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Xcode 6 beta 2 issue exporting .ipa: “Your account already has a valid iOS distribution certificate”

... is gone. Apple has changed the way of Ad Hoc distribution for developers. Now you can't make Ad Hoc distribution builds using Development Certificate. You need a Distribution Certificate with "Ad Hoc" provisioning profile (not Development Provisioning profile) to make Ad Hoc builds. It's a real pai...
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System.currentTimeMillis vs System.nanoTime

What I would like to know is whether I should use System.currentTimeMillis() or System.nanoTime() when updating my object's positions in my game? Their change in movement is directly proportional to the elapsed time since the last call and I want to be as precise as possible. ...
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How to decide between MonoTouch and Objective-C? [closed]

...oing to see big stuff. I love Apple's stack, but I have another playground now - that's a good thing and I'm giddy :) – Rory Blyth Oct 30 '09 at 21:00 4 ...
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What is a typedef enum in Objective-C?

...nd only declare it with the typedef name: typedef enum { ... } tagname; Now, in this case, we're declaring ShapeType to be a typedef'ed name of an anonymous enumeration. ShapeType is really just an integral type, and should only be used to declare variables which hold one of the values listed in...
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any tool for java object to object mapping? [closed]

... looking for automated tool before start writing my own. I just wanted to know if there any free tool available for the same. ...
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Can I set a TTL for @Cacheable

...way to make the cached data clear out after a time by setting a TTL? Right now from what I can see I need to clear it out myself by using the @CacheEvict , and by using that together with @Scheduled I can make a TTL implementation myself but it seems a bit much for such a simple task? ...
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Emacs, switch to previous window

...indow-or-frame) (define-key (current-global-map) (kbd "M-O") 'frame-bck) Now just cycle quickly thru the windows with M-o share | improve this answer | follow ...
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Using .otf fonts on web browsers

... src: url("path/GraublauWebBold.otf") format("opentype"); } // Edit: OTF now works in most browsers, see comments However if you want to support a wide variety of browsers i would recommend you to switch to WOFF and TTF font types. WOFF type is implemented by every major desktop browser, while the...
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Test if a class has an attribute?

... @alexanderb you are of course right. I've updated my answer now. I must of not checked my answer against the compiler at the time! Thanks for pointing out the error – RichardOD Jun 23 '12 at 16:05 ...
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How can I log the stdout of a process started by start-stop-daemon?

... Good to know, and the pkill solution too. Wondering what would ... -c "exec $DAEMON..." (adding the "exec") do. Don't have this on the plate right now so can't try it. – youurayy Nov 20 '12 at 20...