repartition: swap coalesce: repartition optimized https://sparkbyexamples.com/spark/spark-repartition-vs-coalesce/ Spark Repartition() vs Coalesce() Spark repartition() vs coalesce() - repartition() is used to increase or decrease the RDD, DataFrame, Dataset partitions whereas the coalesce() is used to only decrease the number of partitions in an efficient way. In this article, you will learn wh..
remove `*.jar` in `.gitignore` https://fun-coding-study.tistory.com/308 Error: Could not find or load main class org.gradle.wrapper.GradleWrapperMain 위 오류는 gradle/wrapper에서 gradle-wrapper.jar 파일이 없어서 발생하는 오류였다. 그래서 .gitignore에서 *.jar을 제거하니 gradle-wrapper.jar 파일을 커밋 할 수 있었다. fun-coding-study.tistory.com
my_DF.createOrReplaceTempView("my_temp_table"); spark.sql("drop table if exists my_table"); spark.sql("create table my_table as select * from my_temp_table"); https://stackoverflow.com/questions/42261701/how-to-create-hive-table-from-spark-data-frame-using-its-schema How to create hive table from Spark data frame, using its schema? I want to create a hive table using my Spark dataframe's schema...
hbase.regionserver.handler.count 30 -> 100 hbase.rpc.timeout 90000 -> 180000 hbase.client.write.buffer hbase.regionserver.handler.count hbase.hregion.memstore.flush.size hbase.regionserver.global.memstore.upperLimit hbase.hregion.max.filesize hbase.hstore.blockingStoreFiles hbase.client.scanner.caching hbase.rpc.timeout https://dydwnsekd.tistory.com/34 HBase 튜닝하기 하둡 클러스터 운영중 HBase read/write 관련..
bitbucket-pipelines.yml image: gradle:6.6.0-jdk11 pipelines: pull-requests: '**': - step: script: - cd ./package - ./gradlew build custom: s3-prod-mdp-batch: - step: script: - cd package - ./gradlew jar - cd .. - mkdir -p bucket/seunggabi/prod/jar/seunggabi-batch - cp seunggabi/build/libs/seunggabi-batch.jar bucket/seunggabi/prod/jar/seunggabi-batch/ artifacts: - bucket/** - step: script: - pipe..
https://sungwookkang.com/1493 [AWS] What is AWS Graviton processor? [AWS] What is AWS Graviton processor? l Version : Amazon Web Service 이번 포스트는 AWS에서 출시하여 제공하고 있는 AWS Graviton 프로세서가 무엇인지 알아본다. Graviton 프로세서에 대한 성능 및 기존 X86.. sungwookkang.com https://aws.amazon.com/ko/ec2/graviton/ AWS Graviton - Amazon Web Services M6g, C6g, R6g M6gd, C6gd, R6gd C6gn T4g X2gd aws.amazon.com
https://aws.amazon.com/ko/premiumsupport/knowledge-center/ses-set-up-connect-smtp/ Amazon SES를 사용하여 SMTP 설정 및 연결 Amazon SES를 사용하여 SMTP를 설정하고 연결하려면 어떻게 해야 합니까? 최종 업데이트 날짜: 2022년 8월 17일 Amazon Simple Email Service(Amazon SES)에 SMTP(Simple Mail Transfer Protocol)을 설정하고 싶습니다. Amazon S aws.amazon.com
https://nightlies.apache.org/flink/flink-docs-master/docs/concepts/flink-architecture/ Flink Architecture Flink Architecture # Flink is a distributed system and requires effective allocation and management of compute resources in order to execute streaming applications. It integrates with all common cluster resource managers such as Hadoop YARN and Kubernetes, nightlies.apache.org https://nightl..
version: "3.9" services: zookeeper: platform: linux/x86_64 image: wurstmeister/zookeeper container_name: seunggabi-zookeeper restart: always ports: - 2181:2181 networks: seunggabi-net: ipv4_address: 172.16.240.17 kafka: platform: linux/x86_64 image: confluentinc/cp-kafka container_name: seunggabi-kafka restart: always depends_on: - zookeeper ports: - 9092:9092 environment: KAFKA_ZOOKEEPER_CONNEC..
curl -L https://github.com/stedolan/jq/releases/download/jq-1.6/jq-linux64 -o ./jq chmod a+x ./jq ./jq -V export USER=seunggabi export BITBUCKET_TOKEN=### brew install jq mkdir -p ~/workspace cd ~/workspace curl -v --cookie "cloud.session.token=$BITBUCKET_TOKEN" https://bitbucket.org/\!api/internal/workspaces/asdf/projects/ASDF/repositories\?page\=1\&pagelen\=100\&sort\=name | jq -r ".values[].n..
@Test fun toObject() { // given val expected = mapOf( "a" to 1, "b" to 2, ) val json = "{\"a\":1,\"b\":2}" // when val map: Map = json.toObject() // then assertEquals(expected, map) } @Test fun toJson() { // given val expected = "{\"a\":1,\"b\":2}" val obj = mapOf( "a" to 1, "b" to 2, ) // when val json = obj.toJson(false) // then assertEquals(expected, json) } inline fun String.toObject(): T { ..
https://stackoverflow.com/questions/50218508/pull-request-template-for-bitbucket Pull request template for Bitbucket For github we have a great feature for pull requests that is explained here https://help.github.com/articles/creating-a-pull-request-template-for-your-repository/ and a good example is here https:// stackoverflow.com https://bitbucket.org/blog/save-time-with-default-pull-request-d..
Preferences -> Tools -> Terminal -> Application Settings -> Shell path Replace /bin/sh with /bin/zsh https://stackoverflow.com/questions/51006002/how-do-i-get-intellij-terminal-to-work-properly-with-oh-my-zsh/66479094#66479094 How do I get IntelliJ Terminal to work properly with Oh My Zsh? I love Oh My Zsh, but it has never worked properly in the JetBrains product's Terminals: cannot find execut..
package main import ( "fmt" "strings" ) func main() { strtmp := "alfa bravo charlie delta echo foxtrot golf" slice := strings.Split(strtmp, " ") for _, str := range slice { fmt.Println(str) } } https://ponyozzang.tistory.com/467 Golang 문자열 분할 Split 함수 사용 예제 문자열로 나열된 값을 자르고 싶은 경우가 있습니다. Go에서도 Split 함수를 사용해 문자열을 슬라이스에 대입할 수 있습니다. Split 사용 예제 package main import ( "fmt" "strings" ) func main() { st..
for k, v := range b { a[k] = v } https://stackoverflow.com/questions/22621754/how-can-i-merge-two-maps-in-go How can I merge two maps in go? I have a recursive function that creates objects representing file paths (the keys are paths and the values are info about the file). It's recursive as it's only meant to handle files, so if a dire... stackoverflow.com
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