[MariaDB/MySQL] JDBC Driver ‘server time zone’ 에러 해결방법
Goal The server time zone value ‘KST’ is unrecognized or represents more than one time zone. 에러 해결
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Jay Kreps
[Distrubuted System] 로그: 실시간 데이터에서 의미를 만들기 위해서 S/W 엔지니어가 알아야할 것 - Part1. 로그란?
Goal 로그란 어떤 것인지 알아보자 로그가 분산시스템과 실시간 데이터 처리에 있어서 어떻게 활용되는지 알아보자 다음 글은 링크드인 엔지니어링에 기재된 The Log: What every software engineer should know about real-time...
MariaDB
[MariaDB/MySQL] JDBC Driver ‘server time zone’ 에러 해결방법
Goal The server time zone value ‘KST’ is unrecognized or represents more than one time zone. 에러 해결
MySQL
[MariaDB/MySQL] JDBC Driver ‘server time zone’ 에러 해결방법
Goal The server time zone value ‘KST’ is unrecognized or represents more than one time zone. 에러 해결
RocketMQ
[RocketMQ] Quick-Start
Goal RocketMQ란 무엇인가 RocketMQ 설치 및 간단한 테스트
activemq
[ActiveMQ] Scheduled Message Tutorial
Goal Scheduled Message를 위한 브로커 서버 설정 Scheduled Message 전송 클라이언트 코드 작성
[ActiveMQ] Message Expiration(Time to Live) Confusion
Goal 설정한 Expiration Time과 다르게 작동하거나, 메시지가 바로 파기 되는 문제를 해결하고자 한다.
[ActiveMQ] JDBC Persistence Table Schema
Goal ActiveMQ JDBC Persistence에서 사용하는 테이블 스키마 정보 정리
alibaba
[RocketMQ] Quick-Start
Goal RocketMQ란 무엇인가 RocketMQ 설치 및 간단한 테스트
analyze
[Data Analysis] SQL Recipe for Data Analysis Tutorial #6 - Aggregating data based on the time series
Goal Studying SQL for data analysis Practicing chapter 4th in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #5 - Manipulating multiple tables
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #4 - Manipulating a single table
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #3 - Manipulating multiple values
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #2 - Manipulating a single value
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #1 - Setup the environment
Goal Studying SQL for data analysis Install PostgreSQL docker for buildiing testing environment
android
[Android] Build error : Execution failed for task ‘:app:transformDexWithInstantRunslicesApkForDebug after upgrading Android Studio
Goal Solve the problem error related with build
[Android] Bar chart is not visible, nevertheless values of it are visible in MPAndroidChart
Goal Solve the problem which bars are not visible in chart
[Android] Cleartext HTTP traffic to X.X.X not permitted
Goal Solve ‘Cleartext HTTP traffic to X.X.X not permitted’ error
[Android] More than one file was found with OS independent path ‘META-INF/XXXX’ Troubleshooting
Goal To solve More than one file was found with OS independent path ‘META-INF/XXXX’ error
[Android] How to show whole world in android google map api
Goal Android에서 Google Map API를 통해 전세계 지도를 한 눈에 보기
androidstudio
[Android] Build error : Execution failed for task ‘:app:transformDexWithInstantRunslicesApkForDebug after upgrading Android Studio
Goal Solve the problem error related with build
apache
[Hive] New features on Hive 3.0
Goal The new features of Apache Hive 3.0
[ActiveMQ] Scheduled Message Tutorial
Goal Scheduled Message를 위한 브로커 서버 설정 Scheduled Message 전송 클라이언트 코드 작성
[ActiveMQ] Message Expiration(Time to Live) Confusion
Goal 설정한 Expiration Time과 다르게 작동하거나, 메시지가 바로 파기 되는 문제를 해결하고자 한다.
[ActiveMQ] JDBC Persistence Table Schema
Goal ActiveMQ JDBC Persistence에서 사용하는 테이블 스키마 정보 정리
api
[Android] How to show whole world in android google map api
Goal Android에서 Google Map API를 통해 전세계 지도를 한 눈에 보기
aws
[AWS] How to install awscli(AWS Command Line Interface) version 1 on MacOS
Goal Install awscli version 1 on MacOS
awscli
[AWS] How to install awscli(AWS Command Line Interface) version 1 on MacOS
Goal Install awscli version 1 on MacOS
backup
[MariaDB/MySQL] How to backup the data weekly
Goal Creat MariaDB backup shell script Register in Cron
bigdata
[Hive] New features on Hive 3.0
Goal The new features of Apache Hive 3.0
[Data Analysis] SQL Recipe for Data Analysis Tutorial #6 - Aggregating data based on the time series
Goal Studying SQL for data analysis Practicing chapter 4th in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #5 - Manipulating multiple tables
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #4 - Manipulating a single table
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #3 - Manipulating multiple values
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #2 - Manipulating a single value
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #1 - Setup the environment
Goal Studying SQL for data analysis Install PostgreSQL docker for buildiing testing environment
biz
[Startup] 기업가치에 대해서
Goal 기업가치에 대한 개념 정리
brackets
[Brackets] Bracket FTP/SFTP 플러그인(Synapse) 설치
Goal Bracket FTP/SFTP 플러그인을 통한 원격 에디팅
brew
[MacOS] Homebrew로 특정 OpenCV 설치
Goal Homebrew를 이용하여 특정 OpenCV 버전을 설치
broker
[ActiveMQ] Scheduled Message Tutorial
Goal Scheduled Message를 위한 브로커 서버 설정 Scheduled Message 전송 클라이언트 코드 작성
channel
[Java] NIO DatagramChannel Tutorial
Goal Java NIO DatagramChannel을 이용하여 UDP Send/Receive 구현
cloud
[AWS] How to install awscli(AWS Command Line Interface) version 1 on MacOS
Goal Install awscli version 1 on MacOS
collection
[Java] HashMap은 어떻게 동작하는가?
