hello list
i have written a chat client as part of an app i am developing that
uses a subclassed NSTextView to draw bubbles around messages, in the
iChat style. this works well for me and a few hundred other users,
except for one who reports that any time a message is entered the
application
On 19 Jan 2010, at 09:51:36, Richard wrote:
OS Version: Mac OS X 10.5.7 (9J61)
Maybe he's the only one still using 10.5.7 and some bug that was fixed in
10.5.8 is causing it.
Just a thought
Matt Gough___
Cocoa-dev mailing list
On 18.1.2010, at 23:17, Jarod Wen wrote:
Good points guys! In my application the table data depends on the movie it
comes from. And also, there will be several tables for one movie (for
example, one is for the video information and the other is about the audio
information).
The reason
The Cocoa Bindings Reference lists many bindings under the heading
Parameters Bindings.
Parameters are values passed into a function. What does that have to
do with bindings?
--Richard
___
Cocoa-dev mailing list (Cocoa-dev@lists.apple.com)
On 18-Jan-10, at 9:29 PM, Per Bull Holmen wrote:
...Again, I have clearly not explained what I wanted to do properly.
No, I did not want what you describe. I have done it now, I chose to
use threads, and it got far cleaner than the standard Cocoa way.
No, I don't have to handle any other
hi everyone,
I am developing an application to change IPADDRESS for my network card
(device)
i am using command like :
1)ifconfig en5 192.168.2.99
or
2)sudo ifconfig en5 alias 192.168.2.99 netmask 255.255.255.255
After reboot the system ipaddress is not set to my card ie,it s not
Ben Haller wrote:
On 18-Jan-10, at 9:29 PM, Per Bull Holmen wrote:
...Again, I have clearly not explained what I wanted to do properly. No, I
did not want what you describe. I have done it now, I chose to use threads,
and it got far cleaner than the standard Cocoa way. No, I don't have
On Jan 19, 2010, at 4:44 AM, Richard Somers wrote:
The Cocoa Bindings Reference lists many bindings under the heading
Parameters Bindings.
Parameters are values passed into a function. What does that have to do with
bindings?
Conventionally, values passed to a function are called
On Jan 19, 2010, at 4:44 AM, Richard Somers wrote:
The Cocoa Bindings Reference lists many bindings under the heading
Parameters Bindings. Parameters are values passed into a function.
What does that have to do with bindings?
To answer my own question, parameters are actually variables
Hi all
Sorry that Yahoo mail (my mail service) destroyed my indentation on the last
post. I guess that wasn't easy to read... :(
Actually I don't know how to send the code properly with Yahoo Mail. If I find
it out I might repost. Perhaps pasting it into XCode would restore the
indentation.
On Jan 19, 2010, at 7:28 AM, Keary Suska wrote:
Is there something you don't understand about the binding options,
or are you arguing semantics?
Just trying to comprehend controllers and bindings. I think you
confirmed the answer my question. Parameters Bindings are called
such because
Yes, the C++ Class is in a BSD Static library.
I am checking the compiler options etc now.
I'll let you know the result.
-db
On Jan 18, 2010, at 10:09 PM, Ken Thomases wrote:
On Jan 18, 2010, at 9:50 PM, David Blanton wrote:
So I set stack-protector-all as other C++ flags and got
Got it! Thanks guys for all your suggestions!
On Jan 19, 2010, at 2:51 AM, Kai Brüning wrote:
On 18.1.2010, at 23:17, Jarod Wen wrote:
Good points guys! In my application the table data depends on the movie it
comes from. And also, there will be several tables for one movie (for
On 19 Jan 2010, at 6:58 AM, kirankumar wrote:
After reboot the system ipaddress is not set to my card ie,it s not
taking Persistent store.
is there any command to store ipaddress as Persistent. or is there
any examples to change in plist.
You mention only command-line tools, but assuming you
Hi All
I have an application which crashes with the following logs.
