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Creating the Singleton design pattern in PHP5
How would one create a Singleton class using PHP5 classes?
21 Answers
21
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What is a C++ delegate?
...
int f(double d) { ... }
typedef int (*MyFuncT) (double d);
MyFuncT fp = &f;
int a = fp(3.14);
Option 4: pointer to member functions (fastest solution)
See Fast C++ Delegate (on The Code Project).
struct DelegateList
{
int f1(double d) { }
int f2(double d) { }
};
typedef int (D...
iOS 7 TableView like in Settings App on iPad
...10, 0);
BOOL addLine = NO;
if (indexPath.row == 0 && indexPath.row == [tableView numberOfRowsInSection:indexPath.section]-1) {
CGPathAddRoundedRect(pathRef, nil, bounds, cornerRadius, cornerRadius);
} else if (indexPath.row == 0) {
...
Use PHP to create, edit and delete crontab jobs?
Is it possible to use PHP to create, edit and delete crontab jobs?
12 Answers
12
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How can I use an array of function pointers?
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You have a good example here (Array of Function pointers), with the syntax detailed.
int sum(int a, int b);
int subtract(int a, int b);
int mul(int a, int b);
int div(int a, int b);
int (*p[4]) (int x, int y);
int main(void)
{
int result;...
Apache shows PHP code instead of executing it
I have recently been trying to install PHP and Apache on my computer. After many hours, they're installed. I have modified the httpd.conf and php.ini files like everyone says. I then created a simple PHP script:
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Why do you not use C for your web apps?
...ich comes "for free" with a more, shall we say "web-centric" language like PHP or C# or Ruby or whatever. That means you pay more.
Add all of that to the fact that single-threaded computational speed just isn't that important on the web. If you need more scalability, most organizations can econom...
Get value from SimpleXMLElement Object
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silly question, but isn't that a bug? see php.net/simplexml#95762 why you don't have to cast type on some fields but on others you have to?
– gcb
Feb 16 '14 at 9:39
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PHP Get all subdirectories of a given directory
... if($file->isDir()) {
echo strtoupper($file->getRealpath()), PHP_EOL;
}
}
Replace strtoupper with your desired function.
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Select mySQL based only on month and year
...red statements. In short, use whatever method is recommended these days in PHP, to avoid any SQL injection issues.
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