Goal Java의 HashMap이 어떤 원리로 동작하는지
cubrid
[CUBRID] How to install CUBRID in Linux
Goal Linux(CentOS)에 CUBRID 10.1 설치 JDBC를 통한 DB 접속 테스트
cv
[OpenCV] What is the Mat?
Goal What is the mat How it works How to convert a matrix to a bytes array The method for storing image data
[Java] OpenCV Tutorial
Goal OpenCV 를 통한 비디오 재생 구현
data
[Hive] New features on Hive 3.0
Goal The new features of Apache Hive 3.0
[Data Analysis] SQL Recipe for Data Analysis Tutorial #6 - Aggregating data based on the time series
Goal Studying SQL for data analysis Practicing chapter 4th in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #5 - Manipulating multiple tables
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #4 - Manipulating a single table
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #3 - Manipulating multiple values
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #2 - Manipulating a single value
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #1 - Setup the environment
Goal Studying SQL for data analysis Install PostgreSQL docker for buildiing testing environment
database
[DBeaver] Korean language options was added
Goal Add Korean bundle properties files, which are translated
datagram
[Java] NIO DatagramChannel Tutorial
Goal Java NIO DatagramChannel을 이용하여 UDP Send/Receive 구현
db
[CUBRID] How to install CUBRID in Linux
Goal Linux(CentOS)에 CUBRID 10.1 설치 JDBC를 통한 DB 접속 테스트
dbeaver
[DBeaver] Korean language options was added
Goal Add Korean bundle properties files, which are translated
dbms
[MariaDB/MySQL] How to backup the data weekly
Goal Creat MariaDB backup shell script Register in Cron
[DBeaver] Korean language options was added
Goal Add Korean bundle properties files, which are translated
[CUBRID] How to install CUBRID in Linux
Goal Linux(CentOS)에 CUBRID 10.1 설치 JDBC를 통한 DB 접속 테스트
[Oracle] JDBC ‘locale not recognized’ 오류 해결
Goal MAC OS 업데이트 후, Oracle JDBC 연결 할 때, 로케일 인식 오류 발생
disqus
[GitHub Page] Jekyll에 Disqus 적용하기
Goal Jekyll에 Disqus를 이용하여 Post 댓글 기능 구현
distribute
[Distrubuted System] 로그: 실시간 데이터에서 의미를 만들기 위해서 S/W 엔지니어가 알아야할 것 - Part1. 로그란?
Goal 로그란 어떤 것인지 알아보자 로그가 분산시스템과 실시간 데이터 처리에 있어서 어떻게 활용되는지 알아보자 다음 글은 링크드인 엔지니어링에 기재된 The Log: What every software engineer should know about real-time...
django
[Django] Download files
Goal How to impletement the function which support file download in Django
[Django] Setup virtual enviroment
Goal How to setup Python virtual environment
[Django] Invalid HTTP_HOST header: ‘[HOST]’. You may need add ‘[HOST]’ to ALLOWED_HOSTS
Goal To solve “Invalid HTTP_HOST header: ‘[HOST]’. You may need add ‘[HOST]’ to ALLOWED_HOSTS”’ problem.
[Django] REST API server with Redis
Goal To make REST API server for IoT To interface with Redis
[Django] ImportError: Couldn’t import Django. Are you sure it’s installed and available on your PYTHONPATH envrionment variables? Did you forget to activate a virtual environment?
Goal To know why this problem occurs To solve this problem
[Django] Invalid HTTP_HOST header 문제 해결
Goal 클라이언트에서 접속 시, 발생하는 ‘Invalid HTTP_HOST header’ 문제 해결
[Django] Djang Startup Tutorial #2 - App 생성 View / Mapping
Goal Django Framework를 사용법 숙지 Django App 생성 App View 작성 & URI 매핑
[Django] Djang Startup Tutorial #1 - Install Django & Create Project
Goal Django Framework를 사용법 숙지 Django 설치 및 프로젝트 생성
docker
[Docker] Run MariaDB container and edit configuration
Goal To run MariaDB container To edit DB configuration including memory parameter and connector
[Docker] How to expose ports on live containers
Goal To add port exposure on running container
docx
[Markdown] Markdown to HTML/MS Word by Pandoc
Goal To covert Markdown file to HTML or MS Word file by using Pandoc
download
[Django] Download files
Goal How to impletement the function which support file download in Django
eclipse
[Eclipse RCP] How to fix encoding problem when builing a progrma
Problem After building my application, text(Korean) in labels were cracked
[Eclipse] Eclipse 실행 JVM 변경하기
Goal 기본 실행 Java 버전 변경 후, Eclipse 실행 오류 해결
eclipse rcp
[Eclipse RCP] How to fix encoding problem when builing a progrma
Problem After building my application, text(Korean) in labels were cracked
elastic
[Logstash] Getting started with Logstash
Goal Learn about Logstash and install in Linux. Move data from MariaDB to Elasticsearch.
elasticsearch
[Logstash] Getting started with Logstash
Goal Learn about Logstash and install in Linux. Move data from MariaDB to Elasticsearch.
english
[Telephone English] Learning English by phone #032
전화영어 - Day 032 (20190618)
[Telephone English] Learning English by phone #030
전화영어 - Day 030 (20190530)
[Telephone English] Learning English by phone #029
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[Telephone English] Learning English by phone #028
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[Telephone English] Learning English by phone #027
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[Telephone English] Learning English by phone #026
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[Telephone English] Learning English by phone #025
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[Telephone English] Learning English by phone #024
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[Telephone English] Learning English by phone #023
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[Telephone English] Learning English by phone #022
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[Telephone English] Learning English by phone #002
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[Telephone English] Learning English by phone #001
전화영어 - Day 001 (20190305) * This is the first time to meet Ace.
env
[PyCharm] How to set environment variables in PyCharm
Goal To know how to set environment variables in run configuration
esp32
[ESP32] How to flash a firmware into ESP32(LOLIN D32 PRO ver.2.0.0) on MacOS?
