안녕하세요! 코딩테스트 첫 입문을 강사님 강의로 기초부터 잘 준비해보려고 열심히 강의 듣고 있는 코린이입니다 :) List부터 차근히 듣고 있는 중인데.. 아직 생소해서 최대한 코딩을 많이 작성해보면서 익숙해지고 문제풀이하고싶은데 강의에서 문제풀이하면서 코딩을 작성하라고 하셨는데 구체적으로 어떤 툴로 사용해야하고(VS Code? 리트코드?) 어떤 식으로 문제풀이(코딩)를 하고 공부 해야 할지 방향을 모르겠어서 여쭤보고 싶어요ㅠㅠ
안녕하세요. 좋은 강의 잘 듣고 있습니다. 프런트와 Pub/Sub연결하기 강의를 듣고 있는데 아래와 같은 문제가 발생하였습니다. 시간 되실 때 확인해 주시면 감사하겠습니다. 빠른 시작 WebSocket API로 서비스에 연결하고 Pub/Sub 시작 -> 2개 새탭 열고 각 url 입력 후 메세지 상호작용 확인. front 소스 코드 적용 후 아래 이미지와 같이 정상적 연결 성공 뜸. front페이지 새로 고침 이 후 url 입력 한 창에서 메세지 입력하여도 front페이지개발자 도구의 console에서는 변화가 없음. data가 있는 json 메세지를 받아야 하는데 변화가 없네요. 유료강의로 상용화 가능한 azure기반 chatbot강의도 해주시면 감사하겠습니다.
강의 내용대로 진행하여 dag파일 수행 시 아래와 같은 오류가 뜹니다.ㅠ 해결방법 알려주세요!! credential 에러인 듯한데, IMAP설정, 앱 비밀번호 설정, yaml파일 수정은 모두 완료했었습니다.! 6645fe320334 *** Found local files: *** /opt/airflow/logs/dag_id=dags_email_operator/run_id=manual__2024-09-01T09:02:54.442821+00:00/task_id=send_email_task/attempt=1.log [2024-09-01, 09:02:58 UTC] {local_task_job_ runner.py:123 } ▶ Pre task execution logs [2024-09-01, 09:02:59 UTC] {warnings.py:112} WARNING - /home/ **/.local/lib/python3.12/site-packages/***/utils/email.py:155: RemovedInAirflow3Warning: Fetching SMTP credentials from configuration variables will be deprecated in a future release. Please set credentials using a connection instead. send_mime_email(e_from=mail_from, e_to=recipients, mime_msg=msg, conn_id=conn_id, dryrun=dryrun) [2024-09-01, 09:02:59 UTC] {email.py:272} INFO - Email alerting: attempt 1 [2024-09-01, 09:03:00 UTC] {taskinstance.py:3301} ERROR - Task failed with exception Traceback (most recent call last): File "/home/airflow/.local/lib/python3.12/site-packages/airflow/models/taskinstance.py", line 767, in execute task result = execute callable(context=context, **execute_callable_kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/airflow/.local/lib/python3.12/site-packages/airflow/models/taskinstance.py", line 733, in execute callable return ExecutionCallableRunner( ^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/airflow/.local/lib/python3.12/site-packages/airflow/utils/operator_helpers.py", line 252, in run return self.func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/airflow/.local/lib/python3.12/site-packages/airflow/models/baseoperator.py", line 406, in wrapper return func(self, args, *kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/airflow/.local/lib/python3.12/site-packages/airflow/operators/email.py", line 79, in execute send_email( File "/home/airflow/.local/lib/python3.12/site-packages/airflow/utils/email.py", line 80, in send_email return backend( ^^^^^^^^ File "/home/airflow/.local/lib/python3.12/site-packages/airflow/utils/email.py", line 