Thread 0 Crashed:
0 libobjc.A.dylib 0x93c9e699 objc_msgSend + 41
1 com.apple.CoreGraphics 0x9267a3eb image_finalize + 82
2 com.apple.CoreFoundation 0x92431788 _CFRelease + 216
3
You might consider inserting a suitable command into one of the
Unix startup scripts. Where they live, or which one you would
need to modify, I don't really know, sorry, but I'm sure you can
track the information down if you try. /etc/rc.netboot looks
promising, and googling 'os x startup
Try this:
http://www.corbinstreehouse.com/blog/2007/10/instruments-on-leopard-how-to-debug-those-random-crashes-in-your-cocoa-app/
2010/1/19 Arun arun...@gmail.com
Hi All
I have an application which crashes with the following logs.
Thread 0 Crashed:
0 libobjc.A.dylib
On Jan 18, 2010, at 6:48 PM, Jo Meder jome...@ihug.co.nz wrote:
Is there a Cocoa equivalent to HIViewGetOptimalBounds()? That
function would return the optimal bounds for an HIView and I found
it very useful.
Not entirely. -sizeToFit and other NSCell methods will get you bounds
On 19 Jan 2010, at 10:23 AM, Arun wrote:
I have an application which crashes with the following logs.
Thread 0 Crashed:
0 libobjc.A.dylib 0x93c9e699 objc_msgSend + 41
1 com.apple.CoreGraphics 0x9267a3eb image_finalize + 82
...
Does any one has idea why this can be
On Jan 19, 2010, at 7:34 AM, Richard Somers
rsomers.li...@infowest.com wrote:
To answer my own question, parameters are actually variables named
in the parenthesized list in a function definition. So Parameters
Bindings must be referring to the binding of variables which are
used in
On Jan 18, 2010, at 9:14 AM, Jerry Krinock wrote:
In documentation,
updateChangeCount: if the change count is 0, the document has no changes to
save, and if the change count is greater than 0, the document has been edited
and is unsaved
isDocumentEdited Returns YES if the receiver
On Jan 18, 2010, at 5:19 PM, Chris Hanson wrote:
On Jan 18, 2010, at 2:43 PM, David Catmull wrote:
Is there any way to make sheets open instantly, instead of animating? I'd
just like to speed up my unit tests.
Why do your unit tests need to bring up sheets?
I'll just call them tests
Per Bull Holmen wrote:
Sorry that Yahoo mail (my mail service) destroyed my indentation on
the last post. I guess that wasn't easy to read... :(
Actually I don't know how to send the code properly with Yahoo
Mail. If I find it out I might repost. Perhaps pasting it into
XCode would
HI All,
I have a cocoa application. Rarely it crashes with the following log
crash messages :
Thread 0 Crashed:
0 libobjc.A.dylib 0x93960699 objc_msgSend + 41
1 com.apple.Foundation 0x90ecf483 __NSFireTimer + 147
2 com.apple.CoreFoundation 0x918108f5
I wish NSDictionary (NSMutableDictionary actually) could handle
arbitrary mappings of one type of object to another, without copying
the keys. A string makes a good key most of the time but what about
the case where you want to do the reverse mapping, to find the string
which you have associated
Hi, I've been working on a image viewer that uses the IKImageView to replace an
old OS9 image window thats used in some of our old internal apps. Looking at
the ImageKit programming guide there is a section on how to use the built in
interface to select filters and their parameters but the
On Jan 19, 2010, at 11:53 AM, Shawn Rutledge wrote:
I wish NSDictionary (NSMutableDictionary actually) could handle
arbitrary mappings of one type of object to another, without copying
the keys. A string makes a good key most of the time but what about
the case where you want to do the
Yogin,
It seems very likely that the target for your timer (the object that would
receive the delayed method call) has been deallocated. I would use zombies to
figure out why that is. You can use them either from Xcode, or via Instruments.