Goal Flash firmware into ESP32
expriation
[ActiveMQ] Message Expiration(Time to Live) Confusion
Goal 설정한 Expiration Time과 다르게 작동하거나, 메시지가 바로 파기 되는 문제를 해결하고자 한다.
fan
[MacOS] Macs Fan Control
Goal What is Macs Fan Control? How to install Practice Macs Fan Control Monitors and controls fans on Apple computers Real-time monitoring o...
feature
[Hive] New features on Hive 3.0
Goal The new features of Apache Hive 3.0
ftp
[Brackets] Bracket FTP/SFTP 플러그인(Synapse) 설치
Goal Bracket FTP/SFTP 플러그인을 통한 원격 에디팅
getting started
[Logstash] Getting started with Logstash
Goal Learn about Logstash and install in Linux. Move data from MariaDB to Elasticsearch.
git
[GitHub] GitHub Tutorial - #001 What is Git/GitHub?
Goal Git/GitHub는 무엇인가? Git/GitHub에서 사용되는 기본적인 개념 파악
github
[GitHub] GitHub Tutorial - #001 What is Git/GitHub?
Goal Git/GitHub는 무엇인가? Git/GitHub에서 사용되는 기본적인 개념 파악
github page
[GitHub Page] Jekyll에 Disqus 적용하기
Goal Jekyll에 Disqus를 이용하여 Post 댓글 기능 구현
[Android] How to show whole world in android google map api
Goal Android에서 Google Map API를 통해 전세계 지도를 한 눈에 보기
google map
[Android] How to show whole world in android google map api
Goal Android에서 Google Map API를 통해 전세계 지도를 한 눈에 보기
hashmap
[Java] HashMap은 어떻게 동작하는가?
Goal Java의 HashMap이 어떤 원리로 동작하는지
hive
[Hive] New features on Hive 3.0
Goal The new features of Apache Hive 3.0
homebrew
[MacOS] Homebrew로 특정 OpenCV 설치
Goal Homebrew를 이용하여 특정 OpenCV 버전을 설치
host header
[Django] Invalid HTTP_HOST header 문제 해결
Goal 클라이언트에서 접속 시, 발생하는 ‘Invalid HTTP_HOST header’ 문제 해결
html
[Markdown] Markdown to HTML/MS Word by Pandoc
Goal To covert Markdown file to HTML or MS Word file by using Pandoc
htop
[MacOS] htop
Goal What is htop? How to install Practice HTOP Process manager to monitor system processes It was developed to replace top which was UNIX b...
icmp
[Java] How to ping in Java
Goal Java에서 Ping 구현
ide
[Eclipse] Eclipse 실행 JVM 변경하기
Goal 기본 실행 Java 버전 변경 후, Eclipse 실행 오류 해결
ideavim
[PyCharm] How to disable editor vim mode
Goal To set Vim mode in editor disabled.
ielts
importerror
[Django] ImportError: Couldn’t import Django. Are you sure it’s installed and available on your PYTHONPATH envrionment variables? Did you forget to activate a virtual environment?
Goal To know why this problem occurs To solve this problem
influxdb
[Python] SELECT data from InfluxDB
Goal To select data from InfluxDB
invalid
[Django] Invalid HTTP_HOST header 문제 해결
Goal 클라이언트에서 접속 시, 발생하는 ‘Invalid HTTP_HOST header’ 문제 해결
iot
[IoT] What is MQ2?
Goal What is MQ2 How to operate Practice What is MQ2 MOS(Metal Oxide Semiconductor) type gas sensor Can detect LPG, Smoke, Alcohol, Propane, Hy...
[ESP32] How to flash a firmware into ESP32(LOLIN D32 PRO ver.2.0.0) on MacOS?
Goal Flash firmware into ESP32
java
[Java] Jackson JSON ‘Unrecognized token ***
Problem I receive JSON data from Django REST Server However, it caused ‘Unrecognized token’ error In my case, this error occured by ‘True’ and ‘None’ ...
[Eclipse RCP] How to fix encoding problem when builing a progrma
Problem After building my application, text(Korean) in labels were cracked
[Java] Java System Properties
Goal Java System Properties의 사용용도 알아보기 기본 시스템 Properties의 항목들을 알아보기
[Java] OpenCV Tutorial
Goal OpenCV 를 통한 비디오 재생 구현
[Java] Java Thread States
Goal Java Thread 상태의 종류를 알아보자 Thread의 상태는 언제 변화하고 어떻게 변화하는지 알아보자
[Spring Boot] Spring Boot Tutorial #2 - Tomcat Deployment
Goal Spring Boot 어플리케이션을 이용하여 웹 서버에 war 배포 가능 어떻게 war 파일 형태로 만들고, 어떻게 Tomcat 웹서버에 Spring Boot 어플리케이션을 배포하는지 학습
[Spring Boot] Spring Boot Tutorial #1 - Hello World
Goal Spring Boot 사용법 익히기 Spring Boot 란 Spring Boot 프로젝트 생성 및 빌드
[Java] HashMap은 어떻게 동작하는가?
