@RequestMapping(value = "/user?${id}", method = RequestMethod.GET) public ResponseEntity getUser(@PathVariable Long id) { User user = ...; if (user != null) { return new ResponseEntity(user, HttpStatus.OK); } return new ResponseEntity(HttpStatus.NOT_FOUND); } https://stackoverrun.com/ko/q/6166428 spring - 스프링 컨트롤러에서 상태를 찾을 수 없음을 반환하는 방법 다음 스프링 컨트롤러 코드가 있으며 데이터베이스에 사용자가없는 경우 상태를 반환하지 않으려면 어떻게해야합니..
s=$(date +%s) sleep 3s e=$(date +%s) diff=`expr ${e} - ${s}` if [ ${diff} -lt 30 ]; then echo $diff exit 1 fi https://qastack.kr/ubuntu/892604/meaning-of-exit-0-exit-1-and-exit-2-in-a-bash-script bash 스크립트에서 종료 0, 종료 1 및 종료 2의 의미 qastack.kr https://stackoverflow.com/questions/7119130/less-than-operator-in-if-statement-results-in-no-such-file-or-directory Less than operator '
https://knight76.tistory.com/entry/hive [hive] 정렬 키워드 - order by, sort by, cluster by, distribute by https://cwiki.apache.org/confluence/display/Hive/LanguageManual+SortBy 하이브에서 사용되는 정렬 키워드를 소개한다. * ORDER BY (ASC|DESC): RDMBS의 ORDER BY 문과 비슷하다. ORDER BY 문을 실행 시, 하나.. knight76.tistory.com
df .repartition(10) // No. of concurrent connection Spark to PostgreSQL .write.format('jdbc').options( url=psql_url_spark, driver=spark_env['PSQL_DRIVER'], dbtable="{schema}.{table}".format(schema=schema, table=table), user=spark_env['PSQL_USER'], password=spark_env['PSQL_PASS'], batchsize=2000000, queryTimeout=690 ).mode(mode).save() https://stackoverflow.com/questions/58676909/how-to-speed-up-..
spark = SparkSession .builder .appName("Your App") .config("spark.sql.broadcastTimeout", "36000") .getOrCreate() https://stackoverflow.com/questions/41123846/why-does-join-fail-with-java-util-concurrent-timeoutexception-futures-timed-ou Why does join fail with "java.util.concurrent.TimeoutException: Futures timed out after [300 seconds]"? I am using Spark 1.5. I have two dataframes of the form: ..
https://stackoverflow.com/questions/43415974/sort-array-order-by-a-different-column-hive sort_array order by a different column, Hive I have two columns, one of products, and one of the dates they were bought. I am able to order the dates by applying the sort_array(dates) function, but I want to be able to sort_array(products) by... stackoverflow.com
spark-submit \ --master spark://Spark master_url \ -–conf spark.yarn.keytab=path_to_keytab \ -–conf spark.yarn.principal=principal@REALM.COM \ --class main-class application-jar hdfs://namenode:9000/path/to/input https://www.ibm.com/support/knowledgecenter/SSZU2E_2.3.0/managing_cluster/kerberos_hdfs_keytab.html
SparkContext context = new SparkContext(new SparkConf().setAppName("spark-ml").setMaster("local[*]") .set("spark.hadoop.fs.default.name", "hdfs://localhost:54310").set("spark.hadoop.fs.defaultFS", "hdfs://localhost:54310") .set("spark.hadoop.fs.hdfs.impl", org.apache.hadoop.hdfs.DistributedFileSystem.class.getName()) .set("spark.hadoop.fs.hdfs.server", org.apache.hadoop.hdfs.server.namenode.Name..
spark-shell \ --conf "spark.hadoop.hive.exec.dynamic.partition=true" \ --conf "spark.hadoop.hive.exec.dynamic.partition.mode=nonstrict" \ ... https://stackoverflow.com/questions/58633753/ignoring-non-spark-config-property-hive-exec-dynamic-partition-mode
import json json.dumps(dict) https://stackoverflow.com/questions/4547274/convert-a-python-dict-to-a-string-and-back Convert a python dict to a string and back I am writing a program that stores data in a dictionary object, but this data needs to be saved at some point during the program execution and loaded back into the dictionary object when the progra... stackoverflow.com
import foo method_to_call = getattr(foo, 'bar') result = method_to_call() result = getattr(foo, 'bar')() https://stackoverflow.com/questions/3061/calling-a-function-of-a-module-by-using-its-name-a-string Calling a function of a module by using its name (a string) What is the best way to go about calling a function given a string with the function's name in a Python program. For example, let's sa..
import json print json.dumps({'4': 5, '6': 7}, sort_keys=True, ensure_ascii=False, indent=4) { "4": 5, "6": 7 } def pretty(obj): return json.dumps( obj, ensure_ascii=False, sort_keys=True, indent=4) https://stackoverflow.com/questions/9105031/how-to-beautify-json-in-python How to beautify JSON in Python? Can someone suggest how I can beautify JSON in Python or through the command line? The only ..
Tools > Developer > New Plugin... import sublime import sublime_plugin class ReverseCommand(sublime_plugin.TextCommand): def run(self, edit): for region in self.view.sel(): stringContents = self.view.substr(region) self.view.replace(edit, region, stringContents[::-1]) View > Show Console view.run_command("reverse") https://stackoverflow.com/questions/28966185/reverse-all-line-of-text-in-sublime-..
SELECT date_format(to_timestamp("2019-10-22 00:00:00", "yyyy-MM-dd HH:mm:ss"), "yyyy-MM-dd'T'HH:mm:ss.SSS'Z') https://stackoverflow.com/questions/58774777/how-to-format-date-in-spark-sql How to format date in Spark SQL? I need to transform this given date format: 2019-10-22 00:00:00 to this one: 2019-10-22T00:00:00.000Z I know this could be done in some DB via: In AWS Redshift, you can achieve t..
https://stackoverflow.com/questions/30484701/apache-spark-foreach-vs-foreachpartitions-when-to-use-what Apache Spark - foreach Vs foreachPartitions When to use What? I would like to know if the foreachPartitions will results in better performance, due to an higher level of parallelism, compared to the foreach method considering the case in which I'm flowing th... stackoverflow.com https://stacko..
- Total
- Today
- Yesterday
- wlw
- 유투브
- COUNT
- 어떻게 능력을 보여줄 것인가?
- 인스타그램
- 테슬라
- 테슬라 레퍼럴 적용 확인
- Bot
- 책그림
- 개리마커스
- 테슬라 리퍼럴 코드 혜택
- follower
- 테슬라 리퍼럴 코드 생성
- 연애학개론
- Kluge
- 테슬라 추천
- 테슬라 레퍼럴 코드 확인
- 팔로워 수 세기
- 테슬라 레퍼럴
- 김달
- 메디파크 내과 전문의 의학박사 김영수
- 테슬라 리퍼럴 코드
- 레퍼럴
- 클루지
- 테슬라 크레딧 사용
- 할인
- 모델y
- 모델 Y 레퍼럴
일 | 월 | 화 | 수 | 목 | 금 | 토 |
---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | |||
5 | 6 | 7 | 8 | 9 | 10 | 11 |
12 | 13 | 14 | 15 | 16 | 17 | 18 |
19 | 20 | 21 | 22 | 23 | 24 | 25 |
26 | 27 | 28 | 29 | 30 | 31 |