배우기를 멈추는 사람은 20세건 80세건 늙은 것이다.

while read p; do echo "$p" done test2.sh test.sh yjwang.tistory.com

insert overwrite table your_table select * from your_table where id 1 ; https://stackoverflow.com/questions/17810537/how-to-delete-and-update-a-record-in-hive How to delete and update a record in Hive I have installed Hadoop, Hive, Hive JDBC. which are running fine for me. But I still have a problem. How to delete or update a single record using Hive because delete or update command of MySQL is ..

cmd > stdin.txt 0>&1 cmd >> stdin.txt 0>&1 cmd > stdout.txt cmd >> stdout.txt cmd > stdout.txt 1>&1 cmd >> stdout.txt 1>&1 cmd > stderr.txt 2>&1 cmd >> stderr.txt 2>&1 https://june98.tistory.com/102 Crontab 로그(log) 남기는 방법 (feat. 출력 리다이렉션, 2>&1의 의미) Crontab 로그(log) 남기는 방법 (feat. 출력 리다이렉션, 2>&1의 의미) 2021.08.09 - [개발자] - 맥북 작업 스케줄러 (feat. Crontab사용방법, Cron과 Crontab 차이, 파이썬 파일 자동실행) 저번 글에서 Crontab을 ..

[ { "Classification": "spark-env", "Configurations": [ { "Classification": "export", "Properties": { "JAVA_HOME": "/usr/lib/jvm/java-11-amazon-corretto.x86_64" } } ] }, { "Classification": "spark-defaults", "Properties": { "spark.executorEnv.JAVA_HOME": "/usr/lib/jvm/java-11-amazon-corretto.x86_64", "spark.dynamicAllocation.enabled": "True" } }, { "Classification": "hive-site", "Properties": { "..

${varName//$'\n'/\\n} echo $LINE | sed -e "s/12345678/${replace}/g" https://stackoverflow.com/questions/3306007/replace-a-string-in-shell-script-using-a-variable Replace a string in shell script using a variable I am using the below code for replacing a string inside a shell script. echo $LINE | sed -e 's/12345678/"$replace"/g' but it's getting replaced with $replace instead of the value of that..

curl … | jq -r '.data[] | .name + " " + .id' https://stackoverflow.com/questions/71963736/how-to-get-multiple-values-from-a-json-array-object-using-jq

curl -v telnet://ip:port https://ly.lv/125 telnet 없이 포트 오픈 여부 점검하기 개요대부분의 서버의 경우 telnet이 설치되어 있겠지만, 보안상 인터넷망도 연결되어있지 않고 telnet도 설치가 안되어있는데 포트 점검을 하고 싶은 경우가 생긴다. 아무리 최소 설치를 하더라도 ly.lv

git remote set-url origin https://github.com/username/repository.git https://stackoverflow.com/questions/25927914/git-error-please-make-sure-you-have-the-correct-access-rights-and-the-reposito Git error: "Please make sure you have the correct access rights and the repository exists" I am using TortoiseGit on Windows. When I am trying to Clone from the context menu of the standard Windows Explore..