Goal Java의 HashMap이 어떤 원리로 동작하는지
[Java] How to ping in Java
Goal Java에서 Ping 구현
[Java] NIO DatagramChannel Tutorial
Goal Java NIO DatagramChannel을 이용하여 UDP Send/Receive 구현
[Oracle] JDBC ‘locale not recognized’ 오류 해결
Goal MAC OS 업데이트 후, Oracle JDBC 연결 할 때, 로케일 인식 오류 발생
jdbc
[Oracle] JDBC ‘locale not recognized’ 오류 해결
Goal MAC OS 업데이트 후, Oracle JDBC 연결 할 때, 로케일 인식 오류 발생
[MariaDB/MySQL] JDBC Driver ‘server time zone’ 에러 해결방법
Goal The server time zone value ‘KST’ is unrecognized or represents more than one time zone. 에러 해결
jdk10
[Eclipse] Eclipse 실행 JVM 변경하기
Goal 기본 실행 Java 버전 변경 후, Eclipse 실행 오류 해결
jdk11
[Eclipse] Eclipse 실행 JVM 변경하기
Goal 기본 실행 Java 버전 변경 후, Eclipse 실행 오류 해결
jdk9
[Eclipse] Eclipse 실행 JVM 변경하기
Goal 기본 실행 Java 버전 변경 후, Eclipse 실행 오류 해결
jekyll
[GitHub Page] Jekyll에 Disqus 적용하기
Goal Jekyll에 Disqus를 이용하여 Post 댓글 기능 구현
jms
[ActiveMQ] Scheduled Message Tutorial
Goal Scheduled Message를 위한 브로커 서버 설정 Scheduled Message 전송 클라이언트 코드 작성
json
[Java] Jackson JSON ‘Unrecognized token ***
Problem I receive JSON data from Django REST Server However, it caused ‘Unrecognized token’ error In my case, this error occured by ‘True’ and ‘None’ ...
keynote
[MacOS] How to save as a image file from Keynote
Goal Save images or figures in a Keynote page as image file by Preview.app
[Distrubuted System] 로그: 실시간 데이터에서 의미를 만들기 위해서 S/W 엔지니어가 알아야할 것 - Part1. 로그란?
Goal 로그란 어떤 것인지 알아보자 로그가 분산시스템과 실시간 데이터 처리에 있어서 어떻게 활용되는지 알아보자 다음 글은 링크드인 엔지니어링에 기재된 The Log: What every software engineer should know about real-time...
linux
[Linux] How to remove specific files and directories
Goal Remove old video, data, log files in my CCTV server
[Linux] How to remove unnecessary backup files periodically
Goal Remove unnecessary MariaDB backup files which were modified more 6 days ago
lite mode
[Android] How to show whole world in android google map api
Goal Android에서 Google Map API를 통해 전세계 지도를 한 눈에 보기
log
[Distrubuted System] 로그: 실시간 데이터에서 의미를 만들기 위해서 S/W 엔지니어가 알아야할 것 - Part1. 로그란?
Goal 로그란 어떤 것인지 알아보자 로그가 분산시스템과 실시간 데이터 처리에 있어서 어떻게 활용되는지 알아보자 다음 글은 링크드인 엔지니어링에 기재된 The Log: What every software engineer should know about real-time...
logstash
[Logstash] Getting started with Logstash
Goal Learn about Logstash and install in Linux. Move data from MariaDB to Elasticsearch.
mac
[MacOS] Macs Fan Control
Goal What is Macs Fan Control? How to install Practice Macs Fan Control Monitors and controls fans on Apple computers Real-time monitoring o...
[MacOS] htop
Goal What is htop? How to install Practice HTOP Process manager to monitor system processes It was developed to replace top which was UNIX b...
[Markdown] Markdown to HTML/MS Word by Pandoc
Goal To covert Markdown file to HTML or MS Word file by using Pandoc
[MacOS] Homebrew로 특정 OpenCV 설치
Goal Homebrew를 이용하여 특정 OpenCV 버전을 설치
macos
[MacOS] Macs Fan Control
Goal What is Macs Fan Control? How to install Practice Macs Fan Control Monitors and controls fans on Apple computers Real-time monitoring o...
[MacOS] htop
Goal What is htop? How to install Practice HTOP Process manager to monitor system processes It was developed to replace top which was UNIX b...
[MacOS] How to save as a image file from Keynote
Goal Save images or figures in a Keynote page as image file by Preview.app
[Markdown] Markdown to HTML/MS Word by Pandoc
Goal To covert Markdown file to HTML or MS Word file by using Pandoc
[MacOS] Homebrew로 특정 OpenCV 설치
Goal Homebrew를 이용하여 특정 OpenCV 버전을 설치
map
[Android] How to show whole world in android google map api
Goal Android에서 Google Map API를 통해 전세계 지도를 한 눈에 보기
maps
[Android] How to show whole world in android google map api
Goal Android에서 Google Map API를 통해 전세계 지도를 한 눈에 보기
mariadb
[MariaDB/MySQL] How to backup the data weekly
Goal Creat MariaDB backup shell script Register in Cron
[Docker] Run MariaDB container and edit configuration
Goal To run MariaDB container To edit DB configuration including memory parameter and connector
markdown
[Markdown] Markdown to HTML/MS Word by Pandoc
Goal To covert Markdown file to HTML or MS Word file by using Pandoc
mat
[OpenCV] What is the Mat?