Google has more info.
j o a r
On 19 jan 2010, at
On Jan 19, 2010, at 6:10 AM, Per Bull Holmen wrote:
I have made one class called GameController, which is overridden by
subclasses to control one specific type of game (PS: I will soon
rename the class Controller to MainController, and instance
variable controller to mainController). The
Greg Guerin wrote:
Per Bull Holmen wrote:
Sorry that Yahoo mail (my mail service) destroyed my indentation on
the last post. I guess that wasn't easy to read... :(
Actually I don't know how to send the code properly with Yahoo Mail.
If I find it out I might repost. Perhaps pasting
On Jan 19, 2010, at 8:53 AM, Shawn Rutledge wrote:
I wish NSDictionary (NSMutableDictionary actually) could handle
arbitrary mappings of one type of object to another, without copying
the keys.
It can. If you have a custom class you want to be able to use as a
dictionary key without
Jens Afke wrote:
You've basically implemented coroutines, actually a simple form of
an actor, using multiple threads. Each coroutine is running an event
loop, and the game one blocks waiting for incoming events from the UI
one.
/.../
This is a fine way to do things, except that you can't
On Jan 19, 2010, at 10:09 AM, Paul Bruneau wrote:
When I want to find the key(s) for a given object, I use the -
allKeysForObject method
This is fine, but keep in mind that it's a lot slower since it does a
linear search instead of a hash lookup. (It's O(n) instead of O(1).)
If you're
On Jan 19, 2010, at 10:16 AM, Jens Alfke wrote:
You've basically implemented coroutines, actually a simple form of
an actor, using multiple threads.
The listserv stripped the links from that sentence. They were:
http://en.wikipedia.org/wiki/Coroutine
On Tue, Jan 19, 2010 at 11:24 AM, Jens Alfke j...@mooseyard.com wrote:
On Jan 19, 2010, at 8:53 AM, Shawn Rutledge wrote:
I wish NSDictionary (NSMutableDictionary actually) could handle
arbitrary mappings of one type of object to another, without copying
the keys.
It can. If you have a
On Jan 19, 2010, at 9:40 AM, Kyle Sluder wrote:
This is incorrect. A parameter is a value that defines boundaries or
behavior. The parameter bindings are kept separate from the value
bindings because the latter deal with the data presented by the
view, while the former deal with how that
On Tue, Jan 19, 2010 at 1:24 PM, Jens Alfke j...@mooseyard.com wrote:
On Jan 19, 2010, at 8:53 AM, Shawn Rutledge wrote:
I didn't try CFDictionary yet; is that appropriate for an iPhone app?
But try NSMapTable first. It's sort of halfway between the two — it's an
Objective-C class but it has
I wish NSDictionary (NSMutableDictionary actually) could handle
arbitrary mappings of one type of object to another, without copying
the keys. A string makes a good key most of the time but what about
the case where you want to do the reverse mapping, to find the string
which you have
I am writing a screen saver that forks a process and reads its stdout
chunk by chunk. Since I didn't want it to block on reads, I tried to
find the non-blocking IO parts of Cocoa. I found Cocoa's
NSNotificationCenter, and the associated methods with the NSFileHandle
class, and that seemed to
However the apple UI guidelines state not to use any controls in the bottom
bar.
???
I don't see that. I see a pretty detailed discussion of what kinds of
controls to use in the bottom bar and why.
http://developer.apple.com/mac/library/documentation/UserExperience/Concept
Jens Afke wrote:
The listserv stripped the links from that sentence. They were:
http://en.wikipedia.org/wiki/Coroutine
http://en.wikipedia.org/wiki/Actor_model
Thanks. This is will be very useful as I learn more about game programming.
:)
Per
I'm using an NSURLDownload to download a file from a server. Is there any way I
could find what the size of the file will be so that I could put up a nice
progress indicator?
-Laurent.
--
Laurent Daudelin
AIM/iChat/Skype:LaurentDaudelin
On Tue, Jan 19, 2010 at 2:13 PM, Laurent Daudelin
laurent.daude...@gmail.com wrote:
I'm using an NSURLDownload to download a file from a server. Is there any way
I could find what the size of the file will be so that I could put up a nice
progress indicator?
