 answer

How to write a Scala program in script mode?

Nov 16, 2020 in Big Data Hadoop by Rajiv
 • 8,910 points • 865 views
0 votes
1 answer

How to execute scala programming?

Nov 16, 2020 in Big Data Hadoop by anonymous
 • 10,520 points • 613 views
0 votes
1 answer

How to start working with scala?

Nov 16, 2020 in Big Data Hadoop by anonymous
 • 10,520 points • 367 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 • 996 views
0 votes
1 answer

Scala: Add user input to array

Jun 19, 2019 in Apache Spark by Quill
 • 4,300 views
0 votes
1 answer

Starting Spark Scala console

May 24, 2019 in Apache Spark by Rishi
 • 569 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
 • 5,292 views
0 votes
1 answer

Spark comparing two big data files using scala

Mar 29, 2019 in Apache Spark by Swaroop
 • 6,700 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 • 5,058 views
0 votes
1 answer

Companion objects in Scala

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

How to install Scala on Centos?

Feb 20, 2019 in Big Data Hadoop by Raghu
 • 2,525 views
0 votes
1 answer

How to install scala on Ubuntu?

Feb 19, 2019 in Big Data Hadoop by Raj
 • 979 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
 • 1,158 views
0 votes
1 answer

Multidimensional Array in Scala

Feb 11, 2019 in Apache Spark by Sowmya
 • 1,672 views
0 votes
1 answer

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

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

Error reading avro dataset in spark

Feb 4, 2019 in Apache Spark by Rohit
 • 1,943 views
0 votes
1 answer

How to handle exceptions in Spark and Scala?

Jan 22, 2019 in Big Data Hadoop by slayer
 • 29,350 points • 4,663 views
–1 vote
1 answer

Json and snappy compression

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 3,298 views
0 votes
1 answer

Spark and Scale Auxiliary constructor doubt

Jan 8, 2019 in Apache Spark by slayer
 • 29,350 points • 540 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 • 1,565 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 • 16,634 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 • 5,449 views
0 votes
1 answer

Setting textinputformat.record.delimiter in spark

Oct 10, 2018 in Big Data Hadoop by slayer
 • 29,350 points • 2,174 views
+1 vote
1 answer

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

Sep 26, 2018 in AWS by bug_seeker
 • 15,520 points • 2,797 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 • 3,317 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 • 459 views
0 votes
3 answers

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

May 29, 2018 in Java by Sushmita
 • 6,910 points • 1,331 views
0 votes
1 answer

Locating Scala installation for Spark

May 25, 2018 in AWS by Flying geek
 • 3,280 points • 751 views
0 votes
3 answers

How to transpose Spark DataFrame?

May 24, 2018 in Apache Spark by anonymous
 • 19,186 views
+5 votes
11 answers

Concatenate columns in apache spark dataframe

Apr 26, 2018 in Apache Spark by Shubham
 • 13,490 points • 71,423 views
+1 vote
1 answer

Which data structure to prefer to model a blockchain?

Apr 20, 2018 in Blockchain by anonymous
 • 2,567 views
0 votes
1 answer

Changing Column position in spark dataframe

Apr 19, 2018 in Apache Spark by kurt_cobain
 • 9,390 points • 13,292 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 • 28,872 views
0 votes
1 answer

Writing File into HDFS using spark scala

Apr 6, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 16,832 views

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