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2014/10/15 ¤U¤È 10:13:19
iphone Programming Glossary: representedFuzzy Date algorithm in Objective-C http://stackoverflow.com/questions/1052951/fuzzy-date-algorithm-in-objective-c years 1 one year ago years years ago iphone objective c algorithm datetime share improve this question Dates are represented in Cocoa using the NSDate class. There is a convenient method implemented in NSDate to obtain the delta in seconds between..
http://stackoverflow.com/questions/1166444/mkmapview-zoom-and-region center point of the region. However span which is a MKCoordinateSpan consists of latitudeDelta the vertical distance represented by the region and longitudeDelta the horizontal distance represented by the region . A brief example. Here's a toy MKCoordinateRegion.. consists of latitudeDelta the vertical distance represented by the region and longitudeDelta the horizontal distance represented by the region . A brief example. Here's a toy MKCoordinateRegion center latitude 0 longitude 0 span latitudeDelta 8 longitudeDelta..
http://stackoverflow.com/questions/1404366/check-if-nsurl-returns-404 if NSURL returns 404 I need to check whether a URL represented by a NSURL is available or returns 404. What is the best way to achieve that I would prefer a way to check this without..
Encrypted NSData to NSString in obj-c? http://stackoverflow.com/questions/1417893/encrypted-nsdata-to-nsstring-in-obj-c the data before creating the string. I'd suggest you try Base64 encoding the NSData since Base64 data can always be represented as an ASCII string. Of course when you do that you'll have to decode from Base64 before decrypting. Here are some helpful..
Datetime format from iPhone settings and GMT offset http://stackoverflow.com/questions/16790832/datetime-format-from-iphone-settings-and-gmt-offset locale NSDate when logged in console always show in GMT 00 00. NSDate don't have timezone it just differs when represented in different timezone. Convert the formed date to any timezone by setting new timezone to formatter. Formatter never changes..
How get a datetime column in SQLite with Objective C http://stackoverflow.com/questions/1711504/how-get-a-datetime-column-in-sqlite-with-objective-c either as Julian date values real columns or in strings text columns . SQLite is also very particular in how dates are represented in strings yyyy MM dd HH mm ss only . These are some methods that I wrote for working with SQLite dates from Objective C...
Types in objective-c on iPhone http://stackoverflow.com/questions/2107544/types-in-objective-c-on-iphone c on iPhone. So are there any good documentation where this is written I need the size on which the variable is represented and the range of the variable. So in example short int 2 bytes signed 32768 to 32767 and unsigned 0 to 65535 This is only..
NSDate expressed in different time zones, i.e. local time zone (GMT-400) to PST http://stackoverflow.com/questions/2503397/nsdate-expressed-in-different-time-zones-i-e-local-time-zone-gmt-400-to-pst the 3 hours necessary to represent the time in PST. But all I've done is subtract 3 hours from the time which is still represented relative to my time zone. How do I get NSDateFormatter to spit out the time using the destination time zone One tack I tried..
Persisting Dates to SQLite3 in an iPhone Application http://stackoverflow.com/questions/251155/persisting-dates-to-sqlite3-in-an-iphone-application date' My question is what is the recommend approach for storing this information in a table The properties are represented as NSDate in my application but I am unsure how to represent this information in my table. It appears that SQLite3 provides..
Why we used double and triple pointer in objective-C or C language? http://stackoverflow.com/questions/2570447/why-we-used-double-and-triple-pointer-in-objective-c-or-c-language posted. According to the name methodLists I would guess that this is an array of lists. A linked list in C is commonly represented by a pointer to a node which objc_method_list could be. An array of such lists is then implemented with a double pointer...
Is it possible to determine whether ViewController is presented as Modal? http://stackoverflow.com/questions/2798653/is-it-possible-to-determine-whether-viewcontroller-is-presented-as-modal can do is to check several aspects of your controller to ensure it is presented as modal. So to check if the current represented as self in the code bellow controller is presented in a modal way or not I have the function bellow either in a UIViewController..
Compress/Decompress NSString in objective-c (iphone) using GZIP or deflate http://stackoverflow.com/questions/3015904/compress-decompress-nsstring-in-objective-c-iphone-using-gzip-or-deflate true Success true Value vWsAAB LCAAAAAAAB..etc.. ... where value is the compressed string of a complex object represented in JSON. This was really easy to implement on the server but for the life of me I can't figure out how to decompress a gzipped..
iPhoneSDK calculate Rotation angle from CATransform3D http://stackoverflow.com/questions/3565383/iphonesdk-calculate-rotation-angle-from-catransform3d share improve this question It depends on what axis you are doing the rotation on. Rotation about the z axis is represented as a angle in radians x' x cos.a y sin.a y' x sin.a y cos.a z' z cos.a sin.a 0 0 sin.a cos.a 0 0 0 0 1 0 0 0 0 1 so angle..
how to detect (iphone sdk) if a video file was recorded in portrait orientation, or landscape http://stackoverflow.com/questions/4627940/how-to-detect-iphone-sdk-if-a-video-file-was-recorded-in-portrait-orientation always 0 which is ALAssetOrientationUp . Maybe this is to be expected all videos are up right but a portrait video is represented in MPEG 4 as a landscape video turned 90 degrees i.e. all videos are actually landscape try the MediaInfo app on the mac..
Point in Tilt Direction - iPhone http://stackoverflow.com/questions/5128861/point-in-tilt-direction-iphone hardest bit which I can't work out is How do I make my sprite rotate to point in the direction I am tilting This is represented very well in the 'Tilt to Live' game on the app store. I want controls just like that. My sprite for those unfamiliar with..
How can I improve the performance of my custom OpenGL ES 2.0 depth texture generation? http://stackoverflow.com/questions/6051237/how-can-i-improve-the-performance-of-my-custom-opengl-es-2-0-depth-texture-gener shrunken by sqrt 2 2 with a simple opaque shader. This will create inset squares covering area known to be opaque in a represented sphere. I then disable depth writes using glDepthMask GL_FALSE and render the square sphere impostor at a location closer..
How to insert utf-8 mb4 character(emoji in ios5) in mysql? http://stackoverflow.com/questions/7814293/how-to-insert-utf-8-mb4-characteremoji-in-ios5-in-mysql utf8mb4_general_ci collation_server utf8mb4_general_ci I changed utf8mb4 from utf8 for iOS5's emoji. They are represented by 4byte code. But when I inserted 3 smiley emojis ' ' is in mysql. They are 3F 3F 3F Hex . I can store iOS4's emojis well..
How to save nsdictionary of a subview to a mainview based off tableviewcell selection http://stackoverflow.com/questions/7922305/how-to-save-nsdictionary-of-a-subview-to-a-mainview-based-off-tableviewcell-sele view controller SearchParametersViewController set the delegate property to the parent view controller instance as represented by the self keyword. This ensures you can send the message and corresponding data backward in your view controller hierarchy..
Coordinates all wrong on iPhone 3G? It could be your compiler http://stackoverflow.com/questions/8391307/coordinates-all-wrong-on-iphone-3g-it-could-be-your-compiler me this panicky email the latest update has modified the curves ... not seen more growth curves and inserted data are represented as a line descending ... before you could see perfectly well Help me I get him to send a screenshot and give more detail...
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