Implement the
On Jan 19, 2010, at 11:21, Sherm Pendley wrote:
On Tue, Jan 19, 2010 at 2:13 PM, Laurent Daudelin
laurent.daude...@gmail.com wrote:
I'm using an NSURLDownload to download a file from a server. Is there any
way I could find what the size of the file will be so that I could put up a
nice
Thanks,
You are correct. I needed to retain it
@property (nonatomic, retain) NSMutableArray *tableList;
@property (nonatomic, retain) NSMutableArray *cfrTitleList;
Then dealloc it:
- (void)dealloc {
[tableList release];
[cfrTitleList release];
[super dealloc];
}
I
I am I trying to learn proper memory management and have question: In the
following example, which objects am I responsible to release?
- (void) viewDidLoad{
NSString *tempStr = nil;
NSString *filepath = [[NSBundle mainBundle] pathForResource:@filename
ofType:@xml];
None of them.
According to the memory management rules, you're only responsible for objects
you create via an alloc, new, or copy method, which none of these are.
All of these objects are autoreleased.
Dave
On Jan 19, 2010, at 1:50 PM, Philip Vallone wrote:
I am I trying to learn proper
On Jan 19, 2010, at 12:52 PM, Dave DeLong wrote:
None of them.
According to the memory management rules, you're only responsible for objects
you create via an alloc, new, or copy method, which none of these are.
All of these objects are autoreleased.
Unless PerformXMLXPathQuery returns
Awesome - Thanks!
On Jan 19, 2010, at 3:52 PM, Dave DeLong wrote:
None of them.
According to the memory management rules, you're only responsible for objects
you create via an alloc, new, or copy method, which none of these are.
All of these objects are autoreleased.
Dave
On Jan
Thanks.. Good question. The method in question PerformXMLXPathQuery is a
wrapper that was obtained:
http://cocoawithlove.com/2008/10/using-libxml2-for-parsing-and-xpath.html
NSArray *PerformXMLXPathQuery(NSData *document, NSString *query)
{
xmlDocPtr doc;
/* Load XML document
It is my understanding that, the array returned as result would be
auto released. Therefore, you would want to retain it for your use,
then release it later.
On Jan 19, 2010, at 4:14 PM, Philip Vallone wrote:
Thanks.. Good question. The method in question
PerformXMLXPathQuery is a
Thanks Jack,
Considering the original example:
- (void) viewDidLoad{
NSString *tempStr = nil;
NSString *filepath = [[NSBundle mainBundle] pathForResource:@filename
ofType:@xml];
NSData *xmlData = [NSData dataWithContentsOfFile:filepath];
On Jan 19, 2010, at 1:20 PM, Jack Carbaugh wrote:
It is my understanding that, the array returned as result would be auto
released. Therefore, you would want to retain it for your use, then release
it later.
Again, that's impossible to know, without looking at the PerformXPathQuery
On 19 Jan 2010, at 16:53, Shawn Rutledge wrote:
I'm accustomed to
things like Qt and Java where hashtables can contain anything for both
key and value.
This is not true (at least for Java and probably for QT for the same reason).
From the API docs for the Map abstract class:
Note: great
On 20/01/2010, at 5:33 AM, Shawn Rutledge wrote:
I forgot to mention, another problem I ran into was that my dictionary
is a member variable of my UIViewController, I inited it in
initWithNibName, then later when I go to use it in another member
function, I found that it had been
Hey everyone,
To start off, Im sorry if this is the wrong mailing for cocoa touch and iPhone
MapKit related questions but I didn't know where else to go and you guys
haven't let me down in the past.
Onto my question. I have an iPhone app that has pins dispersed across an area.