155, in send_email_smtp send_mime_email(e_from=mail_from, e_to=recipients, mime_msg=msg, conn_id=conn_id, dryrun=dryrun) File "/home/airflow/.local/lib/python3.12/site-packages/airflow/utils/email.py", line 282, in send_mime_email smtp_conn.login(smtp_user, smtp_password) File "/usr/local/lib/python3.12/smtplib.py", line 739, in login (code, resp) = self.auth( ^^^^^^^^^^ File "/usr/local/lib/python3.12/smtplib.py", line 641, in auth response = encode_base64(initial_response.encode('ascii'), eol='') ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ UnicodeEncodeError: 'ascii' codec can't encode character '\xa0' in position 26: ordinal not in range(128) [2024-09-01, 09:03:00 UTC] {logging_mixin.py:190} INFO - Task instance in failure state [2024-09-01, 09:03:00 UTC] {logging_mixin.py:190} INFO - Task start:2024-09-01 09:02:59.026829+00:00 end:2024-09-01 09:03:00.894255+00:00 duration:1.867426 [2024-09-01, 09:03:00 UTC] {logging_mixin.py:190} INFO - Task:<Task(EmailOperator): send_email_task> dag:<DAG: dags_email_operator> dagrun:<DagRun dags_email_operator @ 2024-09-01 09:02:54.442821+00:00: manual__2024-09-01T09:02:54.442821+00:00, state:running, queued_at: 2024-09-01 09:02:54.472998+00:00. externally triggered: True> [2024-09-01, 09:03:00 UTC] {logging_mixin.py:190} INFO - Failure caused by 'ascii' codec can't encode character '\xa0' in position 26: ordinal not in range(128) [2024-09-01, 09:03:00 UTC] {taskinstance.py:1225} INFO - Marking task as FAILED. dag_id=dags_email_operator, task_id=send_email_task, run_id=manual__2024-09-01T09:02:54.442821+00:00, execution_date=20240901T090254, start_date=20240901T090259, end_date=20240901T090300 [2024-09-01, 09:03:00 UTC] { taskinstance.py:340 } ▶ Post task execution logs
Python Streamlit을 활용한 대시보드 만들기 (feat. 빅데이터 분석기사 실기 준비)
안녕하세요 선생님 생각했던것보다 훨씬 다양한 컨텐츠를 배우다보니 정말 좋은것 같습니다. 다만 세팅 부분에서... 강의에서 진행된 부분대로 동일하게 따라해보았는데 일부 활성화가 안되는 듯하여 문의 드립니다. [강의명 : Github Actions, Python Script 예제] gcp ssh와 깃헙 레포지토리 연동 관련해서... main.py 파일 변경 실습 진행중인데 캡쳐 상태의 에러와 같이 에러가 뜨고 main.py 파일을 읽었을때도 아무런 내용이 읽히지 않아서 혹시 실습중 잘못한 부분이 있나 문의드립니다. "error: The following untracked working tree files would be overwritten by merge: main.py Please move or remove them before you merge." [강의명 : Miniconda 시스템 환경설정, Windows11 ] miniconda 설치후 Powershell에서 "Get-ExecutionPolicy" Unrestricted 로 변경 후 conda activate / conda activate base 명령후 (base)로 변하지 않아서 그 다음 강의 실습인 VSCODE 내 Powershell에서 conda 가 활성화 되지 않는데 혹시 놓친 부분이 없나 궁금합니다.
AWS cloud9이 7월 25일부로 서비스를 종료했다고 하는데요 대신 AWS cloudshell로 진행해도 될까요? 만약 그렇다면 ec2 인스턴스를 하나 만들고, 여기에 IAM역할인 admin-cloud9을 붙인 다음 cloudshell에서 해당 인스턴스로 ssh를 통해 접속하면 되나요?
