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How do I record audio on iPhone with AVAudioRecorder?

... - (void) startRecording{ UIBarButtonItem *stopButton = [[UIBarButtonItem alloc] initWithTitle:@"Stop" style:UIBarButtonItemStyleBordered target:self action:@selector(stopRecording)]; self.navigationItem.rightBarButtonItem = stopButton; [stopButton release]; AVAudioSession *audioSession = [AVAudi...
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error C2664:...No user-defined-conversion operator available that can ...

...operator cannot be callederror C2664: '__thiscall std::list<int,class std::allocator<int> >::std::list<int,class std::allocator<int> >(unsigned...error C2664: '__thiscall std::list<int,class std::allocator<int> >::std::list<int,class std::allocator<int> >(unsigned int,const int &, const class std::...
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What are some uses of template template parameters?

...t; std::endl; } NOTE: std::vector has two template parameters, type, and allocator, so we had to accept both of them. Fortunately, because of type deduction, we won't need to write out the exact type explicitly. which you can use like this: f&lt;std::vector, int&gt;(v); // v is of type std::vect...
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Is int[] a reference type or a value type?

...bject. This means that all arrays are always reference types which are allocated on the managed heap, and your app's variable contains a reference to the array and not the array itself. https://msdn.microsoft.com/en-us/library/bb985948.aspx ...
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Automatically create an Enum based on values in a database lookup table?

... Or...lets say I allow someone in my web.config define token types for email templates for my email templating code. It would be nice if my existing enum called EmailTokens which represents those string types would be gened based off those types defined in my web.config. So if ...
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Can I use CASE statement in a JOIN condition?

...e image we can see that the relationship between sys.partitions and sys.allocation_units depends on the value of sys.allocation_units.type . So to join them together I would write something similar to this: ...
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REST APIs: custom HTTP headers vs URL parameters

... part of a REST API? Authentication: GUIDs, basic authentication, custom tokens, etc. e.g., Basic Authentication with a Guid token for REST api instead of username/password If you get involved in passing tokens or other authentication-like information between domains covered by PCI-DSS or othe...
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UIPopovercontroller dealloc reached while popover is still visible

...ne and iPad): UIImagePickerController *picker = [[UIImagePickerController alloc] init]; picker.delegate = self; picker.sourceType = UIImagePickerControllerSourceTypeCamera; picker.allowsEditing = YES; picker.modalPresentationStyle = UIModalPresentationPopover; UIPopoverPresentationController* popov...
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Why would I prefer using vector to deque

...e difference one should know how deque is generally implemented. Memory is allocated in blocks of equal sizes, and they are chained together (as an array or possibly a vector). So to find the nth element, you find the appropriate block then access the element within it. This is constant time, beca...
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How to create a file with a given size in Linux?

...a huge blocksize will perform much worse once it gets very big, as it will allocate and read that amount into memory before writing. If this is somethig like bs=4GiB you'll probably end up swapping. – Brian Sep 29 '08 at 7:40 ...