When I click on
On Tue, Jan 19, 2010 at 2:38 PM, Graham Cox graham@bigpond.com wrote:
On 20/01/2010, at 5:33 AM, Shawn Rutledge wrote:
I forgot to mention, another problem I ran into was that my dictionary
is a member variable of my UIViewController, I inited it in
initWithNibName, then later when I go
On 20/01/2010, at 9:49 AM, Jacob Schwartz wrote:
Onto my question. I have an iPhone app that has pins dispersed across an
area. When I click on a pin, the callout pops up as normal, but it is
SOMETIMES hidden by the other pins. I cannot find an answer anywhere on why
this would be the
On Tue, Jan 19, 2010 at 2:57 PM, Shawn Rutledge
shawn.t.rutle...@gmail.com wrote:
I think dictionaryWithCapacity should both alloc and init it, right?
Please stop making conjectures. The documentation explains all of this.
--Kyle Sluder
___
Cocoa-dev
On 20/01/2010, at 9:57 AM, Shawn Rutledge wrote:
I think dictionaryWithCapacity should both alloc and init it, right?
Why do you think that?
I repeat: You MUST learn the memory management rules and have them down pat so
you can write correctly managed code without having to really think
On Jan 19, 2010, at 2:57 PM, Shawn Rutledge wrote:
I think dictionaryWithCapacity should both alloc and init it, right?
Yes, and it autoreleases it too. :-o That means it'll conveniently be
released later on, which is exactly what you're running into. If you
want to keep a reference to
On Jan 19, 2010, at 10:46 AM, Kirk Kerekes wrote:
NSDictionary will use almost any object as a key:
From the docs:
In general, a key can be any object (provided that it conforms to
the NSCopying protocol...)
-- and if it is an immutable object, that -copy is just a -retain.
Yes, but he
On Tue, Jan 19, 2010 at 2:33 PM, Jeremy Pereira a...@jeremyp.net wrote:
On 19 Jan 2010, at 16:53, Shawn Rutledge wrote:
I'm accustomed to
things like Qt and Java where hashtables can contain anything for both
key and value.
This is not true (at least for Java and probably for QT for the
On Tue, Jan 19, 2010 at 3:09 PM, Shawn Rutledge
shawn.t.rutle...@gmail.com wrote:
Well yeah, that's one of the reasons java.lang.String is immutable.
But it helps that java.lang.Object has both hashCode and equals, so
any object can be put into a collection that depends on those... you
just
Le 20 janv. 2010 à 00:18, Kyle Sluder a écrit :
On Tue, Jan 19, 2010 at 3:09 PM, Shawn Rutledge
shawn.t.rutle...@gmail.com wrote:
Well yeah, that's one of the reasons java.lang.String is immutable.
But it helps that java.lang.Object has both hashCode and equals, so
any object can be put
I have an NSTableView that I populate with columns programmatically. I use the
following to establish the header titles:
NSTableHeaderCell *myGenericHeaderCell = [[[NSTableHeaderCell alloc]
initTextCell:myTableColumnTitle] autorelease];
[myGenericHeaderCell setAlignment:NSCenterTextAlignment];
On Jan 19, 2010, at 3:30 PM, Daniel Wambold wrote:
I have an NSTableView that I populate with columns programmatically. I use
the following to establish the header titles:
NSTableHeaderCell *myGenericHeaderCell = [[[NSTableHeaderCell alloc]
initTextCell:myTableColumnTitle] autorelease];
On Jan 19, 2010, at 3:30 PM, Daniel Wambold wrote:
I have an NSTableView that I populate with columns programmatically. I use
the following to establish the header titles:
NSTableHeaderCell *myGenericHeaderCell = [[[NSTableHeaderCell alloc]
initTextCell:myTableColumnTitle] autorelease];
Hi Kyle,
On 20/01/2010, at 5:34 AM, Kyle Sluder wrote:
On Jan 18, 2010, at 6:48 PM, Jo Meder jome...@ihug.co.nz wrote:
Is there a Cocoa equivalent to HIViewGetOptimalBounds()? That function would
return the optimal bounds for an HIView and I found it very useful.
Not entirely.
I think dictionaryWithCapacity should both alloc and init it, right?
