Search notes:

int 3

int 3 calls the debug exception handler.
int 3 is similar to a far call instruction. But it also pushes the eflags register on the stack before it pushes the return address. The iret instruction will jump back and pop the eflags register.
Opcode: 0xcc

See also

The cl intrinsic function __debugbreak() and the WinAPI function DebugBreak().
x86/x64 instructions

Index

Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 8 attempt to write a readonly database in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php:78 Stack trace: #0 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(78): PDOStatement->execute(Array) #1 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(30): insert_webrequest_('/notes/developm...', 1788559739, '216.73.216.30', 'Mozilla/5.0 App...', NULL) #2 /home/httpd/vhosts/renenyffenegger.ch/httpsdocs/notes/development/languages/assembler/x86/instructions/int/3/index(45): insert_webrequest() #3 {main} thrown in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php on line 78