Goal What is the mat How it works How to convert a matrix to a bytes array The method for storing image data
md
[Markdown] Markdown to HTML/MS Word by Pandoc
Goal To covert Markdown file to HTML or MS Word file by using Pandoc
messaging queue
[ActiveMQ] JDBC Persistence Table Schema
Goal ActiveMQ JDBC Persistence에서 사용하는 테이블 스키마 정보 정리
[RocketMQ] Quick-Start
Goal RocketMQ란 무엇인가 RocketMQ 설치 및 간단한 테스트
mpandroidchart
[Android] Bar chart is not visible, nevertheless values of it are visible in MPAndroidChart
Goal Solve the problem which bars are not visible in chart
mq
[ActiveMQ] Scheduled Message Tutorial
Goal Scheduled Message를 위한 브로커 서버 설정 Scheduled Message 전송 클라이언트 코드 작성
[ActiveMQ] Message Expiration(Time to Live) Confusion
Goal 설정한 Expiration Time과 다르게 작동하거나, 메시지가 바로 파기 되는 문제를 해결하고자 한다.
[ActiveMQ] JDBC Persistence Table Schema
Goal ActiveMQ JDBC Persistence에서 사용하는 테이블 스키마 정보 정리
[RocketMQ] Quick-Start
Goal RocketMQ란 무엇인가 RocketMQ 설치 및 간단한 테스트
mq2
[IoT] What is MQ2?
Goal What is MQ2 How to operate Practice What is MQ2 MOS(Metal Oxide Semiconductor) type gas sensor Can detect LPG, Smoke, Alcohol, Propane, Hy...
mysql
[MariaDB/MySQL] How to backup the data weekly
Goal Creat MariaDB backup shell script Register in Cron
[Docker] Run MariaDB container and edit configuration
Goal To run MariaDB container To edit DB configuration including memory parameter and connector
network
[Java] How to ping in Java
Goal Java에서 Ping 구현
nio
[Java] NIO DatagramChannel Tutorial
Goal Java NIO DatagramChannel을 이용하여 UDP Send/Receive 구현
open source
[DBeaver] Korean language options was added
Goal Add Korean bundle properties files, which are translated
opencv
[OpenCV] What is the Mat?
Goal What is the mat How it works How to convert a matrix to a bytes array The method for storing image data
[MacOS] Homebrew로 특정 OpenCV 설치
Goal Homebrew를 이용하여 특정 OpenCV 버전을 설치
[Java] OpenCV Tutorial
Goal OpenCV 를 통한 비디오 재생 구현
opensource
[DBeaver] Korean language options was added
Goal Add Korean bundle properties files, which are translated
oracle
[Oracle] JDBC ‘locale not recognized’ 오류 해결
Goal MAC OS 업데이트 후, Oracle JDBC 연결 할 때, 로케일 인식 오류 발생
osx
[Markdown] Markdown to HTML/MS Word by Pandoc
Goal To covert Markdown file to HTML or MS Word file by using Pandoc
[MacOS] Homebrew로 특정 OpenCV 설치
Goal Homebrew를 이용하여 특정 OpenCV 버전을 설치
persistence
[ActiveMQ] JDBC Persistence Table Schema
Goal ActiveMQ JDBC Persistence에서 사용하는 테이블 스키마 정보 정리
pie
[Android] Cleartext HTTP traffic to X.X.X not permitted
Goal Solve ‘Cleartext HTTP traffic to X.X.X not permitted’ error
ping
[Java] How to ping in Java
Goal Java에서 Ping 구현
plugin
[Brackets] Bracket FTP/SFTP 플러그인(Synapse) 설치
Goal Bracket FTP/SFTP 플러그인을 통한 원격 에디팅
port
[Docker] How to expose ports on live containers
Goal To add port exposure on running container
properties
[Java] Java System Properties
Goal Java System Properties의 사용용도 알아보기 기본 시스템 Properties의 항목들을 알아보기
property
[Java] Java System Properties
Goal Java System Properties의 사용용도 알아보기 기본 시스템 Properties의 항목들을 알아보기
pycharm
[PyCharm] How to disable editor vim mode
Goal To set Vim mode in editor disabled.
[PyCharm] How to set environment variables in PyCharm
Goal To know how to set environment variables in run configuration
[Django] ImportError: Couldn’t import Django. Are you sure it’s installed and available on your PYTHONPATH envrionment variables? Did you forget to activate a virtual environment?
Goal To know why this problem occurs To solve this problem
[PyCharm] ‘Python version 2.7 does not support this syntax.’ Troubleshooting
Goal To find the cause of ‘Python version 2.7 does not support this syntax.’ problem and solve it. To change another python intepreter in PyCharm
python
[Django] Download files
Goal How to impletement the function which support file download in Django
[Django] Setup virtual enviroment
Goal How to setup Python virtual environment
[Django] Invalid HTTP_HOST header: ‘[HOST]’. You may need add ‘[HOST]’ to ALLOWED_HOSTS
Goal To solve “Invalid HTTP_HOST header: ‘[HOST]’. You may need add ‘[HOST]’ to ALLOWED_HOSTS”’ problem.
[PyCharm] How to disable editor vim mode
Goal To set Vim mode in editor disabled.
[Python] SELECT data from InfluxDB
Goal To select data from InfluxDB
[PyCharm] How to set environment variables in PyCharm
Goal To know how to set environment variables in run configuration
[Django] REST API server with Redis
Goal To make REST API server for IoT To interface with Redis
[Django] ImportError: Couldn’t import Django. Are you sure it’s installed and available on your PYTHONPATH envrionment variables? Did you forget to activate a virtual environment?