Yes, and it autoreleases it too. :-o That means it'll conveniently be
released later on, which is exactly what you're running into. If you
want to keep a reference to the dictionary, you should call alloc and
init
On Jan 19, 2010, at 5:50 pm, Jeff Laing wrote:
Yes, and it autoreleases it too. :-o That means it'll conveniently be
released later on, which is exactly what you're running into. If you
want to keep a reference to the dictionary, you should call alloc and
init yourself.
No, you should
For developers it's typically preferable to pass debug user default values as
arguments to your executable from within Xcode. Select Project Edit Active
Executable in Xcode, and go to the Arguments tab. Hit the plus button to add a
new argument:
-NSWindowResizeTime 0.1
When you
On Tue, Jan 19, 2010 at 7:01 PM, mmalc Crawford mmalc_li...@me.com wrote:
No, you should just *retain* the result of dictionaryWithCapacity.
No, you shouldn't.
If you're writing an init method and want to assign the dictionary to an
instance variable, you should use alloc/init.
Why?
On Jan 19, 2010, at 9:21 PM, Shawn Rutledge wrote:
On Tue, Jan 19, 2010 at 7:01 PM, mmalc Crawford mmalc_li...@me.com wrote:
No, you should just *retain* the result of dictionaryWithCapacity.
No, you shouldn't.
If you're writing an init method and want to assign the dictionary to an
On Jan 19, 2010, at 9:06 PM, cocoa-dev-requ...@lists.apple.com wrote:
On 20/01/2010, at 9:49 AM, Jacob Schwartz wrote:
Onto my question. I have an iPhone app that has pins dispersed across an
area. When I click on a pin, the callout pops up as normal, but it is
SOMETIMES hidden by the
On Jan 19, 2010, at 9:03 PM, Francisco Tolmasky wrote:
I have an application that is using a custom CFRunLoopSource
(CFRunLoopSourceCreate), however I am not sure about the appropriate way it
should be used. Specifically, I don't know whether I am supposed to call
CFRunLoopWakeUp after
Hello,
I am trying to validate an NSXMLDocument against an external DTD. Here
is what I do:
NSError *error = nil;
NSXMLDocument *doc = [[[NSXMLDocument alloc]
initWithXMLString:beamedXML options:NSXMLNodeOptionsNone error:error]
autorelease];
if (!doc) {
Yes, and it autoreleases it too. :-o That means it'll conveniently be
released later on, which is exactly what you're running into. If you
want to keep a reference to the dictionary, you should call alloc and
init yourself.
I wrote:
No, you should just *retain* the result of
On Jan 19, 2010, at 8:47 PM, Jeff Laing wrote:
With all due respect, why not? Apple gives us all those convenience methods
but you say we shouldn't use them?
Convenience ≠ performance.
The autoreleased factory methods are very convenient when you're using the
result temporarily, so you
On Jan 19, 2010, at 8:47 pm, Jeff Laing wrote:
I wrote:
No, you should just *retain* the result of dictionaryWithCapacity.
mmalc wrote:
No, you shouldn't.
With all due respect, why not?
Because it's difficult to imagine a common situation in which your advice will
be valid, for
Is there a Cocoa equivalent (Mac) of Cocoa Touch's (iPhone)
stretchableImageWithLeftCapWidth:topCapHeight: method? If not, how can
I achieve the same function?
Thanks
___
Cocoa-dev mailing list (Cocoa-dev@lists.apple.com)
Please do not post admin
On Tue, Jan 19, 2010 at 9:34 PM, PCWiz pcwiz.supp...@gmail.com wrote:
Is there a Cocoa equivalent (Mac) of Cocoa Touch's (iPhone)
stretchableImageWithLeftCapWidth:topCapHeight: method? If not, how can I
achieve the same function?
NSDrawNinePartImage.
--Kyle Sluder
On Jan 19, 2010, at 10:47 PM, Jeff Laing wrote:
I'm assuming you are saying 'don't use the convenience methods because the
autorelease pool won't empty quickly enough'. Certainly Ken said it, though
he seemed to assume that there was only one pool, that people would not be
creating their
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