시작 템플릿 - 유저 데이터에 write와 read 설정하고 오토스케일링 돌렸는데 에러가 납니다. 시작 템플릿에서 테스트로 인스턴스 생성해서 확인해보니 write는 문제 없는데 read에서 에러가 나옵니다. (여러번 설정해봄) ssh 접속해서 아래부분 실행 시 에러... 무슨 문제 일까요? java -jar build/libs/aws-msa-monolithic-prac-0.1.jar \ --spring.datasource.write.jdbc-url=jdbc:postgresql://goopang-rds-db.*****.ap-northeast-2.rds.amazonaws.com:5432:goopang_database \ --spring.datasource.write.username=postgres \ --spring.datasource.write.password=**** \ --spring.datasource.read.jdbc-url=jdbc:postgresql://goopang-rds-db-read-replica.****.ap-northeast-2.rds.amazonaws.com:5432:goopang_database \ --spring.datasource.read.username=postgres \ --spring.datasource.read.password=**** 2024-08-31T02:10:00.841Z ERROR 2333 --- [ main] j.LocalContainerEntityManagerFactoryBean : Failed to initialize JPA EntityManagerFactory: Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment] due to: Unable to determine Dialect without JDBC metadata (please set 'javax.persistence.jdbc.url', 'hibernate.connection.url', or 'hibernate.dialect') 2024-08-31T02:10:00.907Z ERROR 2333 --- [ main] o.s.boot.SpringApplication : Application run failed org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactory' defined in class path resource [org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaConfiguration.class]: Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment] due to: Unable to determine Dialect without JDBC metadata (please set 'javax.persistence.jdbc.url', 'hibernate.connection.url', or 'hibernate.dialect') at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1770) ~[spring-beans-6.0.9.jar!/:6.0.9] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:598) ~[spring-beans-6.0.9.jar!/:6.0.9] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:520) ~[spring-beans-6.0.9.jar!/:6.0.9] at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:326) ~[spring-beans-6.0.9.jar!/:6.0.9] at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-6.0.9.jar!/:6.0.9] at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:324) ~[spring-beans-6.0.9.jar!/:6.0.9] at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200) ~[spring-beans-6.0.9.jar!/:6.0.9] at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1156) ~[spring-context-6.0.9.jar!/:6.0.9] at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:931) ~[spring-context-6.0.9.jar!/:6.0.9] at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:608) ~[spring-context-6.0.9.jar!/:6.0.9] at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:146) ~[spring-boot-3.1.0.jar!/:3.1.0] at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:733) ~[spring-boot-3.1.0.jar!/:3.1.0] at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:435) ~[spring-boot-3.1.0.jar!/:3.1.0] at org.springframework.boot.SpringApplication.run(SpringApplication.java:311) ~[spring-boot-3.1.0.jar!/:3.1.0] at org.springframework.boot.SpringApplication.run(SpringApplication.java:1305) ~[spring-boot-3.1.0.jar!/:3.1.0] at org.springframework.boot.SpringApplication.run(SpringApplication.java:1294) ~[spring-boot-3.1.0.jar!/:3.1.0] at com.prac.monolithic.awsmsamonolithicprac.AwsMsaMonolithicPracApplicationKt.main(AwsMsaMonolithicPracApplication.kt:13) ~[classes!/:0.1] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na] at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na] at java.base/java.lang.reflect.Method.invoke(Method.java:569) ~[na:na] at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:49) ~[aws-msa-monolithic-prac-0.1.jar:0.1] at org.springframework.boot.loader.Launcher.launch(Launcher.java:95) ~[aws-msa-monolithic-prac-0.1.jar:0.1] at org.springframework.boot.loader.Launcher.launch(Launcher.java:58) ~[aws-msa-monolithic-prac-0.1.jar:0.1] at org.springframework.boot.loader.JarLauncher.main(JarLauncher.java:65) ~[aws-msa-monolithic-prac-0.1.jar:0.1] Caused by: org.hibernate.service.spi.ServiceException: Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment] due to: Unable to determine Dialect without JDBC metadata (please set 'javax.persistence.jdbc.url', 'hibernate.connection.url', or 'hibernate.dialect') at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:277) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:239) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:216) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.boot.model.relational.Database.