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When is a C++ destructor called?
...with another object of the same type but don't want to free memory just to allocate it again. You can destroy the old object in place and construct a new one in place. (However, generally this is a bad idea.)
// pointer is destroyed because it goes out of scope,
// but not the object it pointed to....
-didSelectRowAtIndexPath: not being called
...after I implemented UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(dismissKeyboard)]; [self.view addGestureRecognizer:tap];
– coolcool1994
Jul 4 '13 at 21:31
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Fatal error: Class 'SoapClient' not found
... service example and I get this error even though I uncommented extension=php_soap.dll in the php.ini file:
11 Answers
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Is PHP's count() function O(1) or O(n) for arrays?
Does count() really count the all the elements of a PHP array, or is this value cached somewhere and just gets retrieved?
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How do you debug PHP scripts? [closed]
How do you debug PHP scripts?
30 Answers
30
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Software Design vs. Software Architecture [closed]
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I'd say you are right, in my own words;
Architecture is the allocation of system requirements to system elements. Four statements about an architecture:
It can introduce non-functional requirements like language or patterns.
It defines the interaction between components, interfaces,...
Why is creating a Thread said to be expensive?
... there is a fair bit of work involved:
A large block of memory has to be allocated and initialized for the thread stack.
System calls need to be made to create / register the native thread with the host OS.
Descriptors need to be created, initialized and added to JVM-internal data structures.
It...
How can I measure the speed of code written in PHP? [closed]
...ow three of those :
Webgrind ; web interface ; should work on any Apache+PHP server
WinCacheGrind ; only on windows
KCacheGrind ; probably only Linux and linux-like ; That's the one I prefer, btw
To get profiling files, you have to install and configure Xdebug ; take a look at the Profiling PHP...
How to embed small icon in UILabel
...tKit. Some sample code:
NSTextAttachment *attachment = [[NSTextAttachment alloc] init];
attachment.image = [UIImage imageNamed:@"MyIcon.png"];
NSAttributedString *attachmentString = [NSAttributedString attributedStringWithAttachment:attachment];
NSMutableAttributedString *myString= [[NSMutableAtt...
Array Length in Java
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It contains the allocated size, 10. The unassigned indexes will contain the default value which is 0 for int.
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