A PHP Error was encountered
Severity: Warning
Message: mkdir(): Permission denied
Filename: libraries/Common.php
Line Number: 202
Backtrace:
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
Line: 202
Function: mkdir
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
Line: 236
Function: getLatexImg
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
Line: 585
Function: parseLatexImg
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
Line: 425
Function: initBoardView
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/index.php
Line: 315
Function: require_once
A PHP Error was encountered
Severity: Warning
Message: file_put_contents(/DATA/upload/polymath/latex/865c0c0b4ab0e063e5caa3387c1a8741.gif): failed to open stream: No such file or directory
Filename: libraries/Common.php
Line Number: 213
Backtrace:
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
Line: 213
Function: file_put_contents
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
Line: 236
Function: getLatexImg
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
Line: 585
Function: parseLatexImg
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
Line: 425
Function: initBoardView
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/index.php
Line: 315
Function: require_once
는 도둑질을 하려고한다.(따라하지 마세요.) a매장은 차 1대에 2억원, b매장은 오토바이 1대에 1000만원이다. a매장에서 훔치다 걸릴 확률은 99%, b매장은 81%이다. 상식적으로 b매장에 있는 것을 훔치다가 걸릴 확률은 99%나 되므로 차를 훔치는게 좋지만 아이엠i는 다음과 같이 생각하고 a매장에 가서 훔치기로 한다. a매장의 기댓값은 200만원, b매장은 190만원이므로 a매장 것을 훔치는게 났다! 어디가 잘못됬을까?
