On 15 May 2008, at 17:40, Johnny Lundy wrote:
but I am puzzled as to how my new class got instantiated. Here's
what I did:
1. Create the class, the .h and .m files.
2. Code the ivars, their @property directives, and their @synthesize
directives.
3. Write 2 instance methods plus the -ini
On 19 May 2008, at 17:22, john darnell wrote:
As far as I can tell, it is kind of like a virtual function (virtual
because I, the programmer, am expected to flesh it out) that resembles
an event attached to a given class.
You're in the right ball park.
The bit you're missing is that with vir
On 19 May 2008, at 18:01, I. Savant wrote:
On Mon, May 19, 2008 at 12:52 PM, Michael Vannorsdel <[EMAIL PROTECTED]
> wrote:
Delegates act like observers.
Well, no, not really.
I think that was 'observers', not 'Observers'.
(i.e. not in the Cocoa/KVO sense)
Sometimes wonder if we're going
In the same way that there are that there are breakpoints that will
catch all the Objective C exceptions that are thrown...
Is there a good place to set a breakpoint to catch selectors that
aren't recognised by the receiving object? I want to get in and have a
good look around when it occur
an aSelector message it can’t respond to or forward. This method, in
turn, raises an NSInvalidArgumentException, and generates an error
message."
Hank
On May 23, 2008, at 9:51 AM, Paul Sargent wrote:
In the same way that there are that there are breakpoints that will
catch all the O
Just FYI, Core Image is normally dealt with n the Quartz list rather
than here, but not to worry.
On 22 May 2008, at 22:36, Jordan Woehr wrote:
Does this mean that it is not possible to write a bilateral filter
which does the computations on the GPU?
Filters of variable kernel size are trick
On 24 May 2008, at 05:39, Andreas Mayer wrote:
I thought, maybe a picture would help:
http://www.harmless.de/images/other/files_owner.png
Exactly the picture I was about to draw.
Johnny Lundy wrote:
Saying it connects the nib to an object outside the nib sounds good,
but what object is th
Hi,
I'm writing a model class that uses (in order to access on on disk
database) NSFileManager to read directory contents, and so I'm using
the method:
- (NSArray *)contentsOfDirectoryAtPath:(NSString *)path error:(NSError
**)error
(directoryContentsAtPath is depreciated in 10.5, and th
On 27 May 2008, at 21:24, Adam R. Maxwell wrote:
In general, I think you're supposed to add NSError** parameters to
pass it back up to some class that knows how to present an error,
but I find that's not always practical, and it tends to be messy.
In such cases I typically take the easy
El 02/06/2008, a las 10:45, Michael Vannorsdel escribió:
This will happen if the window is deallocated. It's probably
getting cleaned up by garbage collection.
On 2 Jun 2008, at 10:05, Francis Perea wrote:
I've also supposed it was happening that, and I've tried to correct
it by using
On 2 Jun 2008, at 16:45, [EMAIL PROTECTED] wrote:
I would like to talk to Mail.app / ditto for (NDA - aware) iPhone
platform.
Ric.
You're probably looking at using the scripting bridge/AppleScript to
talk to Mail.app.
I know nothing about it, but it's where I'd start looking.
Obviously
On 2 Jun 2008, at 18:50, Bill Bumgarner wrote:
While learning the retain/release paradigm is certainly useful, it
is considerably more complex than GC. It is also unnecessary while
learning Cocoa. Specifically, GC is intended to be a production
quality solution that you can use in your
On 2 Jun 2008, at 12:16, Francis Perea wrote:
Hi Paul.
I've disabled GC as Michael and you propose and the application it's
working right now.
I've had to "retain" both properties of the model class (generator)
and the instance of that class in the controller class
(generatorcontroller
On 8 Jun 2008, at 01:23, Bill Bumgarner wrote:
One of the tenets of GCC is that *it controls the layout of the
stack always* and this is done quite explicitly because of
performance.
I think this is the crucial point when considering how any GC will
work with gcc.
If gcc controls the s
On Wed, Jun 25, 2008 at 11:20 PM, Scott Anguish <[EMAIL PROTECTED]> wrote:
>
> On Jun 25, 2008, at 4:47 PM, Simon Fleming wrote:
>
>> Dear All,
>>
>>
>>
>> Can anyone help me create a sphere in openGL ES for the iphone?
>>
>>
>
> NO they can't. The iPhone SDK is covered by a non-disclosure agreeme
Remember that some raw files contain multiple resoltions (i.e. a
thumbnail and the main image), so you may not always want the first one.
On 6 Jul 2008, at 04:29, James Merkel wrote:
Will look into CGImageRef using ImageIO. However, I found that if I
use: imageRepsWithContentsOfFile: rather
Hi all,
I've obviously not got the right mental model for something and I'm
wondering why. It should be fairly obvious that this is quite early on
in my Cocoa Career.
I've got an outline view that has a data source. The data source has
routines that look like this:
-(id) outlineView:(NS
On 19 Jul 2008, at 23:18, Quincey Morris wrote:
On Jul 19, 2008, at 14:35, Paul Sargent wrote:
This works fine the first time the view is populated, but when it's
refreshed it just calls the second method with the pointers to the
dictionaries I return first time round. Trouble is th
On 19 Jul 2008, at 22:49, Andy Lee wrote:
On Jul 19, 2008, at 5:35 PM, Paul Sargent wrote:
This works fine the first time the view is populated, but when it's
refreshed it just calls the second method with the pointers to the
dictionaries I return first time round. Trouble is they&#x
On 20 Jul 2008, at 09:02, Ken Thomases wrote:
On Jul 19, 2008, at 7:52 PM, Paul Sargent wrote:
While you're right I would return different objects if I was called
twice, I'm not. As I understand it the Outline View will only ask
for objects when it knows the data has changed (e.
On 17 Mar 2008, at 17:46, Hamish Allan wrote:
If you're cutting your programming teeth on Cocoa, you might find that
Python or Ruby is gentler.
I'm not sure I agree. Two problems for me.
* Cocoa isn't a seamless fit with either python or ruby, so there are
little corner cases around that d
Coming from other object based languages I'm aware that each language can
have it's own idioms for common tasks. In particular coming from doing a lot
of python, I'm finding myself wanting to do a few things with NSArrays that
I would do quite easily with python lists.
Can anybody suggest a good w
On 29 Apr 2008, at 04:22, K. Darcy Otto wrote:
First, I still get the warning that the superclass "may not respond"
to the method (and to be sure, it is only implemented in the
subclass, but the superclass calls it after a conformsToProtocol:
check).
Sounds like the way things a decompose
On 9 May 2008, at 10:10, Simon Wolf wrote:
I'm going to apologise here in my first contribution to this list
for the potential stupidity of my questions. I'm a VB developer who
has been a Mac user for several years but I'm only now starting to
dip my toe into XCode and I think that I'm goin
Sorry, long non-cocoa post, but maybe there some useful info for
someone.
On 7 May 2008, at 18:33, Army Research Lab wrote:
Pay
particular attention to the section titled "HDL and programming
languages".
Chip designers have had to contend with these problems for years, and
developed languag
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