Goal To know why this problem occurs To solve this problem
[PyCharm] ‘Python version 2.7 does not support this syntax.’ Troubleshooting
Goal To find the cause of ‘Python version 2.7 does not support this syntax.’ problem and solve it. To change another python intepreter in PyCharm
[Django] Invalid HTTP_HOST header 문제 해결
Goal 클라이언트에서 접속 시, 발생하는 ‘Invalid HTTP_HOST header’ 문제 해결
[Django] Djang Startup Tutorial #2 - App 생성 View / Mapping
Goal Django Framework를 사용법 숙지 Django App 생성 App View 작성 & URI 매핑
[Django] Djang Startup Tutorial #1 - Install Django & Create Project
Goal Django Framework를 사용법 숙지 Django 설치 및 프로젝트 생성
queue
[ActiveMQ] JDBC Persistence Table Schema
Goal ActiveMQ JDBC Persistence에서 사용하는 테이블 스키마 정보 정리
quick-start
[RocketMQ] Quick-Start
Goal RocketMQ란 무엇인가 RocketMQ 설치 및 간단한 테스트
rcp
[Eclipse RCP] How to fix encoding problem when builing a progrma
Problem After building my application, text(Korean) in labels were cracked
redis
[Django] REST API server with Redis
Goal To make REST API server for IoT To interface with Redis
scheduled message
[ActiveMQ] Scheduled Message Tutorial
Goal Scheduled Message를 위한 브로커 서버 설정 Scheduled Message 전송 클라이언트 코드 작성
sensor
[IoT] What is MQ2?
Goal What is MQ2 How to operate Practice What is MQ2 MOS(Metal Oxide Semiconductor) type gas sensor Can detect LPG, Smoke, Alcohol, Propane, Hy...
sftp
[Brackets] Bracket FTP/SFTP 플러그인(Synapse) 설치
Goal Bracket FTP/SFTP 플러그인을 통한 원격 에디팅
shell
[Linux] How to remove specific files and directories
Goal Remove old video, data, log files in my CCTV server
shellscript
[Linux] How to remove specific files and directories
Goal Remove old video, data, log files in my CCTV server
[Linux] How to remove unnecessary backup files periodically
Goal Remove unnecessary MariaDB backup files which were modified more 6 days ago
socket
[Java] NIO DatagramChannel Tutorial
Goal Java NIO DatagramChannel을 이용하여 UDP Send/Receive 구현
spring
[Spring Boot] Spring Boot Tutorial #2 - Tomcat Deployment
Goal Spring Boot 어플리케이션을 이용하여 웹 서버에 war 배포 가능 어떻게 war 파일 형태로 만들고, 어떻게 Tomcat 웹서버에 Spring Boot 어플리케이션을 배포하는지 학습
[Spring Boot] Spring Boot Tutorial #1 - Hello World
Goal Spring Boot 사용법 익히기 Spring Boot 란 Spring Boot 프로젝트 생성 및 빌드
spring boot
[Spring Boot] Spring Boot Tutorial #2 - Tomcat Deployment
Goal Spring Boot 어플리케이션을 이용하여 웹 서버에 war 배포 가능 어떻게 war 파일 형태로 만들고, 어떻게 Tomcat 웹서버에 Spring Boot 어플리케이션을 배포하는지 학습
[Spring Boot] Spring Boot Tutorial #1 - Hello World
Goal Spring Boot 사용법 익히기 Spring Boot 란 Spring Boot 프로젝트 생성 및 빌드
sql
[Data Analysis] SQL Recipe for Data Analysis Tutorial #6 - Aggregating data based on the time series
Goal Studying SQL for data analysis Practicing chapter 4th in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #5 - Manipulating multiple tables
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #4 - Manipulating a single table
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #3 - Manipulating multiple values
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #2 - Manipulating a single value
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #1 - Setup the environment
Goal Studying SQL for data analysis Install PostgreSQL docker for buildiing testing environment
startup
[Startup] 기업가치에 대해서
Goal 기업가치에 대한 개념 정리
system
[Java] Java System Properties
Goal Java System Properties의 사용용도 알아보기 기본 시스템 Properties의 항목들을 알아보기
[Distrubuted System] 로그: 실시간 데이터에서 의미를 만들기 위해서 S/W 엔지니어가 알아야할 것 - Part1. 로그란?
Goal 로그란 어떤 것인지 알아보자 로그가 분산시스템과 실시간 데이터 처리에 있어서 어떻게 활용되는지 알아보자 다음 글은 링크드인 엔지니어링에 기재된 The Log: What every software engineer should know about real-time...
