Best Result For : 999999.9 uNiOn aLl sElEcT cAsT 0x393133353134353632312e39 as char
Union select null, null, null, null, null, null, null from information_schema.tables. for a small database containing three tables. this instruction is used in sql injection I tried it and it worked but I didn't really know how it works can somebody help me...
Best Result For : 999999.9 uNiOn aLl sElEcT cAsT 0x393133353134353632312e39 as char --. تفسير فرط السبحة في المنام.
The NULL macro is required to expand to "an implementation-defined null pointer constant". A null pointer constant is defined as "An integer constant expression with the value 0, or such an expression cast to type void *". Counterintuitively, this definition does not require the expansion of NULL to be an...
Используйте NULL в UNION-инъекциях вместо попыток угадать строку, дату, число и прочее. Но будьте аккуратны при слепой инъекции, т.к. вы можете спутать ошибку БД и самого приложения. Некоторые языки, например ASP.NET, выдают ошибку при использовании значения NULL (т.к...
In C++, initializing null pointers with 0 or NULL have the following problems: It is impossible to distinguish between a null pointer and integer 0 for overloaded functions.
GetBytes(Char[]). When overridden in a derived class, encodes all the characters in the specified character array into a sequence of bytes.
SQL> select count(*) from chr where x is null
char *p should be easy enough: p is a pointer to char.