"Write the operating system yourself" read Sense http://blog.csdn.net/zgh1988/article/details/7059936
Comprehensive analysis of the first chapter of "self-writing Operating System" http://blog.csdn.net/zgh1988/article/details/7060032
Comprehensive
In our program development, we often encounter program running errors. PHP will give different prompts based on the program error level. For example, what warnings, errors, and other errors can be set. if there are only some small errors, we can
In many cases, our PHP files will appear some very difficult to troubleshoot the error, such as the output of Great white page, tuning the wrong. It is possible that PHP's error level masks some non-fatal errors, causing no error prompts. So
Error-level variable Comparison table of PHP error_reporting, errorreporting. The error-level variable Comparison table of error_reporting in PHP. the error information of errorreporting in PHP can be set using the error_reporting () function: its
You can set the server-to-error alarm level in php.ini. By default, PHP will report all errors except for notifications.Error reporting levels are set by a number of predefined constants,Grammarint error_reporting ([int level]) 1 e_error report
In many cases, our PHP files will have some very difficult to troubleshoot errors, such as the output of large white pages, wrong debugging. It is possible that the error level of PHP masked some non-fatal errors, resulting in no error prompts. So
In the C language we started with, the main function in the int main () function of the last always add a return 0; As the returned value, we did not know what the meaning of this return value, we often use the normal function of the return value,
OS error code 1:operation not permittedos error code 2:no such file or Directoryos error code 3:no such proces SOS error code 4:interrupted system callos error code 5:input/output erroros error code 6:no such device or ad Dressos error code
SQL Server detected that the consistency-based logical I/O error PageID is incorrect (should be 1:1772, but actually 0:0). In the file ' D:\Program Files\Microsoft SQL SERVER\MSSQL10_50.MSSQLSERVER\MSSQL\DATA\SGDTCC. This error occurs during the
PHP error handling function, php error function. PHP error handling function. php error functions are in PHP. the default error handling function is simple. An error message is sent to the browser. The message contains the file name, row number, and
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