telephone
[Telephone English] Learning English by phone #032
전화영어 - Day 032 (20190618)
[Telephone English] Learning English by phone #030
전화영어 - Day 030 (20190530)
[Telephone English] Learning English by phone #029
전화영어 - Day 029 (20190528)
[Telephone English] Learning English by phone #028
전화영어 - Day 028 (20190525)
[Telephone English] Learning English by phone #027
전화영어 - Day 027 (20190523)
[Telephone English] Learning English by phone #026
전화영어 - Day 026 (20190516)
[Telephone English] Learning English by phone #025
전화영어 - Day 025 (20190514)
[Telephone English] Learning English by phone #024
전화영어 - Day 024 (20190509)
[Telephone English] Learning English by phone #023
전화영어 - Day 023 (20190504)
[Telephone English] Learning English by phone #022
전화영어 - Day 022 (20190502)
[Telephone English] Learning English by phone #021
전화영어 - Day 021 (20190430)
[Telephone English] Learning English by phone #020
전화영어 - Day 020 (20190427)
[Telephone English] Learning English by phone #019
전화영어 - Day 019 (20190425)
[Telephone English] Learning English by phone #018
전화영어 - Day 018 (20190423)
[Telephone English] Learning English by phone #017
전화영어 - Day 017 (20190418)
[Telephone English] Learning English by phone #016
전화영어 - Day 016 (20190416)
[Telephone English] Learning English by phone #015
전화영어 - Day 015 (20190413)
[Telephone English] Learning English by phone #014
전화영어 - Day 014 (20190411)
[Telephone English] Learning English by phone #013
전화영어 - Day 013 (20190409)
[Telephone English] Learning English by phone #012
전화영어 - Day 012 (20190404)
[Telephone English] Learning English by phone #011
전화영어 - Day 011 (20190402)
[Telephone English] Learning English by phone #010
전화영어 - Day 010 (20190330)
[Telephone English] Learning English by phone #009
전화영어 - Day 009 (20190328)
[Telephone English] Learning English by phone #008
전화영어 - Day 008 (20190326)
[Telephone English] Learning English by phone #007
전화영어 - Day 007 (20190321)
[Telephone English] Learning English by phone #006
전화영어 - Day 006 (20190319)
[Telephone English] Learning English by phone #005
전화영어 - Day 005 (20190316)
[Telephone English] Learning English by phone #004
전화영어 - Day 004 (20190312)
[Telephone English] Learning English by phone #003
전화영어 - Day 003 (20190309)
[Telephone English] Learning English by phone #002
전화영어 - Day 002 (20190307)
[Telephone English] Learning English by phone #001
전화영어 - Day 001 (20190305) * This is the first time to meet Ace.
telephone english
[Telephone English] Learning English by phone #032
전화영어 - Day 032 (20190618)
[Telephone English] Learning English by phone #030
전화영어 - Day 030 (20190530)
[Telephone English] Learning English by phone #029
전화영어 - Day 029 (20190528)
[Telephone English] Learning English by phone #028
전화영어 - Day 028 (20190525)
[Telephone English] Learning English by phone #027
전화영어 - Day 027 (20190523)
[Telephone English] Learning English by phone #026
전화영어 - Day 026 (20190516)
[Telephone English] Learning English by phone #025
전화영어 - Day 025 (20190514)
[Telephone English] Learning English by phone #024
전화영어 - Day 024 (20190509)
[Telephone English] Learning English by phone #023
전화영어 - Day 023 (20190504)
[Telephone English] Learning English by phone #022
전화영어 - Day 022 (20190502)
[Telephone English] Learning English by phone #021
전화영어 - Day 021 (20190430)
[Telephone English] Learning English by phone #020
전화영어 - Day 020 (20190427)
[Telephone English] Learning English by phone #019
전화영어 - Day 019 (20190425)
[Telephone English] Learning English by phone #018
전화영어 - Day 018 (20190423)
[Telephone English] Learning English by phone #017
전화영어 - Day 017 (20190418)
[Telephone English] Learning English by phone #016
전화영어 - Day 016 (20190416)
[Telephone English] Learning English by phone #015
전화영어 - Day 015 (20190413)
[Telephone English] Learning English by phone #014
전화영어 - Day 014 (20190411)
[Telephone English] Learning English by phone #013
전화영어 - Day 013 (20190409)
[Telephone English] Learning English by phone #012
전화영어 - Day 012 (20190404)
[Telephone English] Learning English by phone #011
전화영어 - Day 011 (20190402)
[Telephone English] Learning English by phone #010
전화영어 - Day 010 (20190330)
[Telephone English] Learning English by phone #009
전화영어 - Day 009 (20190328)
[Telephone English] Learning English by phone #008
전화영어 - Day 008 (20190326)
[Telephone English] Learning English by phone #007
전화영어 - Day 007 (20190321)
[Telephone English] Learning English by phone #006
전화영어 - Day 006 (20190319)
[Telephone English] Learning English by phone #005
전화영어 - Day 005 (20190316)
[Telephone English] Learning English by phone #004
전화영어 - Day 004 (20190312)
[Telephone English] Learning English by phone #003
전화영어 - Day 003 (20190309)
[Telephone English] Learning English by phone #002
전화영어 - Day 002 (20190307)
[Telephone English] Learning English by phone #001
전화영어 - Day 001 (20190305) * This is the first time to meet Ace.
thread
[Java] Java Thread States
Goal Java Thread 상태의 종류를 알아보자 Thread의 상태는 언제 변화하고 어떻게 변화하는지 알아보자
tool
[MacOS] Macs Fan Control
Goal What is Macs Fan Control? How to install Practice Macs Fan Control Monitors and controls fans on Apple computers Real-time monitoring o...
[MacOS] htop
Goal What is htop? How to install Practice HTOP Process manager to monitor system processes It was developed to replace top which was UNIX b...
[Brackets] Bracket FTP/SFTP 플러그인(Synapse) 설치
Goal Bracket FTP/SFTP 플러그인을 통한 원격 에디팅
[Eclipse] Eclipse 실행 JVM 변경하기
Goal 기본 실행 Java 버전 변경 후, Eclipse 실행 오류 해결
trouble shooting
[MariaDB/MySQL] JDBC Driver ‘server time zone’ 에러 해결방법
Goal The server time zone value ‘KST’ is unrecognized or represents more than one time zone. 에러 해결
troubleshooting
[Java] Jackson JSON ‘Unrecognized token ***
Problem I receive JSON data from Django REST Server However, it caused ‘Unrecognized token’ error In my case, this error occured by ‘True’ and ‘None’ ...
