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What is the max number of files that can be kept in a single folder, on Win7/Mac OS X/Ubuntu Filesystems?

I\'m wondering about what is the maximum number of files that can be present in a single folder, in the file systems used by all the pre开发者_如何学Govalent OSes mentioned. I need this information in[详细]

2023-04-12 07:54 分类：问答
NSManagedObjectContextObjectsDidChangeNotification not always called instantly

I have an Mac Application using a NSPersistentDocument. I want to get notified when Objects are deleted to save this information using Core Data. So I\'m listening for NSManagedObjectContextObjectsDid[详细]

2023-04-12 07:39 分类：问答
Is NSDocument and CoreData a possible combination, or is NSPersistentDocument the only way?

I\'m making an application which creates course timetables for people at my school. This is the rough design I had in mind for the application:[详细]

2023-04-12 07:16 分类：问答
Symbols not found while building OpenCV's Hello World

I just installed openCV via MacPorts, I also added the library folder to the compiler\'s settings. But then when trying to build the following code,[详细]

2023-04-12 06:36 分类：问答
Sed program - deleted strings reappearing?

I\'m stumped. I have an HTML file that I\'m trying to convert to plain text and I\'m using sed to clean it up. I understand that sed works on the \'stream\' and works one line at a time, but there are[详细]

2023-04-12 06:32 分类：问答
NSColor equivalent of UIColor underPageBackgroundColor to use on Mac OS X?

I\'d like to use one of the iOS patterns (underPageBac开发者_高级运维kgroundColor), defined in UIColor for a Mac OS X app. Are those patterns defined in UIColor available on OS X? I didn\'t see anythi[详细]

2023-04-12 05:49 分类：问答
Putting the display to sleep (⇧⌃⏏/shift+control+eject) in AppleScript

Is it possible to w开发者_C百科rite an AppleScript to put the display to sleep (which locks the display if the computer is set to lock on sleep)?You can do this from the keyboard by entering ⌃⇧⏏ (s[详细]

2023-04-12 05:42 分类：问答
Installing Sqlite3 for Ruby (Mac OSX 10.5.8)

I am following this guide ATM - http://guides.rubyonrails.org/getting_started.html#getting-up-and-running-quickly-with-scaffolding[详细]

2023-04-12 05:37 分类：问答
getaddrinfo "10 . 10 . 10 . 10"

I just noticed that if I f开发者_Python百科eed the string \"10 . 10 . 10 . 10\" to getaddrinfo i get back the address 0.0.0.10. The result is the same on both OS X (Lion) and Linux (CentOS 5.6). You c[详细]

2023-04-12 05:10 分类：问答
How to build WebKit on iPhone?

I have built WebKit on Mac, but I want to build it on iPhone. Should I convert Cocoa framework to Cocoa开发者_运维问答Touch framework?[详细]

2023-04-12 04:27 分类：问答