// Mysql error 코드 추출 if driverErr, ok := err.(*mysql.MySQLError); ok { errorNo = driverErr.Number errorMessage = driverErr.Message } else { errorMessage = err.Error() }

regedit.exe 실행 위치 컴퓨터\HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Themes\Personalize ColorPrevalance 값은 0 -> 1로 변경

Function: __construct() __desctruct() __call() __callStatic() __get() __set() __isset() __unset() __sleep() __wakeup() __serialinze() __unserialize() __toString() __invoke() __set_state() __clone() __debugInfo() 참조: www.php.net/manual/en/language.oop5.magic.php

1. system 2. const 3. eq_ref 4. ref 5. fulltext 6. ref_or_null, 7. unique_subquery 8. index subquery 9. range 10. index_merge 11. index 12. all

SELECT ~ FROM ~ WHERE ~ GROUP BY ~ HAVING ~ ORDER BY ~ 5 1 2 3 4 6 1. FROM 2. WHERE 3. GROUP 4. HAVING 5. SELECT 6. ORDER BY

location ~ ^/디렉토리명(.*)$ { rewrite ^/디렉토리명(.*) /$1 break; resolver 192.168.200.1; proxy_pass $scheme://$server_name:30080; proxy_set_header X-Real-IP $remote_addr; # 실제 접속자의 IP를 X-Real-IP 헤더에 입혀서 전송. proxy_redirect off; }