[Eclipse RCP] How to fix encoding problem when builing a progrma
Problem After building my application, text(Korean) in labels were cracked
[Android] Build error : Execution failed for task ‘:app:transformDexWithInstantRunslicesApkForDebug after upgrading Android Studio
Goal Solve the problem error related with build
[Android] Bar chart is not visible, nevertheless values of it are visible in MPAndroidChart
Goal Solve the problem which bars are not visible in chart
[Android] Cleartext HTTP traffic to X.X.X not permitted
Goal Solve ‘Cleartext HTTP traffic to X.X.X not permitted’ error
[Django] Invalid HTTP_HOST header: ‘[HOST]’. You may need add ‘[HOST]’ to ALLOWED_HOSTS
Goal To solve “Invalid HTTP_HOST header: ‘[HOST]’. You may need add ‘[HOST]’ to ALLOWED_HOSTS”’ problem.
[Django] ImportError: Couldn’t import Django. Are you sure it’s installed and available on your PYTHONPATH envrionment variables? Did you forget to activate a virtual environment?
Goal To know why this problem occurs To solve this problem
[PyCharm] ‘Python version 2.7 does not support this syntax.’ Troubleshooting
Goal To find the cause of ‘Python version 2.7 does not support this syntax.’ problem and solve it. To change another python intepreter in PyCharm
[Android] More than one file was found with OS independent path ‘META-INF/XXXX’ Troubleshooting
Goal To solve More than one file was found with OS independent path ‘META-INF/XXXX’ error
[Logstash] Getting started with Logstash
Goal Learn about Logstash and install in Linux. Move data from MariaDB to Elasticsearch.
[Django] Invalid HTTP_HOST header 문제 해결
Goal 클라이언트에서 접속 시, 발생하는 ‘Invalid HTTP_HOST header’ 문제 해결
[ActiveMQ] Message Expiration(Time to Live) Confusion
Goal 설정한 Expiration Time과 다르게 작동하거나, 메시지가 바로 파기 되는 문제를 해결하고자 한다.
[Oracle] JDBC ‘locale not recognized’ 오류 해결
Goal MAC OS 업데이트 후, Oracle JDBC 연결 할 때, 로케일 인식 오류 발생
tutorial
[Data Analysis] SQL Recipe for Data Analysis Tutorial #6 - Aggregating data based on the time series
Goal Studying SQL for data analysis Practicing chapter 4th in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #5 - Manipulating multiple tables
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #4 - Manipulating a single table
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #3 - Manipulating multiple values
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #2 - Manipulating a single value
Goal Studying SQL for data analysis Practicing chapter 3rd in the book Studying SQL for Manipulating data
[Data Analysis] SQL Recipe for Data Analysis Tutorial #1 - Setup the environment
Goal Studying SQL for data analysis Install PostgreSQL docker for buildiing testing environment
[GitHub] GitHub Tutorial - #001 What is Git/GitHub?
Goal Git/GitHub는 무엇인가? Git/GitHub에서 사용되는 기본적인 개념 파악
[Logstash] Getting started with Logstash
Goal Learn about Logstash and install in Linux. Move data from MariaDB to Elasticsearch.
[Java] OpenCV Tutorial
Goal OpenCV 를 통한 비디오 재생 구현
[Spring Boot] Spring Boot Tutorial #2 - Tomcat Deployment
Goal Spring Boot 어플리케이션을 이용하여 웹 서버에 war 배포 가능 어떻게 war 파일 형태로 만들고, 어떻게 Tomcat 웹서버에 Spring Boot 어플리케이션을 배포하는지 학습
[Spring Boot] Spring Boot Tutorial #1 - Hello World
Goal Spring Boot 사용법 익히기 Spring Boot 란 Spring Boot 프로젝트 생성 및 빌드
[Java] NIO DatagramChannel Tutorial
Goal Java NIO DatagramChannel을 이용하여 UDP Send/Receive 구현
[Django] Djang Startup Tutorial #2 - App 생성 View / Mapping
Goal Django Framework를 사용법 숙지 Django App 생성 App View 작성 & URI 매핑
[Django] Djang Startup Tutorial #1 - Install Django & Create Project
Goal Django Framework를 사용법 숙지 Django 설치 및 프로젝트 생성
udp
[Java] NIO DatagramChannel Tutorial
Goal Java NIO DatagramChannel을 이용하여 UDP Send/Receive 구현
virtual
[Django] Setup virtual enviroment
Goal How to setup Python virtual environment
vm
[Eclipse] Eclipse 실행 JVM 변경하기
Goal 기본 실행 Java 버전 변경 후, Eclipse 실행 오류 해결
whole world
[Android] How to show whole world in android google map api
Goal Android에서 Google Map API를 통해 전세계 지도를 한 눈에 보기
word
[Markdown] Markdown to HTML/MS Word by Pandoc
Goal To covert Markdown file to HTML or MS Word file by using Pandoc
writing
기업가치
[Startup] 기업가치에 대해서
Goal 기업가치에 대한 개념 정리
마크다운.pandoc
[Markdown] Markdown to HTML/MS Word by Pandoc
Goal To covert Markdown file to HTML or MS Word file by using Pandoc
맥
[Markdown] Markdown to HTML/MS Word by Pandoc
Goal To covert Markdown file to HTML or MS Word file by using Pandoc
[MacOS] Homebrew로 특정 OpenCV 설치
Goal Homebrew를 이용하여 특정 OpenCV 버전을 설치
알리바바
[RocketMQ] Quick-Start
Goal RocketMQ란 무엇인가 RocketMQ 설치 및 간단한 테스트