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Do AJAX requests retain PHP Session info?
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If PHP error reporting is turned on, you can get a session error returned with the AJAX response. I've been intermittently getting a Warning: session_write_close(): Failed to write session data (user) error lately in a project, ...
How can I split a comma delimited string into an array in PHP?
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One way is to use count() (aka sizeof) - php.net/manual/en/function.count.php
– Matthew Groves
Nov 11 '15 at 13:19
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Can you attach a UIGestureRecognizer to multiple views?
...matically UITapGestureRecognizer *tapRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(didPressed:)]; [self.view1 addGestureRecognizer:tapRecognizer]; [self.view2 addGestureRecognizer:tapRecognizer]; Output view1 has no gesture recognizers array ; view2 has got ges...
What is the difference between public, private, and protected?
...e property / method will be public.
More: (For comprehensive information)
PHP Manual - Visibility
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String comparison using '==' vs. 'strcmp()'
It seems that PHP's === operator is case sensitive. So is there a reason to use strcmp() ?
13 Answers
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Programmatically set the initial view controller using Storyboards
...ngWithOptions:(NSDictionary *)launchOptions
{
self.window = [[UIWindow alloc] initWithFrame:UIScreen.mainScreen.bounds];
UIStoryboard *storyboard = [UIStoryboard storyboardWithName:@"MainStoryboard" bundle:nil];
UIViewController *viewController = // determine the initial view controlle...
When to use -retainCount?
...meaningless.
If you're trying to track down why an object isn't getting deallocated, use the Leaks tool in Instruments. If you're trying to track down why an object was deallocated too soon, use the Zombies tool in Instruments.
But don't use -retainCount. It's a truly worthless method.
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PHP - concatenate or directly insert variables in string
I am wondering, What is the proper way for inserting PHP variables into a string?
This way:
14 Answers
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How do I convert a string to a number in PHP?
...Script we can use Number() , but is there any similar method available in PHP?
30 Answers
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What does a \ (backslash) do in PHP (5.3+)?
What does a \ do in PHP?
4 Answers
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