<init>(Database.java:45) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.boot.internal.InFlightMetadataCollectorImpl.getDatabase(InFlightMetadataCollectorImpl.java:229) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.boot.internal.InFlightMetadataCollectorImpl.<init>(InFlightMetadataCollectorImpl.java:197) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:166) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:1380) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:1451) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.springframework.orm.jpa.vendor.SpringHibernateJpaPersistenceProvider.createContainerEntityManagerFactory(SpringHibernateJpaPersistenceProvider.java:66) ~[spring-orm-6.0.9.jar!/:6.0.9] at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.createNativeEntityManagerFactory(LocalContainerEntityManagerFactoryBean.java:376) ~[spring-orm-6.0.9.jar!/:6.0.9] at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.buildNativeEntityManagerFactory(AbstractEntityManagerFactoryBean.java:409) ~[spring-orm-6.0.9.jar!/:6.0.9] at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.afterPropertiesSet(AbstractEntityManagerFactoryBean.java:396) ~[spring-orm-6.0.9.jar!/:6.0.9] at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.afterPropertiesSet(LocalContainerEntityManagerFactoryBean.java:352) ~[spring-orm-6.0.9.jar!/:6.0.9] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1816) ~[spring-beans-6.0.9.jar!/:6.0.9] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1766) ~[spring-beans-6.0.9.jar!/:6.0.9] ... 24 common frames omitted Caused by: org.hibernate.HibernateException: Unable to determine Dialect without JDBC metadata (please set 'javax.persistence.jdbc.url', 'hibernate.connection.url', or 'hibernate.dialect') at org.hibernate.engine.jdbc.dialect.internal.DialectFactoryImpl.determineDialect(DialectFactoryImpl.java:188) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.engine.jdbc.dialect.internal.DialectFactoryImpl.buildDialect(DialectFactoryImpl.java:87) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:274) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:34) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.initiateService(StandardServiceRegistryImpl.java:119) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:264) ~[hibernate-core-6.2.2.Final.jar!/:6.2.2.Final] ... 39 common frames omitted 2024-08-31 02:10:01,061 - cc_scripts_user.py[WARNING]: Failed to run module scripts-user (scripts in /var/lib/cloud/instance/scripts) 2024-08-31 02:10:01,064 - util.py[WARNING]: Running module scripts-user (<module 'cloudinit.config.cc_scripts_user' from '/usr/lib/python3.9/site-packages/cloudinit/config/cc_scripts_user.py'>) failed Cloud-init v. 22.2.2 finished at Sat, 31 Aug 2024 02:10:01 +0000. Datasource DataSourceEc2. Up 122.75 seconds [root@ip-10-0-1-8 aws-operation-prac]#
Mac OS 로 수강 중이며, 썸네일 등록이 정상적으로 되지 않습니다. python 명령어로 썸네일 파일이 정상적으로 적용되고 id 값을 가져와 실행까지는 되었습니다. 다만, 업로드 되어 있는지 사이트에 가서 확인해보면, 포스팅은 되어 있는데 썸네일 이미지는 빠진채로 등록이 됩니다. 혹시 이유가 있을까요?
마지막 부분에 리소스 삭제 부분을 이미지로 보여주셨는데.. 따라 삭제하여도, 다른곳에서 리소스를 사용하고 있어서 삭제가 안되는 부분들이 많습니다. -고정 IP 삭제시 순서를 알려주세요 어느부분부터 삭제 또는 해제 하고서 고정IP를 삭제하는지.. eip-public-ec2-a1 , eip-public-ec2-c1 -NAT 게이트웨이 삭제시 순서를 알려주세요 nat-gw-a1 - 서브넷 삭제시 순서를 알려주세요 public-subnet-a1 ..... -인스턴스 삭제시 순서를 알려주세 public-ec2-a1 ....... 등등 삭제하고 다시 해보고 싶은데.. 삭제과정중.. 모든게 연결되어있어서.. 잘 안되네요...
[리뉴얼] 파이썬입문과 크롤링기초 부트캠프 [파이썬, 웹, 데이터 이해 기본까지] (업데이트)
연습문제 2번에서 아래 코드로 했을 때 안되는데 이유가 뭔지 모르겠습니다! 어차피 1개라서 반복문을 쓰지 않아도 될까 했는데 안되네요.. import requests from bs4 import BeautifulSoup url = 'https://davelee-fun.github.io/' res = requests.get(url) soup = BeautifulSoup(res.content, 'html.parser') items=soup.select('.sitetitle') print(items.get_text()) (+) print(item.get_text()) 했을때는 잘 추출되는데 item은 선언한적이 없는데 왜 되는걸까요~?