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 Wednesday, November 26 2014 @ 03:43 AM UTC

How to refresh a progress indicator in a lengthy monolithic task ?

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Cocoa Development FAQWe need a visual feedback during a very long computing task but when we change value of a progress bar using setDoubleValue nothing happens until the computing task is done ?
 
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How to show invisible files and folders in NSOpenPanel list

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Cocoa Development FAQAre there any way to show invisible files/folders in NSOpenPanel list?
 
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How to find out when a file opened by another process was closed ?

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Unix under OS X FAQIf we need to wait another process has finished working with a file, how can we be notified when the process closed the file ?
 
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How to open the CD tray programmatically ?

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Objective-CHow can I open the CD Tray with cocoa / objective-c. I would like to recreate the functionality of the iTunes eject button.
 
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How to tint an image ?

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Objective-CI'm working on a project that needs to take a bitmap image provided by the user and transform it so that it will print with a single color specified by the user.
 
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Converting file paths from absolute to relative and rev. ?

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Cocoa Development FAQIs there any NSString methods to convert file paths to relative to absolute and absolute to relative ?
 
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Some "useful" plist XSLT transformations

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XMLIf you need to display plist in HTML page or want to get a "nice" PDF out of them...
 
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What are the "Viewer" and "Editor" roles in Info.plist for?

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Cocoa Development FAQIn the Info.plist file, you can set up a CFBundleTypeRole for each document type, which can be either "Viewer" or "Editor". This entry describes how you can use these in Cocoa to allow importing/exporting various kinds of files, as well as implement template files ("stationeries") without having to write much code.
 
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Serial port added notification

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OS X FAQIs there a way of being notified when a serial port has been added or removed (think plugging in and out a Keyspan serial adapter or something). I'd like to get away from polling…
 
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Solution for extracting EXIF data from images ?

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OS X FAQAny code for the task ?
 
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