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Is the sizeof(some pointer) always equal to four?
...lude <stdio.h>
#include <stdlib.h>
int main() {
char far* ptr; // note that this is a far pointer
printf( "%d\n", sizeof( ptr));
return EXIT_SUCCESS;
}
If you compile this program with Open Watcom and run it, you'll get 6, because far pointers that it supports consist of 3...
How can you find out which process is listening on a port on Windows?
...
New answer, powershell
Get-Process -Id (Get-NetTCPConnection -LocalPort YourPortNumberHere).OwningProcess
Old answer, cmd
C:\> netstat -a -b
(Add -n to stop it trying to resolve hostnames, which will make it a lot faster.)
Note Dane's recommendation for TCPView. It ...
Can't connect to local MySQL server through socket '/var/mysql/mysql.sock' (38)
...ad of 'localhost' in mysql_connect(). This "forces" php to connect through TCP/IP instead of a unix socket.
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In which scenario do I use a particular STL container?
...
Hmmm, I think your std::array should be std::unique_ptr<T[]>. Quick summary: vector has variable size, unique_ptr<T[]> has size determined at time of creation, array requires its size to be a compile-time constant.
– Ben Voigt
...
What does “zend_mm_heap corrupted” mean
...ternals developer.
The course of action should be:
Open a bug report on http://bugs.php.net
If you have a segfault, try to provide a backtrace
Include as much configuration information as seems appropriate, in particular, if you are using opcache include optimization level.
Keep checking the bu...
How to initialize a private static const map in C++?
...lared.
//If you are using a pointer to your class such as:
std::shared_ptr<MyClass> || std::unique_ptr<MyClass>
// Then it would look like this:
pMyClass->getMyMap().at( index ); // And Will do the same as
Determine the line of code that causes a segmentation fault?
...g the program inside a debugger. An example:
int main() {
volatile int *ptr = (int*)0;
*ptr = 0;
}
$ gcc -g -fsanitize=address main.c
$ ./a.out
AddressSanitizer:DEADLYSIGNAL
=================================================================
==4848==ERROR: AddressSanitizer: SEGV on unknown addr...
Is it intended by the C++ standards committee that in C++11 unordered_map destroys what it inserts?
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How do you specify a different port number in SQL Management Studio?
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How can I access the MySQL command line with XAMPP for Windows?
...r default to, in
order of preference, my.cnf, $MYSQL_TCP_PORT,
/etc/services, built-in default (3306).
--progress-reports Get progress reports for long running commands (like
ALTER TABLE)
(Defaults to on; use ...